Jobs in United States

Lead Junior Senior React Developer in United States

2,537 active opportunities · Updated October 2026

Explore current lead junior senior react developer jobs across United States. Filter by work mode, employment type, experience, department, date posted and distance.

O
📍 Boston, Massachusetts, United States· Full-time
✓ High-confidence listing

$159.5K – $178.5K/yr

Quick readStrong listing-quality and freshness signals

Onbe, a fast-growing FinTech, bringing innovation to a rapidly growing global marketplace, stands for “on behalf.” Because that’s exactly how we work: on behalf of our clients, as their comprehensive payments partner. We transform the way payments are imagined — as an opportunity for innovation, a source of insight to customers, and a way to connect with partners around the globe! Summary: Onbe seeks an impactful Sales Executive Senior Director to establish new, high potential partnerships with channel partners in the financial services space. Leveraging our global reach and proprietary technology, this role will help establish partnerships and partner models that deliver scaled distribution to Onbe and value to our partners in their efforts to retain, grow and expand their customer base. Our solutions focus on payments to consumers, workforces, and service providers, including refunds, rewards, and payroll delivered digitally and physically. The ideal candidate will possess deep industry knowledge, excel in relationship building, strategic thinking, and negotiation. Key responsibilities include identifying high fit/high potential new partners, leading deal teams, navigating complex negotiations, defining partnership priorities and key KPIs, and launching the relationship to maximize value for both parties. Reporting to senior leadership, the candidate will ensure alignment with organizational priorities and drive mutual growth. This position is remote, but it's essential that candidates reside within 30 miles of the Metro Boston area. The role may occasionally require in-person meetups and travel. Responsibilities: Develop a target list of high fit/high potential new partnerships; manage a diverse pipeline and secure new partners in support of Onbe’s channel distribution strategy. Establish relationships with multiple partner stakeholders; build trust and uncover organizational priorities, operating structures and decision-making criteria. Assemble and lead deal te

GitAIGoRust
O
📍 Atlanta, Georgia, United States· Full-time
✓ High-confidence listing

$159.5K – $178.5K/yr

Quick readStrong listing-quality and freshness signals

Onbe, a fast-growing FinTech, bringing innovation to a rapidly growing global marketplace, stands for “on behalf.” Because that’s exactly how we work: on behalf of our clients, as their comprehensive payments partner. We transform the way payments are imagined — as an opportunity for innovation, a source of insight to customers, and a way to connect with partners around the globe! Summary: Onbe seeks an impactful Sales Executive Senior Director to establish new, high potential partnerships with channel partners in the financial services space. Leveraging our global reach and proprietary technology, this role will help establish partnerships and partner models that deliver scaled distribution to Onbe and value to our partners in their efforts to retain, grow and expand their customer base. Our solutions focus on payments to consumers, workforces, and service providers, including refunds, rewards, and payroll delivered digitally and physically. The ideal candidate will possess deep industry knowledge, excel in relationship building, strategic thinking, and negotiation. Key responsibilities include identifying high fit/high potential new partners, leading deal teams, navigating complex negotiations, defining partnership priorities and key KPIs, and launching the relationship to maximize value for both parties. Reporting to senior leadership, the candidate will ensure alignment with organizational priorities and drive mutual growth. This position is remote, but it's essential that candidates reside within 30 miles of the Metro Atlanta area. The role may occasionally require in-person meetups and travel. Responsibilities: Develop a target list of high fit/high potential new partnerships; manage a diverse pipeline and secure new partners in support of Onbe’s channel distribution strategy. Establish relationships with multiple partner stakeholders; build trust and uncover organizational priorities, operating structures and decision-making criteria. Assemble and lead deal t

GitAIGoRust
DA
📍 California, California, United States· Full-time· Remote
✓ High-confidence listing
Quick readStrong listing-quality and freshness signals

About Dawn Aerospace Dawn Aerospace is redefining space transportation through reusable, sustainable, and high-cadence flight systems. Our Aurora Spaceplane enables rapid access to suborbital space and speeds over Mach 3, serving a growing need for near-space testing, high-speed flight, and microgravity research. Together with our in-space propulsion business, Dawn is building the infrastructure for sustainable access to and operation in space. Role Overview Aurora is the first vehicle capable of flying missions to the edge of space multiple times a day. Your job is to transform this vehicle capability into mission success for our customers working from anywhere in the US - although Huntsville , USA is preferred (with domestic and international travel) . As a Mission Manager, your core role is to translate customer objectives into executable flight plans. You will be the customer’s interface to Dawn's flight operations, engineering, regulatory, and commercial teams. Throughout any project, you will coordinate the specialists required to solve individual problems while retaining responsibility for the mission. This is not a passive account-management role. You will be expected to assess mission feasibility, challenge customer assumptions, defend engineering realities, and drive clarity across complex, first-of-a-kind mission concepts. You will be the customer’s technical advocate inside Dawn, and Dawn’s operational interface to the customer. You will succeed here if you can lead through ambiguity, communicate with precision, and have the technical depth to engage meaningfully with aerospace engineers and flight operators, while keeping customers aligned, informed, and confident. Key Responsibilities Mission Ownershi

AIGoSEOProject Management
R
📍 Chicago, Illinois, United States· Full-time
✓ High-confidence listing

$22 – $28/hr

Quick readStrong listing-quality and freshness signals

Who we are: Since 2009, we've been on a mission to bring sustainable fashion to everyone. Named one of Fast Company’s Brands That Matter and winning a Best Carbon Footprint award, we have big goals like being Climate Positive by 2025 , Circular by 2030 , and pushing the whole industry forward along the way. Our work has gotten love in Drapers and Sourcing Journal , and TIME wrote about how great our CEO, Hali Borenstein, is. Basically, we're saving the Earth and looking damn good doing it. We're a global brand with 50+ stores (and counting) around the world, and our own sustainable factory in LA . We innovate across categories like accessories , swimwear , and sleepwear , and we reach millions of people with campaigns like this , this and this . None of this work is possible without the incredible people behind it. We're a mission-based company that invests in an inclusive culture, so we can innovate together and ensure everyone has the space to grow, thrive, and belong. And starting right now, we want to do all that with you. Work Location/ Schedule: Available to work a minimum of 30 hours per week, but up to 40 hours per week Daily open availability across a full 7 day work week Able to work flexible schedule (days, nights, weekends, & holidays if required to meet the needs Full Time Sales Lead At Reformation, the sales lead is an elite sales professional and a central figure in the Reformation store ecosystem. This is an elevated, commission-based role designed for a high-performing entrepreneur who views retail as a career. You are a Wardrobe Consultant, responsible for managing a private book of business, driving exceptional SPH, and acting as a trend authority. You don't just facilitate transactions; you foster long-term loyalty through expert service and sophisticated clienteling leading to transformational experiences. Reporting to the Store Manager, essential responsibilities include but are not limited to: What You’ll Do Drive Performance &

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EC
📍 Chicago, Illinois, United States· Full-time
✓ High-confidence listing
Quick readStrong listing-quality and freshness signals

About Energy CX: Energy CX is redefining the energy brokerage industry as the fastest-growing player in the US. By bringing cutting-edge technology, advanced analytics, and innovative solutions, we are disrupting a space that has operated in the dark for too long. Why Energy CX? Recession proof industry Uncapped commission with competitive salary Entrepreneurial and ambitious culture with a great team oriented environment Fastest growing energy broker in the country One of the fastest growing companies in Chicago Recognized by Fortune and Great Places to work US Named on Inc 5000’s list of America’s fastest growing companies Compensation Year 1 Expected Earnings → $130,000 - $170,000 Title: Revenue Operations Manager About this Job Energy CX is hiring a Revenue Operations Manager to build and own the revenue operating system that powers how the company makes decisions, turning fragmented data into a trusted, self-sustaining system for pipeline, forecasting, and capacity planning. This person will own HubSpot and the broader revenue tech stack, build the metrics and forecasting infrastructure the business runs on, and connect marketing, sales, customer success, and finance around a single source of truth, ensuring the right answers surface before anyone has to ask. Objectives of this Role Own and evolve ECX's revenue operating system, including pipeline intelligence, forecasting, and capacity planning, as the foundation for how the company makes revenue decisions. Own HubSpot and the broader revenue tech stack as the system of record, enforcing data quality standards across the full lead-to-cash lifecycle Diagnose and anticipate structural gaps in data, process, and cross-team handoffs Build a metrics layer that runs on its own: pipeline, forecast, and revenue reporting that requires no manual reconciliation Support GTM enablement infrastructure: comp plans, quota tracking, territory design, and capacity/headcount planning Daily and Month

SQLAIGoRust
EC
📍 Chicago, Illinois, United States· Full-time
✓ High-confidence listing
Quick readStrong listing-quality and freshness signals

About Energy CX: Energy CX is redefining the energy brokerage industry as the fastest-growing player in the US. By bringing cutting-edge technology, advanced analytics, and innovative solutions, we are disrupting a space that has operated in the dark for too long. Why Energy CX? Recession proof industry Uncapped commission with competitive salary Entrepreneurial and ambitious culture with a great team oriented environment Fastest growing energy broker in the country One of the fastest growing companies in Chicago Recognized by Fortune and Great Places to work US Named on Inc 5000’s list of America’s fastest growing companies Compensation Year 1 -> $140,000 Year 2 -> $215,000 Year 3 -> $340,000 Year 4 -> $415,000 Year 5 -> $465,000-$515,000+ The above figures are conservative estimates; commissions are uncapped, and accelerators and other incentives provide the opportunity to earn beyond these amounts. Year 1 and 2 OTEs are flexible and can be adjusted based on experience and overall fit. Title: Account Executive We are seeking Chicago-based Account Executives to work with the largest CRE firms and manufacturers in the country. About this Job As a sales Account Executive, you will play a pivotal role in driving revenue growth by identifying new business opportunities, nurturing client relationships, and closing deals. We're seeking a dynamic AE who can build rapport with prospective clients and articulate a unique value proposition. If you thrive in a results-driven setting and have a passion for hunting down deals, this is the role for you. While leveraging any existing relationships is beneficial, be prepared to engage in proactive prospecting through cold calls and emails. Energy CX believes in an “eat what you kill mentality.” Objectives of this Role Acquire new customers and expand accounts Develop meeting lead and closing ability Gain proficiency in the energy market Daily and Monthly Responsibilities Dri

AIGoRustHR
OS
📍 Aliso Viejo, United States· Full-time· Remote
✓ High-confidence listing
Quick readStrong listing-quality and freshness signals

About OfficeSpace: OfficeSpace Software provides the leading AI operating system for the built world, that helps teams plan, connect, and perform in the workplace. As a performance-based, PE-backed company, we hire based on merit and a willingness to do what it takes to succeed long-term. You’re a great fit for the role if you’re entrepreneurial, passionate, motivated by building at light speed, and an Agentic AI early adopter. Our world-class teams operate in the US, Canada, and Costa Rica in a culture of trust, respect, growth, and impact. Role Summary: You own growth at the highest level. As a Client Executive – Enterprise, you build, expand, and protect strategic relationships across complex organizations with our highest value clients. You operate as a value architect, and executive partner to drive strategic and transformational client value - using data, AI, and sharp commercial discipline to grow enterprise accounts. What You Will Do Own and grow a portfolio of high-value strategic accounts by developing and executing multi-year expansion strategies aligned to each client’s business priorities. Develop and execute strategic account plans that translate client priorities into actionable expansion plays with clear value hypotheses, timelines, and deal strategies. Create and close pipeline proactively - not tied to renewal cycles - by identifying whitespace, shaping opportunities, and aligning to executive-level priorities within your accounts. Lead complex, multi-threaded sales motions by engaging economic buyers and key stakeholders across business, finance, and operations to build consensus and urgency. Sell platform-level solutions, not product features, positioning OfficeSpace as a mission-critical operating system that drives measurable business outcomes. Part

AgileAIGoRust
OS
📍 Aliso Viejo, United States· Full-time· Remote
✓ High-confidence listing
Quick readStrong listing-quality and freshness signals

About OfficeSpace: OfficeSpace Software provides the leading AI operating system for the built world, that helps teams plan, connect, and perform in the workplace. As a performance-based, PE-backed company, we hire based on merit and a willingness to do what it takes to succeed long-term. You’re a great fit for the role if you’re entrepreneurial, passionate, motivated by building at light speed, and an Agentic AI early adopter. Our world-class teams operate in the US, Canada, and Costa Rica in a culture of trust, respect, growth, and impact. Role Summary: You own growth at the highest level. As a Client Executive – Enterprise, you build, expand, and protect strategic relationships across complex organizations with our highest value clients. You operate as a value architect, and executive partner to drive strategic and transformational client value - using data, AI, and sharp commercial discipline to grow enterprise accounts. What You Will Do Own and grow a portfolio of high-value strategic accounts by developing and executing multi-year expansion strategies aligned to each client’s business priorities. Develop and execute strategic account plans that translate client priorities into actionable expansion plays with clear value hypotheses, timelines, and deal strategies. Create and close pipeline proactively - not tied to renewal cycles - by identifying whitespace, shaping opportunities, and aligning to executive-level priorities within your accounts. Lead complex, multi-threaded sales motions by engaging economic buyers and key stakeholders across business, finance, and operations to build consensus and urgency. Sell platform-level solutions, not product features, positioning OfficeSpace as a mission-critical operating system that drives measurable business outcomes. Part

AgileAIGoRust
OS
📍 Aliso Viejo, United States· Full-time· Remote
✓ High-confidence listing
Quick readStrong listing-quality and freshness signals

About OfficeSpace: OfficeSpace Software provides the leading AI operating system for the built world, that helps teams plan, connect, and perform in the workplace. As a performance-based, PE-backed company, we hire based on merit and a willingness to do what it takes to succeed long-term. You’re a great fit for the role if you’re entrepreneurial, passionate, motivated by building at light speed, and an Agentic AI early adopter. Our world-class teams operate in the US, Canada, and Costa Rica in a culture of trust, respect, growth, and impact. About the role Build the teams that build the future of work. As our Talent Acquisition Business Partner , you'll own the entire recruitment function across the business. As the dedicated recruiter supporting OfficeSpace, you'll lead every stage of hiring, from workforce planning and sourcing to offer negotiation. You'll partner directly with leaders to shape hiring strategy, build scalable recruiting programs, and use AI to increase speed, quality, and efficiency while delivering an exceptional candidate experience. This is more than filling roles. You'll influence organizational growth, strengthen our employer brand, and help build a high-performing, AI-enabled workforce. What you'll do Own the full recruitment lifecycle across corporate functions in the U.S., Canada, and Costa Rica. Serve as the primary Talent Acquisition partner for the business, independently managing the recruiting function across multiple departments and hiring priorities. Partner with hiring managers to define hiring strategies, workforce plans, and ideal candidate profiles. Build proactive, diverse talent pipelines using modern sourcing techniques, referrals, talent communities, networking, and AI-powered recruiting tools. Deliver an exceptional candidate experience from first conversation through onboarding.

AgileAIGoRust
DR
📍 Austin, Texas, United States· Full-time
✓ High-confidence listing
Quick readStrong listing-quality and freshness signals

What we’re doing isn’t easy, but nothing worth doing ever is. Diligent builds helpful robots that work safely and autonomously in real world environments. We move quickly, solve messy problems, and care deeply about reliability at scale. We’re hiring a Manufacturing Reliability Engineer to own production test for our robots at our contract manufacturer: you’ll design and run robust end-to-end test protocols, provision fleets of robots for production, and own the KPIs that define production quality. This role is based in Austin, TX. However, the position will require 50% travel to the Milwaukee, WI area and requires close collaboration across software, hardware, operations, and product engineering teams. Key Responsibilities End-to-end test process ownership. Create, validate, and maintain production test protocols and gating criteria from incoming inspection through final test and shipment. Provisioning of bots. Design and operate provisioning flows (imaging, firmware deployment, configuration, validation) and the tooling/fixtures needed to provision and handoff robots for production. KPIs and continuous improvement. Own key production metrics — First Pass Yield (FPY), cycle time, and test coverage — and drive continuous improvements to meet throughput and quality targets. Test automation & infrastructure. Architect, implement, and maintain automated test frameworks, harnesses, and test rigs used at the CM site. Ensure tests are stable, fast, and provide actionable failure data. Cross-functional escalation & RCA. Lead root-cause analysis for field and production failures; coordinate corrective actions with design, firmware, and CM engineering to close quality loops. On-site production leadership. Be the onsite technical authority at the contract manufacturer: train operators, debug failures on the line, and continuously refine processes with CM partners. What Success Looks Like Improved FPY and reduced rework rates across production builds. Reduced per

PythonAIExcelHR
OS
📍 Aliso Viejo, United States· Full-time· Remote
✓ High-confidence listing
Quick readStrong listing-quality and freshness signals

About OfficeSpace: OfficeSpace Software provides the leading AI operating system for the built world, that helps teams plan, connect, and perform in the workplace. As a performance-based, PE-backed company, we hire based on merit and a willingness to do what it takes to succeed long-term. You’re a great fit for the role if you’re entrepreneurial, passionate, motivated by building at light speed, and an Agentic AI early adopter. Our world-class teams operate in the US, Canada, and Costa Rica in a culture of trust, respect, growth, and impact. About the role As an Enterprise Client Success Manager, you own the success of our most strategic customers. You build executive partnerships, drive long-term business outcomes, and help global organizations maximize the value of OfficeSpace. You combine strategic thinking with operational excellence. You leverage AI to surface insights, predict risk, and scale your impact—while building trusted relationships that keep people at the center of every customer experience. This version aligns with the OfficeSpace "High-Performance Innovator" voice by emphasizing active language, ownership, short paragraphs, and high information density. What you'll do Own the success, retention, renewal, and growth of a portfolio of enterprise customers with complex organizational structures and executive stakeholders. Build trusted relationships with executive sponsors and business leaders, serving as a strategic advisor throughout the customer lifecycle. Lead enterprise onboarding, adoption, and value realization strategies that accelerate measurable business outcomes. Develop and execute strategic Success Plans aligned to customer objectives, adoption milestones, and long-term business goals. Leverage AI-powered Customer Success platforms to monitor customer health, predict churn risk, recommend next-best actions, and uncover expansion opportunities. Lead executive Quarterly Business Reviews (QBRs) that connect product adoption to me

AgileAIGoRust
OS
📍 Aliso Viejo, United States· Full-time· Remote
✓ High-confidence listing
Quick readStrong listing-quality and freshness signals

About OfficeSpace: OfficeSpace Software provides the leading AI operating system for the built world, that helps teams plan, connect, and perform in the workplace. As a performance-based, PE-backed company, we hire based on merit and a willingness to do what it takes to succeed long-term. You’re a great fit for the role if you’re entrepreneurial, passionate, motivated by building at light speed, and an Agentic AI early adopter. Our world-class teams operate in the US, Canada, and Costa Rica in a culture of trust, respect, growth, and impact. Role Summary: You win new logos. Full stop. As a Enterprise Account Executive, you own the end-to-end motion of bringing new customers into OfficeSpace. You run disciplined, value-led sales cycles with senior decision-makers and use AI-powered tools to prospect smarter, sell faster, and close with confidence. We give you a market-leading platform. You turn it into revenue. What You’ll Do: Own new-logo acquisition across a defined Enterprise territory—build pipeline, run deals, and close. Lead buyer-driven, value-based sales cycles with C-level, VP, and Director stakeholders. Orchestrate AI-assisted prospecting to identify high-intent accounts and create net-new opportunities. Translate workplace, facilities, and real estate challenges into clear, quantifiable business value. Deliver sharp, compelling product demos that connect OfficeSpace capabilities to real-world outcomes. Guide AI-generated proposals, pricing models, and forecasts—ensuring accuracy, clarity, and impact. Negotiate contracts and commercial terms with confidence and discipline. Maintain rigorous pipeline hygiene and forecasting using Salesforce and revenue intelligence tools. Partner with Marketing and Business Development to accelerate deal velocity and improve win rates. Share frontline market feedba

AgileAIGoRust
DR
📍 Austin, Texas, United States· Full-time
✓ High-confidence listing
Quick readStrong listing-quality and freshness signals

What we’re doing isn’t easy, but nothing worth doing ever is. We envision a future powered by robots that work seamlessly with human teams. We build artificial intelligence that enables service robots to collaborate with people and adapt to dynamic human environments. Join our mission-driven, venture-backed team as we build out current and future generations of humanoid robots. Field-based · ~75% travel · Preference for candidates near a major airport About the Role The Client Success Manager owns the health, performance, and growth of a hospital or territory of hospital partners running Moxi robot fleets. You are both the executive relationship owner and the operator behind the numbers: you run leadership check-ins and quarterly business reviews, translate utilization data into a clear story about value delivered, and drive the projects that resolve issues and lift site performance. Priorities shift, sites behave differently, and the playbook is still being written. The CSMs who thrive here make good decisions with incomplete information and move fast without losing rigor. What You'll Be Doing Own executive relationships and the value narrative Serve as the trusted executive contact for each hospital — C-suite sponsors, nursing leadership, and operational stakeholders. Lead recurring leadership check-ins and quarterly business reviews: set the agenda, build the deck, present performance against goals, and close with documented decisions, owners, and next steps. Communicate Moxi's value in each stakeholder's terms — clinical hours returned, delivery volume, staff satisfaction, cost avoidance — continuously, not just at renewal. Use data to drive better outcomes Monitor utilization, adoption, and reliability data across your territory; know each site's baseline, trends, and outliers. Diagnose why a site underperforms, run the intervention, and measure whether it worked. Set and track site-level performance targets with partners, and report on progress h

AIGoRustProject Management
H
📍 Austin, Texas, United States· Full-time
✓ High-confidence listing
Quick readStrong listing-quality and freshness signals

Hyliion is committed to creating innovative solutions that enable clean, flexible and affordable electricity production. The Company’s primary focus is to develop distributed power generators that can operate on various fuel sources to future-proof against an ever-changing energy economy. Job Purpose The Technical Program Manager owns the planning and coordination of hardware programs focused on our assembling and other traditionally manufactured power generation components and deliverables. This role helps bridge the gap between engineering, supply chain, manufacturing, and operations, ensuring our beta-stage designs make a successful leap to production. AI at Hyliion At Hyliion, AI is core to how we work. We equip every team member with leading AI tools and count on you to use them — to move faster, solve harder problems, and help us realize the full potential of KARNO technology for the world. Duties and Responsibilities Drive the end-to-end program execution of assembling the components, from prototype validation to initial production ramp. Partner with mechanical design engineers and manufacturing engineers to ensure designs are manufacturable and scalable. Develop and maintain detailed project timelines, tracking milestones, budgets, and risk mitigation plans. Strategic Problem-Solving: Apply a structured, hypothesis-driven approach to diagnose complex program challenges, identify root causes, and develop data-backed solutions. Lead cross-functional meetings to align engineering, operations, procurement, quality assurance and external vendors around shared goals. Coordinate testing and validation of parts, including mechanical, thermal, and durability testing in real-world power generation applications. Assist in supplier sourcing, DFM (Design for Manufacturability) reviews, and process validation with supplier partners. Track any ECRs resulting from modifications needed from design issues, testing, DFM or DFMEA ac

AIGoExcelSEM
H
📍 Austin, Texas, United States· Full-time
✓ High-confidence listing
Quick readStrong listing-quality and freshness signals

Hyliion is committed to creating innovative solutions that enable clean, flexible and affordable electricity production. The Company’s primary focus is to develop distributed power generators that can operate on various fuel sources to future-proof against an ever-changing energy economy. Job Purpose The Director, Marketing Communications owns how Hyliion is understood by customers, investors, media, employees, and partners. This role sets the strategic direction for corporate and executive communications, public relations, brand management, and marketing communications, and is accountable for translating company strategy, technical progress, and business milestones into clear and credible narratives across all channels. The position leads and develops a team and function that scale with Hyliion’s growth, partners with the leadership team on high-stakes communications. This position operates as both a strategic owner and a hands-on contributor, flexing between communications strategy, team leadership, and direct production based on business needs. AI at Hyliion At Hyliion, AI is core to how we work. We equip every team member with leading AI tools and count on you to use them — to move faster, solve harder problems, and help us realize the full potential of KARNO technology for the world. Duties and Responsibilities Communications Strategy and Brand Management Sets the vision for and lead execution of Hyliion's corporate and marketing communications strategy in alignment with commercial priorities, corporate objectives, and key milestones. Define and own the narrative for Hyliion and the KARNO technology across customers, investors, media, employees, and partners. Establish, own and enforce brand guidelines, including visual identity, messaging, terminology, tone of voice, photography, renderings, and technical language. Lead and develop a high-performing communications and marketing team. Own crisis and issues communica

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