Development Engineer 4 in United States

Replit is the agentic software creation platform that enables anyone to build applications using natural language. With millions of users worldwide, Replit is democratizing software development by removing traditional barriers to application creation. About the role: Replit is building the security GRC function that will scale with an AI-native product. As the Risk & Compliance lead, you'll own our certification and audit program end to end: SOC 2, ISO 27001, and eventually ISO 42001 (AI management systems), while also owning the company's master security risk register and continuous compliance monitoring. You'll report to the Head of Security GRC, who retains overall accountability for the risk program, and work closely with Engineering to make sure controls hold up in practice, not just on paper. What You'll Do Own the end-to-end certification roadmap (SOC 2 Type II, ISO 27001, and future frameworks like ISO 42001) including scoping, gap assessments, remediation, and audit execution Manage relationships with external auditors and drive the annual audit calendar so certifications renew without last-minute scrambles Own and maintain the company's master security risk register including risk identification, scoring methodology, treatment plans, and residual risk reporting Build and maintain continuous compliance monitoring so control status reflects real-time state rather than point-in-time snapshots Own the core audit artifacts that back every certification including ISMS documentation, Statements of Applicability, risk assessments, and potentially FedRAMP System Security Plans (SSPs) Run regular audits and readiness assessments, and track remediation of findings and control gaps to closure Support GDPR and broader privacy compliance alongside the Legal/Privacy team, without owning the legal interpretation of requirements Partner with the GRC Engineer to define what evidence collection and control monitoring should be automated versus manually reviewed Track and

Who Are We? Postman is the world’s leading API platform, used by more than 45 million+ developers and 500,000 organizations, including 98% of the Fortune 500. Postman is helping developers and professionals across the globe build the API-first world by simplifying each step of the API lifecycle and streamlining collaboration—enabling users to create better APIs, faster. The company is headquartered in San Francisco and has offices in Boston, New York, Austin, Tokyo, London, and Bangalore - where Postman was founded. Postman is privately held, with funding from Battery Ventures, BOND, Coatue, CRV, Insight Partners, and Nexus Venture Partners. Learn more at postman.com or connect with Postman on X via @getpostman. P.S: We highly recommend reading The "API-First World" graphic novel to understand the bigger picture and our vision at Postman. The Opportunity Postman is an AI-native developer companion that integrates deeply into every part of the development workflows. We are looking for a Product Builder to join our product team and help shape how developers experience Postman in an AI-first world. This role blends product management, engineering, and customer empathy. You should be as comfortable writing a spec and making a PR as you are building a prototype. You will work closely with engineering and design to imagine, prototype, and ship new experiences that make Postman indispensable for developers. The ideal candidate moves easily between strategy and execution and uses technical skills to accelerate product learning and delivery. You are an engineer first who enjoys solving business problems with a strong bias to action to meet customer needs. What You’ll Do Own and drive the developer journey, focusing on how AI-native experiences. Build functional prototypes and proof-of-concepts to validate ideas quickly and inform roadmap direction. Collaborate closely with engineers to shape APIs, workflows, and systems. Translate business and

Senior Low Latency Developer – Equities Connectivity Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech. Equities Technology Equities Technology at Citi is undertaking a bold, multi‑year transformation to build a best‑in‑class global platform across execution, prime, clearing and cross‑product margining. We are re‑engineering our technology estate to achieve world‑leading performance and resiliency, enabling new capabilities in advanced execution, global market connectivity, and modernized post‑trade, clearing and margin processes. Our ambition is to deliver a seamlessly integrated, highly automated platform that drives outstanding client outcomes and accelerates growth across our global franchise. As part of the team, you’ll collaborate closely with high‑caliber engineers and deeply engaged business and product partners - working together to define and deliver the next generation of Equities technology at Citi . Role Overview Citi's Equities Technology organization is seeking an experienced, hands-on engineer to join the Equities Electronic-Execution (Electronic Trading) technology team. The person in this role will be responsible for the development and operational excellence of Citi's next-generation low-latency connectivity platforms.

Work Flexibility: Onsite Shift: 1st Shift Tuesday – Friday, 5:45 AM – 4:15 PM What You Will Do: The Specialist, R&D is responsible for independently manufacturing prototype and development components that support the design and advancement of innovative medical devices. Working closely with Product Development Engineers and global R&D teams, this role transforms engineering concepts into functional prototypes through precision machining, programming, and problem-solving. Success in this role requires the ability to evaluate engineering drawings, determine machining processes, and independently produce complex components from concept to completion with minimal supervision. Evaluate and translate engineering drawings into manufacturing plans for prototype and development components. Plan, set up, program, and operate manual and CNC equipment to produce complex prototype parts. Develop machining programs using both machine-console and CAD/CAM programming methods. Manufacture precision components while maintaining tight tolerances and high-quality standards. Independently determine machining processes, tooling, setups, and operation sequences required to complete a part from start to finish. <span style="color:#00

You will lead a small, hands-on engineering team building the secure, scalable Core Analytics Data Access Platform that accelerates Datadog’s Applied AI and analytics capabilities. The team owns the Data Access Platform — a unified interface that lets AI and analytics teams discover and self-serve production-ready datasets while abstracting underlying systems and embedding required legal and compliance guardrails. In this role you’ll own technical direction, contribute to design and code, and partner closely with Applied AI, Product Analytics, and internal platform teams to provide reliable datasets and APIs for model training and analysis. This role balances day-to-day engineering leadership with long-term platform planning. At Datadog, we place value in our office culture - the relationships and collaboration it builds and the creativity it brings to the table. We operate as a hybrid workplace to ensure our Datadogs can create a work-life harmony that best fits them. What You’ll Do: Lead a Hands-On Engineering Team: Manage, mentor, and grow a small team of 2–4 data engineers (mix of senior and junior) across Paris and NYC, fostering technical excellence and career development. Own Technical Direction and Delivery: Define architecture, engineering priorities, and the team roadmap for the Data Access Platform, driving implementation of scalable, secure data pipelines and platform services. Contribute to Design and Code: Spend substantial time coding, reviewing, and shipping critical platform components to ensure performance, reliability, and operational excellence. Partner with Internal Stakeholders: Work closely with Applied AI, Internal Product Analytics, product managers, and platform teams to define data contracts, APIs, SLAs, observability, and curated analytical datasets. Ensure Data Security, Governance, and Reliability: Implement access controls, lineage, monitoring, and compliance guardrails to support safe model training and repeatable analytics workflows.

NVIDIA is leading the way in groundbreaking developments in Artificial Intelligence, High-Performance Computing and Visualization. The GPU, our invention, serves as the visual cortex of modern computers and is at the heart of our products and services. Our work opens up new universes to explore, enables amazing creativity and discovery, and powers what were once science fiction inventions from artificial intelligence to autonomous cars. NVIDIA is looking for phenomenal people like you to help us accelerate the next wave of artificial intelligence. We are looking for a highly motivated senior software engineer for an exciting role in our communication libraries and network software team. The position will be part of a fast-paced crew that develops and maintains software for complex heterogeneous computing systems that power disruptive products in High Performance Computing and Deep Learning. What you will be doing: Design, implement and maintain highly-optimized communication runtimes for Deep Learning frameworks (e.g. NCCL for TensorFlow/Pytorch) and HPC programming interfaces (e.g. UCX for MPI/OpenSHMEM) on GPU clusters. Participating in and contributing to parallel programming interface specifications like MPI/OpenSHMEM. Design, implement and maintain system software that enables interactions among GPUs and interactions between GPUs and other system components. Creating proof-of-concepts to evaluate and motivate extensions in programming models, new designs in runtimes and new features in hardware. What we need to see: M.S./Ph.D. degree in CS/CE or equivalent experience. 5&#43; years of relevant experience. Excellent C/C&#43;&#43; programming and debugging skills. Strong experience with Linux. Expert understanding of computer syst

What You Will Achieve A Senior Associate Scientist (R2) position is available in the Conjugation Process Development group of Bioprocess R&D in USA - WA - Bothell. We’re seeking a passionate and creative individual to join a dynamic team of scientists and engineers focused on developing robust, scalable, and high productivity conjugation processes for the manufacture of antibody-drug conjugates (ADCs) for early- and late-phase clinical programs. The work will also involve working with commercial and clinical production facilities to ensure accurate technology transfer and successful large-scale production. You may also be involved in cutting-edge technology development projects that seek to discover new innovations for ADC process development and/or manufacturing. How You Will Achieve It Design, plan, and execute milligram to gram-scale conjugation experiments in the development laboratory. Ensures timely, effective, and high-quality documentation in electronic laboratory notebooks and internal technical reports. Communicate results and findings to stakeholders on a regular basis; present data/strategy to colleagues and management in internal and external venues (technical meetings, project team meetings, and conferences, etc.) as appropriate. Assist in or lead the technology transfer of manufacturing processes to clinical and commercial manufacturing facilities. Provide support and troubleshoot during manufacturing campaigns as needed. Work collaboratively with colleagues both within the group and cross-functionally; contribute to maintaining and improving upon our safe, effective and efficient lab operations. Qualifications Must-Have BS/BA in Chemistry, Biochemistry, Chemical/Biochemical Engineering, or other related disciplines with 3-4 years of experience, or MS in the above fields with 0-2 years of experience.

About PostHog Product development used to mean manually writing code, running analysis, diagnosing bugs, and rolling out changes using dozens of tools. PostHog is the only platform that acts like a co-pilot for you (and your AI agents) to do it all – autonomously. We started with open-source product analytics, launched out of Y Combinator's W20 cohort . We've since shipped more than a dozen products , including: PostHog Code , the only AI devtool that understands your product, not just your codebase. A built-in data warehouse , so users can query product and customer data together using custom SQL insights. PostHog AI , an AI-powered analyst that answers product questions, helps users find useful session recordings, and writes custom SQL queries. We are: Product-led . More than 450,000 organizations have installed PostHog, mostly driven by word-of-mouth. We have intensely strong product-market fit. Default alive . Revenue is growing incredibly quickly, and we're very efficient. We raise money to push ambition and grow faster, not to keep the lights on. Well-funded. We've raised more than $180m from some of the world's top investors. We're set up for a long, ambitious journey. We're focused on building an awesome product for end users, hiring exceptional teammates, shipping fast, and being as weird as possible . Things we care about Transparency: Everyone can read about our roadmap, how we pay (or even let go of) people, our strategy, and how we work, in our public company handbook . Internally, we share revenue, notes and slides from board meetings, and fundraising plans, so everyone has the context they need to make good decisions. Autonomy: We don’t tell anyone what to do. Everyone chooses what to work on next based on what's going to have the biggest impact on our customers, and what they find interesting and motivating to work on. Engineers lead product teams and make product decisions . Teams are flexible and easy to change when needed. Shipping fast: Why not n

Linux System Administrator Alexandria, VA Secret clearance or higher The Test and Training Enabling Architecture (TENA) program at Leidos is looking to add a Linux System Administrator . Our mission is to develop tools for the United States Department of Defense test and training communities, to increase the speed of the development cycle, to get capabilities to the warfighter more rapidly. The Linux System Administrator will work within a team engineers, developers and system administrators, adding new capabilities to our enclaves, as well as ensuring the existing systems are secure and performing as intended. This position is required to work on-site in our Alexandria, VA office. Primary Responsibilities: Provide support for installing and maintaining Linux servers. Provide technical leadership for migrating on premise infrastructure to hybrid cloud solution. Provide support for troubleshooting from OS to application-level issues. Manage networking equipment including switches, routers and firewalls. Manage configuration and maintenance of core enclave infrastructure services including DCHP, DNS, e-mail, Apache Web Servers, Tomcat application servers, Atlassian applications, MariaDB database servers. Configure and monitor security tools required for DoD networks. Participate and contribute to design discussions related to improving the capabilities, performance and security posture of new and existing services. Basic Qualifications: US Citizen with at least an active Secret clearance. Bachelor’s degree with 4&#43; years of experience or a Master’s degree with 2&#43; years of experience. Additional experience may be considered in lieu of a degree. 4&#43; years of experience providing System Administration to DoD IT systems. DoD 8570 IAT level I

Job Overview : Seeking Technical Electronic Intelligence (TechELINT) Analyst. Become a member of a highly accomplished ELINT team providing direct support to geographically dispersed USAF Wing and Squadron-level organizations. Perform interpretive pulse-level and P-Cubed analysis of ELINT data, in-depth radar and weapons systems studies, and cutting-edge modeling and simulation efforts. The TechELINT analyst will leverage their aviation, Electronic Warfare experience, and critical-thinking prowess to develop tactics and techniques to counter emerging threats. The analyst will also work and coordinate with DoD entities and agencies to facilitate cutting-edge product development to ensure client capabilities meet current and future objectives. The analyst must possess an in-depth understanding of the key factors in aircraft survivability and combat mission planning to ensure client objectives are met. Primary Responsibilities : Support the collection, documentation, and post-test analysis of ELINT to evaluate programming effectiveness. Use specialized tools to ingest intel data and program ELINT, ensuring integration with EW systems. Work with a team of engineers to collaborate on ELINT products and ensure proper programming in alignment with mission objectives. Design procedures to analyze testing results, ensuring accurate validation and effectiveness of systems. Utilize the latest intel databases to perform detailed analysis and research, identifying potential threats and solutions. Basic Qualifications : Bachelor's degree (or 2-4 additional years of experience) in Intelligence or Information Operations and minimum of 8 years ofTechnical Signals Analysis experience. Experience with intel tools such as ASPEN, WILLOW, MARTES, THRESHER, and GALE. Former Military Experience in Technical Signals Analysis. Active TOP SECRET clearanc

About PostHog Product development used to mean manually writing code, running analysis, diagnosing bugs, and rolling out changes using dozens of tools. PostHog is the only platform that acts like a co-pilot for you (and your AI agents) to do it all – autonomously. We started with open-source product analytics, launched out of Y Combinator's W20 cohort . We've since shipped more than a dozen products , including: PostHog Code , the only AI devtool that understands your product, not just your codebase. A built-in data warehouse , so users can query product and customer data together using custom SQL insights. PostHog AI , an AI-powered analyst that answers product questions, helps users find useful session recordings, and writes custom SQL queries. We are: Product-led . More than 450,000 organizations have installed PostHog, mostly driven by word-of-mouth. We have intensely strong product-market fit. Default alive . Revenue is growing incredibly quickly, and we're very efficient. We raise money to push ambition and grow faster, not to keep the lights on. Well-funded. We've raised more than $180m from some of the world's top investors. We're set up for a long, ambitious journey. We're focused on building an awesome product for end users, hiring exceptional teammates, shipping fast, and being as weird as possible . Things we care about Transparency: Everyone can read about our roadmap, how we pay (or even let go of) people, our strategy, and how we work, in our public company handbook . Internally, we share revenue, notes and slides from board meetings, and fundraising plans, so everyone has the context they need to make good decisions. Autonomy: We don’t tell anyone what to do. Everyone chooses what to work on next based on what's going to have the biggest impact on our customers, and what they find interesting and motivating to work on. Engineers lead product teams and make product decisions . Teams are flexible and easy to change when needed. Shipping fast: Why not n

About PostHog Product development used to mean manually writing code, running analysis, diagnosing bugs, and rolling out changes using dozens of tools. PostHog is the only platform that acts like a co-pilot for you (and your AI agents) to do it all – autonomously. We started with open-source product analytics, launched out of Y Combinator's W20 cohort . We've since shipped more than a dozen products , including: PostHog Code , the only AI devtool that understands your product, not just your codebase. A built-in data warehouse , so users can query product and customer data together using custom SQL insights. PostHog AI , an AI-powered analyst that answers product questions, helps users find useful session recordings, and writes custom SQL queries. We are: Product-led . More than 450,000 organizations have installed PostHog, mostly driven by word-of-mouth. We have intensely strong product-market fit. Default alive . Revenue is growing incredibly quickly, and we're very efficient. We raise money to push ambition and grow faster, not to keep the lights on. Well-funded. We've raised more than $180m from some of the world's top investors. We're set up for a long, ambitious journey. We're focused on building an awesome product for end users, hiring exceptional teammates, shipping fast, and being as weird as possible . Things we care about Transparency: Everyone can read about our roadmap, how we pay (or even let go of) people, our strategy, and how we work, in our public company handbook . Internally, we share revenue, notes and slides from board meetings, and fundraising plans, so everyone has the context they need to make good decisions. Autonomy: We don’t tell anyone what to do. Everyone chooses what to work on next based on what's going to have the biggest impact on our customers, and what they find interesting and motivating to work on. Engineers lead product teams and make product decisions . Teams are flexible and easy to change when needed. Shipping fast: Why not n

Our Purpose Mastercard powers economies and empowers people in 200&#43; countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Manager, Software Engineering As part of an exciting, fast paced environment developing authentication and security solutions in the e-commerce space, this position will provide technical expertise within the development lifecycle for new products and services. • Are you interested in re-defining how MasterCard does online authentication today? • Have you ever brought a product to market on a global scale? • Are you motivated to stay on cutting edge of technology? This position manages Software Engineering teams that partner with product owners, architecture, development, and operations teams to continue evolving the Mastercard Authentication platform. The role is accountable for people leadership, resourcing, delivery planning, project schedules, and vendor relationships. Role • Lead major authentication initiatives by setting technical direction, guiding architecture decisions, and ensuring engineering teams deliver secure, scalable solutions. • Partner with product, architecture, and engineering leaders to shape authentication strategy, roadmaps, and solution architectures for new and existing business opportunities. • Mentor engineers and engineering leads by providing technical guidance, coaching, and feedback that strengthen team capability and delivery outcomes. • Lead and mana

Software Developer in Test Description - This role is responsible for ensuring quality, reliability and performance of software applications throughout the development lifecycle primary through software test automation. The role designs, codes, and implements software test automation using appropriate programming languages, frameworks, and tools. The role works closely with cross-functional teams to gather requirements, provide technical insights, and ensure the successful execution of test automation with the main goal of improve quality of the solution. The role also creates and executes comprehensive test plans, test cases, and test scripts based on project specifications. The role sets and provides design guidance to other developers and SQA engineers regarding test automation and the test framework. *Onsite in Ft Collins 4-days a week Responsibilities • Designs quality assurance and test processes for portions of end-user video conferencing/collaboration application, systems software running on android hardware, local, networked, and Internet-based platforms. • Analyzes design and determines test scripts, coding, automation, and integration activities required based on specific objectives and established project guidelines. • Designs and maintains Test automation framework • Executes and writes portions of testing plans, protocols, and documentation for assigned portion of application; identifies and debugs issues with code and suggests changes or improvements. • Identifies opportunities for performance improvements and optimizes code and application performance. • Utilizes latest AI tools and technologies in speeding up test automation • Executes test cases depending on the needs of the project • Provides valuable input into the development of user stories and acceptance criteria, shaping a quality-oriented d

Our Purpose Mastercard powers economies and empowers people in 200&#43; countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Manager, Software Engineering About the Role This is an exciting opportunity to join Mastercard's global credit card authorization program. We facilitate billions of transactions among issuers, acquirers, and service providers worldwide. We are looking for a strong software engineering people leader to build advanced technologies and applications that revolutionize payments. As a Software Engineering Manager, you will lead a cross-functional team while helping shape the strategic direction of critical payment systems. You will be responsible for driving engineering excellence across software design, development, testing, security, performance, operability, and delivery, ensuring solutions are scalable, resilient, and aligned with Mastercard's enterprise objectives. Role As a Software Engineering People Manager, you will: Team Leadership & Development • Serve as a servant leader for a cross-functional engineering team including Software Engineers, Technical Program Managers, and Product Manager-Technical roles. • Recruit, develop, and retain top engineering talent, ensuring a high-performing and diverse team. • Coach and mentor engineers, helping them grow technical expertise, leadership capabilities, and business acumen. • Conduct performance reviews, career dev