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Senior Lead Java Full Stack Developer Jobs

10,000 active opportunities · Updated for October 2026

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Explore current senior lead java full stack developer jobs. Use filters to narrow by work mode, employment type, experience and date posted.

S
27 days ago

The Personalization team makes deciding what to play next easier and more enjoyable for every listener. From Blend to Discover Weekly, we're behind some of Spotify's most-loved features. We built them by understanding the world of music and podcasts better than anyone else. Join us and you'll keep millions of users listening by making great recommendations to each and every one of them. Within Personalization, the Speak Team owns the development of Spotify's state-of-the-art speech models, contributing to speech recognition, speech synthesis, and speech-to-speech models. We craft voice models that match human-level emotional expressiveness, so we can deeply engage our listeners and support creators at scale. Our groundbreaking work on speech synthesis relies on state-of-the-art deep learning methods and evaluation techniques, highly efficient data processing and model serving, and capturing audio of outstanding quality from our voice talent pool. We're looking for a senior applied research scientist with experience in developing novel ML techniques and architectures and with a strong interest in working across a full production pipeline to produce state-of-the-art generative conversational speech-to-speech models. You'll collaborate with our engineering teams to help develop our production pipelines, explore new ideas and methods to improve quality, understanding and realism, as well as push the frontiers of what is possible with our speech technology. What You'll Do Develop and experiment with new methods for speech synthesis and speech recognition, along with end-to-end approaches, building on the latest research and ideas. Work towards the expansion of our speech use-cases targeting different markets and products. Be part of a highly motivated research team dedicated to building and creating models at scale to power the Spotify platform. Champion best practices for research and development, sharing your knowledge and

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S
27 days ago

The Personalization team makes deciding what to play next easier and more enjoyable for every listener. From Blend to Discover Weekly, we're behind some of Spotify's most-loved features. We built them by understanding the world of music and podcasts better than anyone else. Join us and you'll keep millions of users listening by making great recommendations to each and every one of them. Within Personalization, the Speak Team owns the development of Spotify's state-of-the-art speech models, contributing to speech recognition, speech synthesis, and speech-to-speech models. We craft voice models that match human-level emotional expressiveness, so we can deeply engage our listeners and support creators at scale. Our groundbreaking work on speech synthesis relies on state-of-the-art deep learning methods and evaluation techniques, highly efficient data processing and model serving, and capturing audio of outstanding quality from our voice talent pool. We're looking for a senior applied research scientist with experience in developing novel ML techniques and architectures and with a strong interest in working across a full production pipeline to produce state-of-the-art generative conversational speech-to-speech models. You'll collaborate with our engineering teams to help develop our production pipelines, explore new ideas and methods to improve quality, understanding and realism, as well as push the frontiers of what is possible with our speech technology. What You'll Do Develop and experiment with new methods for speech synthesis and speech recognition, along with end-to-end approaches, building on the latest research and ideas. Work towards the expansion of our speech use-cases targeting different markets and products. Be part of a highly motivated research team dedicated to building and creating models at scale to power the Spotify platform. Champion best practices for research and development, sharing your knowledge and exper

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R
Roblox
📍 San Mateo• $243.3K – $295.3K/yr
27 days ago

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. The Traffic Proxy Services team powers the front line of Roblox — operating the global edge network and high-performance Layer 7 proxies that handle billions of web and API requests daily while defending the platform against large-scale automated attacks. In this role, you'll help pioneer the next generation of our edge infrastructure: replacing legacy proxy configurations with programmable, memory-safe Rust services running on Kubernetes, and building intelligent, automated defense systems. Working alongside principal engineers and key partners across Security, Reliability, and Platform teams, you'll tackle high-stakes systems challenges where efficiency, scale, and uptime are critical. You Are: An experienced systems engineer with 7+ years building and operating backend or infrastructure software, including time owning a tier-0 service in production. Fluent in a systems language. Rust strongly preferred; strong Go experience with the appetite to work in Rust is welcome. Deeply comfortable with networking fundamentals: TCP, TLS, HTTP/1.1 and HTTP/2, QUIC and the internals of at least one production L7 proxy (HAProxy, Envoy, NGINX, Pingora or similar). Able to troubleshoot a live netw

kubernetesai
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I
Instacart
📍 Canada• Remote• C$151K – C$159.5K/yr
27 days ago

We're transforming the grocery industry At Instacart, we invite the world to share love through food because we believe everyone should have access to the food they love and more time to enjoy it together. Where others see a simple need for grocery delivery, we see exciting complexity and endless opportunity to serve the varied needs of our community. We work to deliver an essential service that customers rely on to get their groceries and household goods, while also offering safe and flexible earnings opportunities to Instacart Personal Shoppers. Instacart has become a lifeline for millions of people, and we’re building the team to help push our shopping cart forward. If you’re ready to do the best work of your life, come join our table. Instacart is a Flex First team There’s no one-size fits all approach to how we do our best work. Our employees have the flexibility to choose where they do their best work—whether it’s from home, an office, or your favorite coffee shop—while staying connected and building community through regular in-person events. Learn more about our flexible approach to where we work. Why this role is on the menu Instacart’s retail media platform, Carrot Ads, is scaling fast — and the strategic retail partners who power it need more than a point of contact. They need a trusted advisor who knows their business, knows ours, and can translate that into advertising performance that grows over time. Without this role, we risk leaving adoption on the table, missing signals from partners who could shape our product roadmap, and letting high-potential relationships stagnate. We’re hiring a Senior Account Manager to own a portfolio of enterprise retail partners end-to-end — from onboarding through growth — and make Carrot Ads an indispensable part of how they compete. This role sits at the center of Instacart’s retail media expansion, with a direct line of sight to partner revenue, product adoption, and the future of how we go to market. What you’

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I
Instacart
📍 Minnesota, United States• Remote• $138K – $145.5K/yr
27 days ago

We're transforming the grocery industry At Instacart, we invite the world to share love through food because we believe everyone should have access to the food they love and more time to enjoy it together. Where others see a simple need for grocery delivery, we see exciting complexity and endless opportunity to serve the varied needs of our community. We work to deliver an essential service that customers rely on to get their groceries and household goods, while also offering safe and flexible earnings opportunities to Instacart Personal Shoppers. Instacart has become a lifeline for millions of people, and we’re building the team to help push our shopping cart forward. If you’re ready to do the best work of your life, come join our table. Instacart is a Flex First team There’s no one-size fits all approach to how we do our best work. Our employees have the flexibility to choose where they do their best work—whether it’s from home, an office, or your favorite coffee shop—while staying connected and building community through regular in-person events. Learn more about our flexible approach to where we work. Why this role is on the menu Instacart’s retail media platform, Carrot Ads, is scaling fast — and the strategic retail partners who power it need more than a point of contact. They need a trusted advisor who knows their business, knows ours, and can translate that into advertising performance that grows over time. Without this role, we risk leaving adoption on the table, missing signals from partners who could shape our product roadmap, and letting high-potential relationships stagnate. We’re hiring a Senior Account Manager to own a portfolio of enterprise retail partners end-to-end — from onboarding through growth — and make Carrot Ads an indispensable part of how they compete. This role sits at the center of Instacart’s retail media expansion, with a direct line of sight to partner revenue, product adoption, and the future of how we go to market. What you’

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WPP is the trusted growth partner for the world’s leading brands. We unite cutting-edge media intelligence and data solutions, world-class creativity, next-generation production, transformative enterprise solutions and expert strategic counsel in a single company – powered by exceptional talent and our agentic marketing platform, WPP Open, to help our clients navigate change, capture opportunity and deliver transformational growth. We work with the world's most valuable brands and have global reach across 100+ markets, with deep local expertise. Our people are the key to our success. We're committed to fostering a culture of creativity, belonging and continuous learning, attracting and developing the brightest talent, and providing exciting career opportunities that help our people grow. For more information, visit WPP.com. Senior Director, Programme Management Location: London Reporting to: Global Senior Director, Strategic Programmes Why We Are Hiring: WPP’s Data & Technology Solutions (DTS) is WPP’s global data products and technology team. We partner with our agencies and clients to create data-driven solutions and technology products that power marketing transformation. At the heart of this is WPP Open , our AI-powered marketing platform that brings together people, data, tools and AI to help deliver better outcomes for clients. We're looking for a Senior Director, Programme Management to join our Strategic Programmes team and help deliver some of DTS's most important initiatives. This is an opportunity to work across a wide range of programmes, bringing together teams, stakeholders and capabilities from across the business to deliver meaningful change. You'll play a key role in turning priorities into action, helping teams stay aligned, navigate challenges and deliver successful outcomes. You'll enjoy building relationships and bringing clarity to complex

aiproject managementfinance
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D
Datadog
📍 San Francisco• $94K – $125K/yr
27 days ago

As a Senior Deal Desk Analyst, you will work cross-functionally with our Sales Operations, Billing, Contracts and Legal teams to provide quoting and deal structuring support to the Global Sales Team. This will be a growth position as Datadog’s business continues to expand. 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: Develop in-depth knowledge of Datadog’s licensing and pricing models to provide deal structuring and quoting support to our global sales teams Be a creative problem solver who finds a way to meet customers’ needs while adhering to Datadog’s selling policies Solve customer satisfaction issues following execution of the deal Actively negotiate deals directly with the customer as needed Work cross functionally across various stakeholder groups including legal, contracts, sales operations, order management, revenue, finance and product management Function as point of contact and subject matter expert for Sales on deal pricing matters Drive adherence to internal controls, protocols and business rules Who You Are: Experienced in 4+ years of Deal Desk experience Confident in deal structuring/quoting complex SaaS transactions for a fast-growing global company Knowledgeable of revenue recognition principles Comfortable representing the company to customers in negotiations and resolving customer satisfaction issues Strong in your attention to detail and communication skills Able to work independently and multi-task in fast paced, high pressure environment Data-driven with strong quantitative skills Analytical with the ability to approach a problem from multiple perspectives Bonus Points: Experience with Salesforce and CPQ Advance level with MS Excel or similar. Datadog values people from all walks of l

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T
27 days ago

Who we are At Twilio, we’re shaping the future of communications, all from the comfort of our homes. We deliver innovative solutions to hundreds of thousands of businesses and empower millions of developers worldwide to craft personalized customer experiences. Our dedication to remote-first work , and strong culture of connection and global inclusion means that no matter your location, you’re part of a vibrant team with diverse experiences making a global impact each day. As we continue to revolutionize how the world interacts, we’re acquiring new skills and experiences that make work feel truly rewarding. Your career at Twilio is in your hands. . Hiring and how we work We use Artificial Intelligence (AI) to help make our hiring process efficient. That said, every hiring decision is made by real Twilions! Also, while we are a remote-first company, you may be asked to report in person on an ad-hoc basis for team gatherings, functional off-sites or customer meetings. . See yourself at Twilio Join the team as Twilio’s next Senior Manager, Customer Success. About the job At Twilio, we believe the best customer interactions are grounded in real-time customer data. Our unified Customer Engagement Platform combines market-leading communications channels (Messaging, Voice, Video) with powerful Customer Data Platform (CDP) capabilities. This allows organizations to break down data silos, understand their audience through unified profiles, and orchestrate intelligent, highly personalized customer experiences at scale. The Customer Success Management team at Twilio is the central touchpoint for our strategic customers, orchestrating the post-sales customer lifecycle in partnership with Professional Services, Sales, Product, and Support. The team manages executive customer relationships, drives platform adoption, and guides organizations on leveraging customer data to unlock the full power of Twilio’s ecosystem. Fundamentally, the CSM team ensures

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P
27 days ago

Why project44? At project44, we believe in better. We challenge the status quo because we know a better supply chain isn’t just possible—it’s essential. Better for our customers. Better for their business. Better for the world. With our Decision Intelligence Platform, Movement , we’re redefining how global supply chains operate. By transforming fragmented logistics data into real-time, AI-powered insights, we empower companies to connect instantly, see clearly, act decisively, and automate intelligently. Our Supply Chain AI enhances visibility, drives smarter execution, and unlocks next-gen applications that keep businesses moving forward. Headquartered in Chicago, IL with a 2nd HQ in Bengaluru, India we are powered by a diverse global team that is tackling the toughest logistics challenges with innovation, urgency, and purpose. If you’re driven to solve meaningful problems, leverage AI to scale rapidly, drive impact daily, and be part of a high-performance team – we should talk. Description: project44 is looking for a Senior Software Engineer - Backend to join our engineering team. You will work in a fast-paced Agile environment designing, building, and implementing best-in-class integrations to accelerate how project44 connects to the world’s logistics networks. Key accountabilities: What you’ll work on Design, build, and operate backend systems that power decision intelligence capabilities, using AI and analytics to help customers make informed, timely, and confident supply chain decisions Build services and workflows that reduce manual effort and enable action, empowering customers to collaborate more effectively with carriers and partners across the supply chain Own and modernize core platform services, such as identity and access management (IAM) and search infrastructure, ensuring they remain secure, scalable, and extensible as new decision intell

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F
FourKites
📍 Chicago• Remote• $140K – $180K/yr
27 days ago

At FourKites we have the opportunity to tackle complex challenges with real-world impacts. Whether it's medical supplies from Cardinal Health or groceries for Walmart, the FourKites platform helps customers operate global supply chains that are efficient, agile and sustainable. Join a team of curious problem solvers that celebrates differences, leads with empathy and values inclusivity. As a Senior AI Engineer , you'll join a team focused on data integrations (shippers and carriers moving in and out of the FourKites ecosystem) and our active AI agent workstreams — including a support automation agent handling 60-70% of customer tickets, a voice agent that calls carriers to gather and update information, and an end-to-end carrier onboarding agent (email + voice). You'll work on features end to end (~75-80% backend, ~20-25% frontend) using Python, Java/GoLang, agentic frameworks like LangGraph, React, Redis and PostgreSQL. You'll develop products that change the logistics landscape for some of the biggest corporations in the world, and work closely with our US team and customers to shape the future of the industry. What you’ll be doing: Design, build, and productionize AI agents/workflows (e.g., support automation, voice, and onboarding agents) using agentic frameworks such as LangGraph Develop, test, and maintain backend applications in Python and Java or GoLang Write clean, efficient, and well-documented code across the full SDLC — development, QA, and release Design and implement data models and database schemas Collaborate with the frontend team to integrate the backend with the user interface Perform code reviews and ensure code quality standards are met Troubleshoot and debug applications, including AI agent workflows in production Work with the DevOps team to deploy and manage applications in production (Kubernetes) Continuously learn and stay up to date with new technologies and industry trends, particularly in the AI/agentic space About the team: Our product

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M
27 days ago

We are looking for passionate technologists to join our Pre-Sales organization to ensure that our growth is grounded and guided by strong technical alignment with our platform and the needs of our customers. MongoDB Pre-Sales Solution Architects are responsible for guiding our customers and users to design and build reliable, scalable systems using our data platform. Our team is made up of seasoned technical sales professionals, software architects, entrepreneurs, and developers who take direct responsibility for customer success, including the design of their software, deployment, and operations. You'll work closely with our sales executives, helping customers solve business problems by leveraging our solutions, playing a key role in winning deals and driving the business forward. You'll be a trusted advisor to a wide range of users from startups to the world's largest enterprise IT organizations. We are looking to speak to candidates who are based in Madrid for our hybrid working model. As an ideal candidate, you will have: Ideally 8 to 11 years of related experience in a customer facing role, with 5 to 7 years of experience in pre-sales with enterprise software Minimum of 3 years experience with modern scripting languages (e.g. Python, Node.js, SQL) and/or popular programming languages (e.g. C/C++, Java, C#) in a professional capacity Experience designing with scalable and highly available distributed systems in the cloud and on-prem Demonstrated ability to work with customers to review complex architecture of existing applications, providing guidance on how to improve by leveraging technology Excellent presentation, communication, and interpersonal skills, with the ability to convey complex technical and business concepts in a clear and compelling manner to technology and business leadership Ability to strategize with sales teams and provide recommendations on how to drive a multi-threaded account strategy, aligning other MongoDB and ecosystem resources to

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Standort: Frankfurt / München (Hybrid) | Practice Area: Capital Markets | Anstellungsart: Unbefristet Gestalte die Zukunft von Securities & Custody Operations im Finanzdienstleistungssektor. Die Rolle Als (Senior) Consultant* in unserer Capital Markets Practice arbeitest Du mit führenden Finanzinstituten zusammen, um deren Securities-, Custody- und Capital-Markets-Operations zu transformieren und zu optimieren. Du bringst fundierte Fachkenntnisse entlang des Wertpapier-Lebenszyklus und im Post-Trade-Umfeld mit. Gemeinsam mit unseren Kunden analysierst Du komplexe operative Herausforderungen, identifizierst Optimierungspotenziale und übersetzt Anforderungen in praxisorientierte Lösungen. Du begleitest Transformationsprogramme von der Analyse und Konzeption bis hin zur Implementierung und arbeitest dabei eng mit Stakeholdern aus Operations, Technologie und Change zusammen. Was Du bei uns machst Du unterstützt Transformationsinitiativen in den Bereichen Securities, Custody und Post-Trade Operations – von der Anforderungsanalyse bis zur Implementierung. Du analysierst bestehende Operating Models, Prozesse und Kontrollen und identifizierst Möglichkeiten zur Vereinfachung, Optimierung und Effizienzsteigerung. Du arbeitest mit Stakeholdern aus Business, Operations und Technologie zusammen, definierst Anforderungen und übersetzt diese in praxisorientierte Lösungen. Du setzt Dein Wissen über Wertpapierprozesse ein – einschließlich Trade Lifecycle, Settlement, Asset Servicing und Custody Operations – um komplexe Herausforderungen unserer Kunden zu lösen. Du unterstützt die Projektdurchführung durch Workshops, Analysen, Dokumentation, Stakeholder Management und Implementierungsbegleitung. Was wir von Dir erwarten Relevante Beratungs- oder Finanzdienstleistungserfahrung in den Bereichen Securities, Custody, Post-Trade oder Capital Markets Operations. Fundierte Kenntnisse des Wertpapier-Lebenszyklus und operativer Prozesse wie Settlement, Custody, Asset Servicing und/oder Co

Standort: Frankfurt / München (Hybrid) | Practice Area: Capital Markets | Anstellungsart: Unbefristet Gestalte die Zukunft von Securities & Custody Operations im Finanzdienstleistungssektor. Die Rolle Als (Senior) Consultant* in unserer Capital Markets Practice arbeitest Du mit führenden Finanzinstituten zusammen, um deren Securities-, Custody- und Capital-Markets-Operations zu transformieren und zu optimieren. Du bringst fundierte Fachkenntnisse entlang des Wertpapier-Lebenszyklus und im Post-Trade-Umfeld mit. Gemeinsam mit unseren Kunden analysierst Du komplexe operative Herausforderungen, identifizierst Optimierungspotenziale und übersetzt Anforderungen in praxisorientierte Lösungen. Du begleitest Transformationsprogramme von der Analyse und Konzeption bis hin zur Implementierung und arbeitest dabei eng mit Stakeholdern aus Operations, Technologie und Change zusammen. Was Du bei uns machst Du unterstützt Transformationsinitiativen in den Bereichen Securities, Custody und Post-Trade Operations – von der Anforderungsanalyse bis zur Implementierung. Du analysierst bestehende Operating Models, Prozesse und Kontrollen und identifizierst Möglichkeiten zur Vereinfachung, Optimierung und Effizienzsteigerung. Du arbeitest mit Stakeholdern aus Business, Operations und Technologie zusammen, definierst Anforderungen und übersetzt diese in praxisorientierte Lösungen. Du setzt Dein Wissen über Wertpapierprozesse ein – einschließlich Trade Lifecycle, Settlement, Asset Servicing und Custody Operations – um komplexe Herausforderungen unserer Kunden zu lösen. Du unterstützt die Projektdurchführung durch Workshops, Analysen, Dokumentation, Stakeholder Management und Implementierungsbegleitung. Was wir von Dir erwarten Relevante Beratungs- oder Finanzdienstleistungserfahrung in den Bereichen Securities, Custody, Post-Trade oder Capital Markets Operations. Fundierte Kenntnisse des Wertpapier-Lebenszyklus und operativer Prozesse wie Settlement, Custody, Asset Servicing und/

C
Crypto.com
📍 Chicago• Full-time• Hybrid• $75K – $100K/yr
27 days ago

Crypto.com is one of the world’s largest cryptocurrency and financial services platforms, founded in 2016 and serving customers across the globe. In the United States, Crypto.com operates a fully regulated derivatives business through Crypto.com | Derivatives North America (formerly the North American Derivatives Exchange, or Nadex) — a U.S. Commodity Futures Trading Commission (CFTC)-regulated Designated Contract Market and Derivatives Clearing Organization headquartered in Chicago — together with its affiliated Futures Commission Merchant (FCM), Foris DAX FCM LLC. This structure gives Crypto.com control over the full U.S. futures stack — exchange, clearing house, and broker — a regulated footprint that is rare among crypto-native firms. It places the business at the forefront of prediction markets, one of the fastest-growing and most talked-about areas in finance today, where customers can trade on the outcomes of real-world events. This is a high-growth, high-visibility business — and the Treasury function sits right at the center of it, safeguarding customer funds and ensuring the liquidity that keeps these markets running. Role Overview Reporting to the North America Treasurer / Head of Treasury, the Senior Treasury Analyst supports treasury-related activities for the FCM and Nadex entities, with a primary focus on cash and liquidity management. The position is critical to ensuring continuous compliance with National Futures Association (NFA) and CFTC regulatory requirements, which demand ongoing monitoring of cash balances, customer segregation, and liquidity sufficiency. This is a hybrid role: in addition to treasury, the analyst carries selected accounting and finance responsibilities, partnering closely with the Accounting and Finance teams on month-end close, reconciliations, and reporting. The role also supports the strategic growth of the derivatives and prediction markets business globally. Key Responsibilities Lead dail

ExcelPower BITableau
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O
OpenAI
📍 San Francisco• Full-time• Remote• $216K – $240K/yr
27 days ago

About the Team OpenAI Finance ensures the organization’s financial integrity and scalability in pursuit of our mission. Our Financial Reporting team is central to delivering accurate, timely, and GAAP-compliant financial information to internal and external stakeholders. We focus on building robust, scalable reporting systems and processes to support rapid organizational growth and complexity. About the Role OpenAI is hiring a Senior Manager, Financial Reporting to help build and run a best-in-class financial reporting engine in a technically complex, rapidly evolving, and high-growth environment. We are looking for a seasoned external reporting professional who pairs strong technical judgment with a roll-up-your-sleeves mindset - owning key reporting deliverables, driving rigorous tie-outs and disclosure quality, and converting ambiguity into audit-ready output. This role will collaborate closely with teams across Accounting, FP&A, Tax, Legal, and Investor Relations to improve reporting processes, streamline data flows, and elevate how financial information is communicated across stakeholders. This role is based in San Francisco, CA. We use a hybrid work model of 3 days in the office per week and offer relocation assistance to new employees. In this role, you will: Modernize reporting workflows through AI integration — Leverage ChatGPT, Codex, and proprietary AI tools to minimize manual effort and accelerate deep analysis, while maintaining the rigorous judgment and accountability required for high-quality, audit-ready outputs. Own end-to-end financial statements and disclosures — Prepare GAAP financial statements, footnotes, and supporting schedules; maintain rollforwards, tie-outs, and internal consistency checks to ensure outputs are complete and audit-ready. Drive audit readiness and execution — Partner with external auditors to manage day-to-day audit workflow (PBC coordination, support quality, issue resolution) and keep reporting on track with minimal re

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