Lead Full Stack Builder Jobs

Our Global Structure Deliveroo is now part of DoorDash, bringing together teams with even greater reach, scale, and ambition. Depending on your role, you may collaborate with teammates, systems, and leaders across DoorDash and Wolt. Together, we’re unlocking new possibilities as one global team. Senior Software Engineer (Full Stack) - Home Page and Merchandising Platform Join us in our mission to transform the way people shop and eat, where impact, innovation and growth drive everything we do. Our Engineering teams tackle complex technical challenges across a global, three-sided marketplace, building and scaling systems that serve millions of customers, riders and partners every day. From real-time logistics to resilient infrastructure and marketplace optimisation, we design, build and operate technology that powers Deliveroo’s growth at scale. The Team: Home Page & Merchandising Platform team at Deliveroo, owning the backend that powers the homepage experience for millions of customers. You'll work closely with Product and Design, contribute to a platform that's evolving alongside Deliveroo's broader integration with DoorDash and Wolt, and help shape how we build at scale. We're leaning into AI-assisted engineering to ship faster while keeping a high craft bar. We’re looking for a Senior Software Engineer - Full Stack to join our London team. In this role you'll work across the stack, own features end to end, partner closely with Product and Design, and lead technical planning. Get to know our Engineering team — what drives us, how we work, and what you can expect. What You’ll Be Doing This role is based in our London office with a hybrid setup, typically 3 days in the office. Here’s what your day-to-day might look like: Drive technical execution by designing, building, and scaling backend services and frontend components that handle high-traffic workloads (20krpm and above). Lead architectural improvements and code reviews, ensuring the efficiency, visi

Our Global Structure Deliveroo is now part of DoorDash, bringing together teams with even greater reach, scale, and ambition. Depending on your role, you may collaborate with teammates, systems, and leaders across DoorDash and Wolt. Together, we’re unlocking new possibilities as one global team. Software Engineer II (Full Stack) Join us in our mission to transform the way people shop and eat, where impact, innovation and growth drive everything we do. Our Engineering teams tackle complex technical challenges across a global, three-sided marketplace, building and scaling systems that serve millions of customers, riders and partners every day. From real-time logistics to resilient infrastructure and marketplace optimisation, we design, build and operate technology that powers Deliveroo’s growth at scale. The Team : MX Intelligence builds the tools DoorDash, Deliveroo and Wolt use to find, sign and onboard restaurants and merchants. That covers identifying and matching prospective merchants through to the CRM, quoting and contracting tools sales teams use to bring them onto the platform. We're replacing a Salesforce-based stack with one first-party platform shared across all three brands. We’re looking for a Software Engineer II (Full stack) to join our London (Hybrid - 3 days from the office) team. In this role, you’ll work across the stack, from the backend services and integrations that handle merchant discovery, matching and onboarding to the web tools sales and operations teams use to quote and sign merchants Get to know our Engineering team — what drives us, how we work, and what you can expect. What you'll do? As a Software Engineer at Deliveroo, your individual work contributes to achieving goals in and across your team. While you will work with your team and you may lead projects, some of your work will contribute outside of your direct remit. You will report to managers and group leads and together deliver the results. Technical Execution: Y

Our Global Structure Deliveroo is now part of DoorDash, bringing together teams with even greater reach, scale, and ambition. Depending on your role, you may collaborate with teammates, systems, and leaders across DoorDash and Wolt. Together, we’re unlocking new possibilities as one global team. Senior Software Engineer (Full Stack) - Merchants Join us in our mission to transform the way people shop and eat, where impact, innovation and growth drive everything we do. Our Engineering teams tackle complex technical challenges across a global, three-sided marketplace, building and scaling systems that serve millions of customers, riders and partners every day. From real-time logistics to resilient infrastructure and marketplace optimisation, we design, build and operate technology that powers Deliveroo’s growth at scale. We partner with some of the largest grocery retailers in the world, as well as a large number of small independent grocers. The Team: MX Intelligence builds the tools DoorDash, Deliveroo and Wolt use to find, sign and onboard restaurants and merchants. That covers identifying and matching prospective merchants through to the CRM, quoting and contracting tools sales teams use to bring them onto the platform. We're replacing a Salesforce-based stack with one first-party platform shared across all three brands. We’re looking for a Senior Software Engineer - Full Stack to join our London team. In this role you'll work across the stack, from the backend services and integrations that handle merchant discovery, matching and onboarding to the web tools sales and operations teams use to quote and sign merchants. You'll own features end to end, partner closely with Product and Design, and lead technical planning as we move core sales workflows off Salesforce and onto our own platform Get to know our Engineering team — what drives us, how we work, and what you can expect. What You’ll Be Doing This role is based in our London office with a hyb

GHX is seeking a Software Engineer III with a proven track record in designing, developing, and delivering high-quality, scalable software solutions across the full stack. This role is responsible for the creation, implementation, and support of both existing and next-generation products used in the healthcare supply chain. The ideal candidate brings strong, modern Angular expertise (particularly Angular 17+), combined with solid Java and J2EE development experience, proficiency in AWS cloud services, and a firm command of CI/CD pipelines and software design patterns. Duties and Responsibilities Design and implement scalable, secure, and maintainable software solutions aligned with business needs, creating flexible and reusable components across the full stack . Build and modernize user-facing applications using modern Angular, TypeScript, and component-based front-end architecture . Lead technical design for complex features and initiatives, authoring clear technical documentation and ensuring adherence to IT control policies . Develop and support backend services and integrations using Java, AWS services, and database technologies . Collaborate with cross-functional teams to address technical dependencies and deliver high-quality products . Identify root causes of system challenges, analyze upstream and downstream impacts, and recommend practical, broad-reaching solutions . Follow best practices in development, testing, CI/CD, and Agile workflows, and build strong working relationships to influence technical decisions across teams . Maintain a deep understanding of system architecture, integrations, and data flows . Actively use AI-powered development tools to improve productivity and code quality . Required Qualifications 5 or more years of experience in software development with a BS Degree in Computer Science or equivalent professional experience . 4 or more years of expe

Truveta is the world's first health provider led data platform with a vision of Saving Lives with Data. Our mission is to enable researchers to find cures faster, empower every clinician to be an expert, and help families make the most informed decisions about their care. Achieving Truveta's ambitious vision requires an incredible team of talented and inspired people with a special combination of health, software, and big data experience who share our company values. This role is based in the greater Seattle area, with our office located in Hyderabad, India. Who We Need Truveta is rapidly building a talented and diverse team to tackle complex health and technical challenges. Beyond core capabilities, we are seeking problem solvers, passionate and collaborative teammates, and those willing to roll up their sleeves while making a difference. If you are interested in the opportunity to pursue purposeful work, join a mission-driven team, and build a rewarding career while having fun, Truveta may be the perfect fit for you. This Opportunity Patients, doctors, and medical researchers deserve to benefit from the same large-scale technological innovation and digital intelligence that have driven progress in office productivity, entertainment, and social networking. We are looking for a Full Stack Senior Software Engineer excited by the opportunity to improve health care in far-reaching ways. In this role, you will lead and build modern, scalable software solutions across the full stack to streamline our engineering processes and accelerate our mission. You will collaborate with internal users to analyze their use cases, requirements, and expectations, and lead the design and development of scalable, secure, and cost-effective cloud-based software solutions that remove inefficiencies and pain points, enabling our users to deliver faster and do more. This role also gives you the opportunity to work closely with other senior and principal software engineers across the company

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. As a full stack Senior Software Engineer you'll help build Global Actions: the systems that make core actions work consistently across every surface and platform on Roblox. Your first focus will be the Affinity System, which powers how people save and organize the things they care about on Roblox: a unified affinity system covering Saves, Collections, and Wishlists, replacing today's fragmented Favorites experience. You'll work across the stack, from backend APIs and data models to cross-platform React based UI solutions. You Will Design and build the backend APIs and services, covering collections, items, pagination, and batching, that power Saves, Collections, and Wishlists Lead the migration from Favorites to Saved without losing user data, across web, mobile, desktop, console, and VR Build user facing surfaces, including the Saved Library and Collections pages, in partnership with Product and Design Design for privacy and safety, so users only see content and Collections they're allowed to view Extend the system to new entity types as the platform grows You Have 3+ years of experience building full-stack systems, including backend, APIs, and frontend applications at scale. Experience wi

Our Global Structure Deliveroo is now part of DoorDash, bringing together teams with even greater reach, scale, and ambition. Depending on your role, you may collaborate with teammates, systems, and leaders across DoorDash and Wolt. Together, we’re unlocking new possibilities as one global team. Why Deliveroo? We're building the definitive online food company, transforming the way the world eats by making hyper-local food more convenient and accessible. We obsess about building the future of food, whilst using our network as a force for good. We're at the forefront of an industry, powered by our market-leading technology and unrivalled network to bring incredible convenience and selection to our customers. Working at Deliveroo is the perfect environment to build a definitive career, motivated by impact. Firstly, the impact that working here will have on your development, allowing you to grow faster than you might elsewhere; secondly, the impact that you can have on Deliveroo, leaving your mark as we scale; and finally, being part of something bigger, through the impact that we make together in our marketplace and communities. About the Role We're hiring an engineer for the Storefront team to build the digital experiences behind merchants' own branded websites and apps. This is an opportunity to work on highly visible, customer-facing products while solving meaningful platform challenges. What you'll do? As a Software Engineer at Deliveroo, your individual work contributes to achieving goals in and across your team. While you will work with your team and you may lead projects, some of your work will contribute outside of your direct remit. You will report to managers and group leads and together deliver the results. Technical Execution: You will improve code structure, have an impact on architecture, and review code of any scope produced by your team. You'll aim to simplify the maintenance and operation of production systems, visibility, operational readiness,

GHX is seeking a Senior Software Engineer with a proven track record in designing, developing, and delivering high-quality, scalable software solutions across the full stack. This role is responsible for creating, implementing, and supporting both existing and next-generation products used in the healthcare supply chain. The ideal candidate brings strong, modern Angular expertise (particularly Angular 17+), plus Java and J2EE development experience, proficiency in AWS cloud services, and a firm command of CI/CD pipelines and software design patterns. Duties and Responsibilities Design and implement scalable, secure, maintainable software solutions aligned with business needs, creating flexible, reusable components across the full stack. Build and modernize user-facing applications using modern Angular, TypeScript, and component-based front-end architecture. Lead technical design for complex features and initiatives, authoring clear technical documentation and ensuring adherence to IT control policies. Develop and support back-end services and integrations using Java, AWS services, and database technologies, as needed. Collaborate with cross-functional teams to address technical dependencies and deliver high-quality products. Identify root causes of system challenges, analyze upstream and downstream impacts, and recommend practical, broad-reaching solutions. Promote best practices in development, testing, CI/CD, and Agile workflows, and build strong working relationships to influence technical decisions across teams. Mentor less experienced engineers across the team through pairing and code review. Maintain a deep understanding of system architecture, integrations, and data flows. Actively use AI-powered development tools to improve productivity and code quality. Required Qualifications 8 or more years of experience in software development with a BS Degree in Computer Science or equivalent professional experience. 5 or more years of experience developing modern web a

Our Global Structure Deliveroo is now part of DoorDash, bringing together teams with even greater reach, scale, and ambition. Depending on your role, you may collaborate with teammates, systems, and leaders across DoorDash and Wolt. Together, we’re unlocking new possibilities as one global team. Staff Software Engineer - Full Stack Join us in our mission to transform the way people shop and eat, where impact, innovation and growth drive everything we do. Our Engineering teams tackle complex technical challenges across a global, three-sided marketplace, building and scaling systems that serve millions of customers, riders and partners every day. From real-time logistics to resilient infrastructure and marketplace optimisation, we design, build and operate technology that powers Deliveroo’s growth at scale. We’re looking for a Staff Software Engineer - Full Stack to join our London team (hybrid, 3 days from the office) . In this role, you’ll help us define technical solutions for critical business problems and lead the technical direction for complex, high-scale systems. Get to know our Engineering team — what drives us, how we work, and what you can expect. What You’ll Be Doing You’ll be joining a high-impact engineering group focused on solving unstructured and ambiguous challenges. You will act as a technical authority, aligning non-adjacent teams to deliver results that move the needle for the entire organisation. Here’s what your day-to-day might look like: Drive Technical Excellence: Act as a subject matter expert, providing high-level reviews and technical advice across multiple teams. Architect Scalable Solutions: Define and design technical solutions for complex business problems within a high-traffic environment (20krpm+). Lead Strategic Direction: Influence the long-term technical roadmap and manage project timelines, risks, and sustainable delivery paces. Mentor & Coach: Support the growth of engineers across all levels and partner with up-and-c

About the Team Come help us build and develop tools serving hundreds of engineers internally! We’re looking for a Fullstack Software Engineer to join our Developer Insights team. About the Role Our mission is to improve the developer experience of engineers at DoorDash by building various internal products, including our internal developer portal, Developer Insights. Our success as a platform team depends on the success of the product teams we serve. Because of this, we invest in building a strong community that encourages participation and promotes best practices. You’re excited about this opportunity because you will… Introduce cutting edge technologies to our engineering organization, including tools built on LLMs Build new features for Developer Insights (using Backstage.io) Improve the developer experience for all of our engineers Work and collaborate across team boundaries. Contribute features and bug fixes to upstream open-source projects. Mentor and educate your peers. Lead the team in a technical fashion and assist in roadmap planning and measurement of existing features. Represent the team at large in OKR and engineering all-hands presentations. Context switch from frontend to backend to data depending on the need that arises. We’re excited about you because… You have at least 2 years of experience in web technologies using Typescript with React on the frontend with Java, Kotlin, Python or Go backend experience. You have a product mindset and apply that to how you would build out platform services. You love systems and software, and you're proficient in both. You’re curious and dive deep into different system architectures. You are an organized and excellent written and verbal communicator. You have proficiency in using AI coding tools (e.g., Claude Code, Codex, Cursor) in the full software development lifecycle, including designing, generating code, testing, monitoring and releasing software Compensation The successful candidate’s starti

Reddit is a community of communities. It’s built on shared interests, passion, and trust, and is home to the most open and authentic conversations on the internet. Every day, Reddit users submit, vote, and comment on the topics they care most about. With 100,000+ active communities and approximately 130 million daily active unique visitors, Reddit is one of the internet’s largest sources of information. For more information, visit www.redditinc.com . Reddit has a flexible workforce! If you happen to live close to one of our physical office locations our doors are open for you to come into the office as often as you'd like. Don't live near one of our offices? No worries: You can apply to work remotely in any country in which we have a physical presence About the Job The Deployment Infrastructure team is hiring a Senior Full Stack Software Engineer to lead the design, development, and evolution of the web UI for our build and deployment platform. In this role, you’ll craft a cohesive, intuitive user experience that enables engineers across Reddit to build, test, and ship software safely and confidently to a globally distributed cloud ecosystem. Our team owns continuous integration, continuous deployment, and the underlying systems that power build and deployment workflows. We’re looking for an engineer who operates at the intersection of frontend engineering, distributed systems and infrastructure, and developer experience. In your day-to-day, you can expect to: Design, build, and ship high-quality features across the stack, with a focus on creating reusable, maintainable UI components and polished frontends that scale with the platform Contribute to backend systems to deliver cohesive, end-to-end product experiences Define and enforce clean API boundaries between frontend and backend systems Collaborate with teammates to build a platform that supports: Orchestrating complex deployment workflows Progressive rollouts across clusters and regions Automated rollback of fa

Staff Software Engineer, Full Stack - Guest team Toast is driven by building the restaurant platform that helps restaurants adapt, take control, and get back to what they do best: building the businesses they love. Because our technology is purpose-built for restaurants, by restaurant people - and increasingly shaped by AI in both what we build and how we build - restaurants can trust that we’ll deliver on their needs for today while investing in the experiences that will power their restaurant of the future. Are you bready* for a change? We’re seeking a Staff Software Engineer to work within our team focused on building impactful capabilities that empower restaurants to drive Guest engagement, retention and growth. The team will help shape the future of how restaurants use technology to connect with their guests - increasingly through AI-powered tools and experiences that drive automation, personalization and smarter decision-making. You will be a key part of a high-impact, high-ownership engineering team solving complex challenges in a fast-moving product space. Your engineering leadership will be balancing technical excellence alongside a strong product mindset to solve for continuous growth within both the team and our product space. About this roll * (Responsibilities) Design, build, deploy, and maintain highly resilient and scalable features Lead complex projects that improve functionality and reliability for our customers and partners Partner with a wide array of teams across Toast Ensure quality by building automated testing for changes Roll* features out to customers and partners, including monitoring for success Collaborate with UX and PM on the definition and design of features Mentor and coach other engineers Do you have the right ingredients* ? (Requirements) 8-12 years experience building backend services and APIs Extensive experience working with an Object Oriented Language like Java or Kotlin, with a deep understanding of testing, quality

About AlphaSense: The world’s most sophisticated companies rely on AlphaSense to remove uncertainty from decision-making. With market intelligence and search built on proven AI, AlphaSense delivers insights that matter from content you can trust. Our universe of public and private content includes equity research, company filings, event transcripts, expert calls, news, trade journals, and clients’ own research content. The acquisition of Tegus by AlphaSense in 2024 advances our shared mission to empower professionals to make smarter decisions through AI-driven market intelligence. Together, AlphaSense and Tegus will accelerate growth, innovation, and content expansion, with complementary product and content capabilities that enable users to unearth even more comprehensive insights from thousands of content sets. Our platform is trusted by over 6,000 enterprise customers, including a majority of the S&P 500. Founded in 2011, AlphaSense is headquartered in New York City with more than 2,000 employees across the globe and offices in the U.S., U.K., Finland, India, Singapore, Canada, and Ireland. Come join us! Staff Software Engineer, Full Stack (Frontend Heavy) - Content Experience Team About the Role We are looking for a hands-on Full Stack (Frontend Heavy) Staff Software Engineer to join our team and lead efforts in building scalable, performant, and reliable software systems that power the AlphaSense platform. You will play a key role in shaping technical architecture, mentoring engineers, and driving engineering excellence across teams. This is a high-impact role for an experienced engineer who thrives on solving complex problems and delivering robust, customer-focused solutions. Who You Are Bachelor's or Master's Degree in Computer Science or related discipline. Minimum 8 years of software development experience building scalable, high-performing, and robust applications. Strong proficiency in JavaScript with solid experience in full-stack development. E

Why Harvey At Harvey, we’re transforming how legal and professional services operate. By combining frontier agentic AI, an enterprise-grade platform, and deep domain expertise, we’re reshaping how critical knowledge work gets done for decades to come. This is a rare chance to help build a generational company at a true inflection point. We have strong product-market fit and world-class investor support. We’re scaling fast and defining a new category in real time. The work is ambitious, the bar is high, and the opportunity for growth — personal, professional, and financial — is unmatched. Our team moves fast, takes ownership, and is deeply committed to the mission — operating with intensity, staying close to our customers, and pushing each other for excellence. We live by three values: Decisiveness, Simplicity, and Job's Not Finished. We act quickly on clear judgment over perfect information, we believe simplicity is what scales, and we're never satisfied with where we are. If you want to do the best work of your career alongside people who share that drive, we'd love to build with you. At Harvey, the future of professional services is being written today — and we’re just getting started. Role Overview As a Software Engineer on the Product Engineering team at Harvey, you will own and lead engineering projects across our various product lines. You will work closely with our AI, Legal, and GTM teams to build secure systems that deliver value to our customers. We are looking for individuals who have worked across the stack on incredible products across consumer, enterprise, and various industries and who are excited about building the future of application layer and genAI products. What You'll Do Retrieval over peta-byte scale documents Organizational-level interfaces to collaborate with AI Managing dedicated GPU capacity across 5+ regions 1000-step planning agents that help take companies public Government-level security for the world's most sensitive matters Evaluatin

Why Harvey At Harvey, we’re transforming how legal and professional services operate. By combining frontier agentic AI, an enterprise-grade platform, and deep domain expertise, we’re reshaping how critical knowledge work gets done for decades to come. This is a rare chance to help build a generational company at a true inflection point. We have strong product-market fit and world-class investor support. We’re scaling fast and defining a new category in real time. The work is ambitious, the bar is high, and the opportunity for growth — personal, professional, and financial — is unmatched. Our team moves fast, takes ownership, and is deeply committed to the mission — operating with intensity, staying close to our customers, and pushing each other for excellence. We live by three values: Decisiveness, Simplicity, and Job's Not Finished. We act quickly on clear judgment over perfect information, we believe simplicity is what scales, and we're never satisfied with where we are. If you want to do the best work of your career alongside people who share that drive, we'd love to build with you. At Harvey, the future of professional services is being written today — and we’re just getting started. Role Overview As a Software Engineer on the Product Engineering team at Harvey, you will own and lead engineering projects across our various product lines. You will work closely with our AI, Legal, and GTM teams to build secure systems that deliver value to our customers. We are looking for individuals who have worked across the stack on incredible products across consumer, enterprise, and various industries and who are excited about building the future of application layer and genAI products. This role is based in San Francisco, CA. We use an in-person work model and offer relocation assistance to new employees. What You'll Do Scale document ingestion and processing that is growing at 10x every 6 months Design massive data collection from over 50+ legal jurisdictions Build governm