Top Full-Stack Engineer Jobs in Boston, MA

Full Stack Engineers will design, develop and implement features for a SaaS product using React, Typescript, Django, and Python, collaborating within an agile team.

Lead design, build, and deploy full-stack software for DoD/IC missions. Rapidly prototype MVPs, integrate systems and APIs, deliver high-performance frontends, collaborate with users, and deploy/test in secure operational environments.

The Full Stack Engineer will develop products enhancing air operations, focusing on frontend features with technologies like React and backend APIs.

Build and own end-to-end full-stack features across backend services and user-facing applications. Contribute to system design, reliability, performance, observability, and engineering practices while collaborating with product and design.

Build and maintain mobile and web features using React Native, React and JVM backends. Collaborate with designers and product to deliver secure, high-availability, performant experiences, debug and optimize apps, write clean testable code, and ship end-to-end integrations (e.g., Workday).

Modernize a large fintech platform by building NestJS services and Next.js UIs, migrate transactional data to relational schemas, write comprehensive tests, identify and fix legacy problems, design scalable solutions that coexist with legacy systems, and use AI tooling responsibly to increase engineering velocity.

As a Senior Software Engineer, you'll build scalable systems, collaborate with teams to deliver software features, and ensure high-quality applications.

Lead design and delivery of scalable, low-latency full-stack services for Chewy's Sponsored Ads. Implement backend and frontend features in Typescript, Java, and Python; build RESTful APIs; ensure observability, testing, and CI/CD; collaborate with product and data science; mentor engineers; drive architecture, reliability, and project delivery for advertiser-facing systems.

Design, build, and operate scalable backend services and APIs for Chewy Vet Care using Java, Spring Boot, and AWS. Collaborate with product, data, clinical, and engineering teams to translate requirements, improve observability, troubleshoot production, participate in on-call rotation, and advance platform-first architecture, CI/CD, and secure engineering practices.

Lead a team delivering cloud-native, full-stack and microservices solutions for risk and compliance. Drive architecture, mentor engineers, collaborate with product managers, and build scalable AWS-based systems using modern languages, containers, and databases to meet regulatory and AML requirements.

Lead and mentor a team building distributed, cloud-based full‑stack systems and microservices for risk management. Collaborate with product managers to design, implement, and deploy scalable solutions using modern languages, containers, and cloud services while driving technical excellence and adoption of AI-enabled tooling.

Lead and mentor engineering teams to build distributed microservices and full‑stack cloud solutions for risk management. Collaborate with product managers, deliver scalable AI‑enhanced systems, and apply modern tooling (containers, databases, cloud).

Lead technical design and hands-on development of low-latency, event-driven trading and market data platforms. Drive architecture, engineering standards, CI/CD, observability, and AI-assisted tooling; collaborate with product and solution teams; mentor engineers; ensure resilient, secure, cloud-native solutions aligned with enterprise strategy.

Lead design and delivery of scalable full-stack applications and microservices. Build CI/CD pipelines, provision Azure infrastructure via Terraform, operate Kubernetes workloads, implement observability and security tooling, integrate data platforms (Postgres, Snowflake), and mentor engineering teams while collaborating with product and analytics stakeholders to translate financial-domain requirements into production software.

Lead design, development, and operation of enterprise-scale Java and Python microservices and Azure infrastructure (Terraform). Build and operate Kubernetes containerized workloads, CI/CD pipelines, observability, data integrations (PostgreSQL/Snowflake), supply-chain security, and Slack/AI tooling. Partner with architects and product leadership to shape global platform architecture, optimize cost/resilience, and mentor engineering teams.

Design, build, and maintain internal tools and integrations powering business operations. Partner with Finance, Operations, and other teams to implement APIs, data pipelines, and automation. Ensure reliability and performance of systems like NetSuite, Salesforce, Stripe, and Boomi. Deliver production-quality web applications and mentor other engineers.

Design, build, and maintain full stack systems for WHOOP's design system and translation infrastructure, improving internationalization support and collaborating across teams.

The Senior Full Stack Engineer develops and maintains a financial advisor platform using Ruby on Rails and React, builds RESTful APIs, collaborates with design teams, and optimizes performance.

Lead design and build of modular Angular front-end components and scalable back-end services using Python, EKS, and AWS. Define technical vision, champion modular architectures and micro-frontends, integrate RESTful APIs, and mentor agile teams to deliver production-ready GenAI-enabled investment research products.

Develop software applications for an enterprise-wide data inventory project, enhance security, automate processes, and collaborate using Agile methods.

Lead full-stack engineering for Fund & Investor Solutions: design, implement, and maintain Java/Spring microservices; build CI/CD and containerized platforms; apply LLM/AI agent patterns; mentor and manage engineers; ensure security, observability, and operational resilience.

Lead a team and portfolio building distributed microservices and full-stack systems to meet regulatory needs. Design and deliver cloud-based solutions, mentor engineers, collaborate with product managers, and adopt emerging technologies (containers, orchestration, databases, cloud, AI tooling) to drive customer-facing experiences.

Build developer productivity tools and frontend frameworks for a large React application. Own features end-to-end, design and implement tooling for development, testing, and packaging, and collaborate with PMs, designers, and engineers to scale product and engineering practices.

Build and own complex frontend features using Vue 3 and TypeScript while developing the Python services and APIs that power them. Improve performance, accessibility, testing, CI/CD, and observability; collaborate with product and design; mentor engineers and apply AI-assisted development tools responsibly to accelerate productivity and maintain quality and security.

Design and implement scalable backend services for payment and transaction workflows using Java. Own end-to-end features from data model and APIs to Angular frontends, improve reliability and performance, refactor legacy systems, troubleshoot production issues, and collaborate with product and design. Leverage AI-assisted development tools responsibly and share best practices across the team.