Top Full-Stack Engineer Jobs in Boston, MA

Develop fullstack web applications, enhance platform performance, collaborate on high-impact opportunities, and ensure stable, scalable solutions. Engage in rapid iterations and be a committed team player.

Develop, deploy, document, and support full-stack web applications, APIs, integrations, and automation solutions. Build Vue.js and JavaScript interfaces, Python backend services, RESTful APIs, relational database integrations, and AWS-hosted applications. Collaborate across product, QA, infrastructure, security, and business teams in an Agile environment. Troubleshoot production issues, follow secure development practices, and apply AI, LLM, and workflow automation concepts to improve business processes.

Develop and deploy customer-focused web, mobile, and backend applications across the full software stack. Design major features, contribute to architecture decisions, conduct code reviews, and ensure secure, high-quality implementations. Collaborate with stakeholders and cross-functional teams using Agile and SDLC practices. Manage version control, CI/CD, environments, and releases; maintain automated test coverage and perform root-cause analysis. Build and optimize relational data solutions using SQL Server, including complex queries, stored procedures, and performance tuning.

Build and maintain scalable e-commerce and marketplace features across Node.js, React, MySQL, and MongoDB. Own complex features end to end, design backend services and APIs, integrate PunchOut procurement systems, improve platform security and reliability, conduct code reviews, and mentor engineers. The role requires strong full-stack JavaScript and TypeScript expertise, e-commerce domain experience, and the ability to work autonomously on high-volume transactional software.

Build and own CRM features and workflow automations supporting sales, marketing, onboarding, and support. Develop full-stack functionality using Next.js, FastAPI, Inngest, and related technologies; partner with teams to automate workflows; create agentic solutions for enrichment and task automation; and manage features from planning through monitoring and refinement. The role requires strong web development expertise, product sense, autonomy, communication, and experience with modern JavaScript or TypeScript frameworks and orchestration tools.

Lead a team of software developers and a portfolio of technology projects focused on regulatory risk solutions. Build distributed microservices, full-stack systems, and cloud-based applications using modern programming languages, databases, containers, and AWS services. Mentor engineers, evaluate emerging technologies, collaborate with product managers, and deliver resilient solutions in an agile environment.

Build and architect low-latency .NET APIs and backend services, develop Angular interfaces, and support large-scale financial investment platforms. Responsibilities include designing microservices and message-driven systems, maintaining automated test coverage, conducting code reviews, managing CI/CD and observability, defining OpenAPI contracts, and participating in Agile/Scrum delivery.

Build and maintain full-stack features supporting member acquisition, onboarding, engagement, and retention. Develop frontend applications with modern web technologies, optimize APIs and infrastructure for e-commerce and growth experiments, troubleshoot production issues, improve reliability, participate in code reviews, and collaborate with product, design, and engineering teams in an iterative environment.

Build and scale WHOOP AI platform systems and member-facing experiences across the frontend and backend. Design scalable web applications, APIs, and intuitive interfaces; contribute to agent orchestration architecture; translate business requirements into reliable solutions; write tested code; and monitor, debug, and improve production performance and stability. Collaborate with product managers, designers, data scientists, and other cross-functional partners in a fast-paced environment.

Build and maintain secure, scalable full-stack clinical tools for healthcare providers and internal teams. Develop React and TypeScript interfaces backed by Java services, RESTful APIs, Postgres, Kafka, and AWS infrastructure. Translate product requirements into technical solutions, protect sensitive health data, write tested and maintainable code, participate in reviews, and collaborate with Product, Design, Clinical, Data Science, and Engineering teams.

Build and maintain full-stack systems supporting WHOOP’s design system and translation infrastructure. Develop reusable React and TypeScript components, backend services, RESTful APIs, localization pipelines, RTL and bidirectional text support, and accessible responsive interfaces. Collaborate with Design, Product, Platform, and Localization teams while improving CI/CD tooling, frontend architecture, design tokens, and cross-platform component libraries.

Develop, test, and deploy scalable internal software, APIs, data pipelines, automations, and integrations supporting business operations. Collaborate with Finance, Supply Chain, Manufacturing, Quality, Logistics, Membership Services, and other stakeholders to translate business needs into technical solutions. Maintain systems including NetSuite, Salesforce, Stripe, and Boomi, while improving reliability, security, and performance. Contribute to engineering best practices and mentor engineers across teams.

Build and maintain scalable APIs and web applications across the full stack. Own end-to-end development of customer-facing and internal product features, collaborate cross-functionally, engage with customers, and help create secure, performant applications for healthcare environments.

Build and enhance Humana’s enterprise data governance platform through full-stack web application development. Responsibilities include creating React and TypeScript interfaces, developing Node.js services and APIs, integrating metadata and enterprise platforms, contributing to microservices architecture, optimizing performance, troubleshooting complex issues, participating in code reviews, and supporting DevOps practices such as CI/CD, containerization, and automated testing.

Design and implement backend features in Go, build data pipelines and REST APIs, work with PostgreSQL and AWS, contribute to scalable system design, and optionally develop React.js user-facing features while collaborating in a fast-paced AI-focused startup.

Develop and maintain scalable cloud applications powering a robotic fleet. Responsibilities include building web interfaces, APIs, telemetry and logging systems, dashboards, secure robot-cloud communications, cloud infrastructure, monitoring, troubleshooting, architecture, code reviews, and technical documentation. The role collaborates with embedded, AI/ML, and business teams to deliver reliable robotics software.

Develop and maintain full-stack features for a SaaS platform supporting clinical trial workflows. Responsibilities include Python-based application development, frontend collaboration, architecture, testing, code review, refactoring, reliability, data integrity, and regulatory compliance. The engineer will collaborate with product, design, machine learning, infrastructure, clinical, QA, and regulatory teams while contributing to a distributed engineering organization.

Build scalable AI capabilities for Fidelity Wealth, partnering with business, product, architecture, data, and platform teams. Develop secure, reliable, production-ready solutions; apply modern software architecture, cloud platforms, testing, and design patterns; lead technical discussions; mentor engineers; and deliver end-to-end full-stack systems.

Build and improve Laminar Insights, a customer-facing platform for visualizing factory telemetry, ML model decisions, operational trends, and sustainability impact. Collaborate with data science, backend, forward-deployed engineering, customers, and leadership to design, prototype, and ship polished full-stack features. Develop scalable UI components, optimize frontend performance, SQL queries, and backend APIs, and create internal tools that help forward-deployed engineers deliver customer outcomes.

Designs, builds, and scales customer-facing full-stack platforms using React, TypeScript, backend languages, APIs, microservices, databases, and AWS. Responsibilities include architecture and code reviews, automated testing, CI/CD, cloud deployment, production troubleshooting, performance and reliability improvements, and collaboration with product and design teams. The role also mentors engineers, communicates technical decisions, and independently delivers complex initiatives in distributed Agile teams.

Leads the architecture, development, testing, deployment, and production support of scalable full-stack applications. Builds React and TypeScript frontends, backend APIs and microservices, and cloud-native AWS solutions. Drives system design, observability, security, performance, CI/CD, and automated testing while mentoring engineers and guiding architecture and code reviews. Collaborates with product, design, architecture, and business stakeholders to deliver enterprise-grade solutions and resolve complex production issues.

Build and maintain secure, scalable full-stack features for Guidewire’s cloud-based insurance application platform. Develop backend services, frontend applications, APIs, microservices, and configuration tooling while applying cloud-native and AI-assisted development practices. Collaborate across disciplines, improve platform reliability and security, support operational excellence, and mentor junior engineers. Work includes automation solutions, databases, distributed systems, and learning relevant insurance-domain and AI technologies.

Build and deploy reliable full-stack software using React, Django, Python, TypeScript, and Azure. Own architecture and design decisions, collaborate in Agile ceremonies, improve engineering processes, mentor junior developers, and develop internal financial modeling tools. Partner with business stakeholders to define requirements, solve problems, and deliver scalable software supporting clean-energy investment and operations.

Leads technical vision and strategy for Affirm’s Marketplace, Search, Ads Platform, and consumer experiences. Designs scalable full-stack platforms, guides architecture and technical excellence, coordinates initiatives across engineering teams, mentors engineers, and drives reliable delivery of customer-focused products across iOS, Android, and Web.

Build and maintain frontend-forward web experiences for the Museum’s websites, including accessible UX/UI, responsive interfaces, server-side code, and API integrations with Salesforce, Ticketure, payment, and commerce systems. Own features from discovery through deployment, test across browsers and assistive technologies, modernize legacy code, contribute to Drupal and Acquia workflows, and use AI-assisted development tools responsibly. Collaborate on a small team in a hybrid Boston-based role.