265 senior full stack engineer jobs at 149 companies in South Peabody, MA
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Senior Full Stack Engineer
Boston, Massachusetts, United States
$126k-$154k/yrHybridFull Time
Blue Cross Blue Shield of Massachusetts: A tax-paying nonprofit Massachusetts health insurance plan serving individuals, families, businesses, and three million members.
8+ YOESenior software engineer with emphasis on test automation, QA governance, and full-stack development.
Kelmar Associates: Private professional services helping government agencies manage and administer abandoned and unclaimed property programs.
5+ YOE5+ years in modern full-stack web apps; Angular and Spring Boot; AWS serverless/Kubernetes; MySQL/OpenSearch; CI/CD; mentoring; client interaction.
BAE SystemsLSE: BA.: Global defense, aerospace, and security technology.
4+ YOEBachelor's degree in CS or equivalent experience, 4+ years professional software development, full-stack web app delivery, API integration, frontend framework proficiency, SQL schema and query design, Git, and automated testing.
ASP.NET Core, Blazor, MudBlazor, C#, SQL Server, Dapper, FluentValidation, Git, HTML, CSS, JavaScript, TypeScript, CI/CD, Active Directory
Boston or Chicago or Los Angeles or New York City or Rochester or San Francisco or Washington
$107k-$193k/yrRemoteFull Time
Nixon Peabody: Sophisticated legal solutions that spark positive impact.
8+ YOE8+ years full stack development experience, Bachelor's in CS or equivalent, deep expertise with Microsoft stack, frontend and backend frameworks, SQL Server, Azure, CI/CD, testing, and leadership/mentoring experience.
HumanaNYSE: HUM: Health insurance and care services provider.
5+ YOEBachelor's in CS or related,5+ years software design/development experience,4+ years full stack experience,1-2 years platform reliability/SRE focus,testing and observability expertise,strong communication.
Fidelity Investments: Provider of investment, retirement, and financial planning services.
8+ YOERequires 8+ years of full-stack software engineering experience, a bachelor's degree or equivalent, React and Python expertise, CI/CD leadership, Agile knowledge, and mentoring experience.
React, Python, Azure, Microsoft .NET, Microsoft .NET MVC, Microsoft React framework, JavaScript, TypeScript, Node, NPM, HTML, CSS, SPFx, Microsoft Azure DevOps, GitHub Actions, Microsoft Fabric, Microsoft Power Platform
Owl Labs: Private technology hardware and software providing video conferencing devices and collaboration tools for hybrid teams.
BS/MS or strong portfolio; deep experience across frontend, backend, cloud, and IoT; expertise with React, TypeScript migrations, testing, CI/CD, and AWS; strong communication and mentoring skills.
Verisk Extreme Event SolutionsNASDAQ: VRSK: Global data analytics and technology partner to the insurance industry.
5+ YOEBS in Computer Science (MS preferred) or equivalent, 5+ years full‑stack experience, expertise in C#, Angular, PostgreSQL, Python, strong debugging and code-review skills, and US work authorization.
National GridNYSE: NGG: Multinational electricity and gas utility provider.
5+ YOESenior experience delivering AI-enabled digital products; strong TypeScript and React skills; full-stack web development with Next.js; conversational AI, agentic systems, APIs, security, testing, evaluation, and observability experience.
TypeScript, React, Next.js, Vercel AI SDK, LangGraph, LangChain, Payload CMS, GitHub Copilot, Claude Code
Leader Bank: Massachusetts-based community bank providing personal, business, commercial, mortgage, and municipal banking services.
4+ YOEBachelor's degree or equivalent experience, 4+ years of full-stack software development, modern web technologies, RESTful APIs, databases, AWS, Git, CI/CD, Agile, and AI/LLM experience.
Leader Bank: Massachusetts-based community bank providing personal, business, commercial, mortgage, and municipal banking services.
4+ YOEBachelor's degree or equivalent experience; 4+ years developing enterprise applications across the full stack. Requires JavaScript, APIs, databases, AWS, Git, testing, CI/CD, Agile, and AI/LLM experience.
Nebulock: Cybersecurity platform helping enterprise security teams hunt threats and detect abnormal behavior across environments.
8+ YOERequires 8+ years of full stack engineering experience, TypeScript and one of Python, Go, Java, or Rust, plus AWS or GCP, microservices, API design, data modeling, and distributed systems experience.
5+ YOE5+ years experience, bachelor's in CS/SE/IS or equivalent, full-stack web development, server-side and database design, Git, strong communication, eligible for US export control license.
United States or Oakland or San Francisco or New York City or Boston or Seattle or Irvine or Los Angeles or Monterey or Santa Barbara or Santa Rosa or Austin or Portland or Philadelphia or Chicago
$146k-$235k/yrRemoteFull Time
LaunchDarkly: B2B feature-management software helping engineering teams safely manage code releases and AI agents in production.
5+ YOE5+ years full-stack engineering; strong TypeScript and React; experience with Go or Node; shipped AI/agent features and MCP/LLM tooling; instrumentation, funnel analysis, A/B testing, and on-call support experience.
6+ YOE6+ years full-stack experience with React, Gatsby, JavaScript, HTML, CSS; headless CMS and REST/GraphQL integration experience; strong communication and problem-solving skills.
AgZen: N AI-powered precision-spraying helping growers improve crop protection while reducing chemical use.
5+ YOEBachelor's or equivalent,5+ years engineering experience,proficiency in JavaScript/TypeScript and React,Python or Go preferred,experience with SQL/ORMs.
NineTwoThree AI Studio: NineTwoThree is a private AI product studio delivering custom software and automation for enterprise companies and funded startups.
5+ YOERequires 5+ years in full-stack development with React, Node.js, JavaScript, TypeScript, and SQL; cloud platform knowledge, microservices, APIs, databases, technical leadership, and English communication.
Realtime Robotics: Private industrial automation software helping manufacturers and robotics integrators plan, optimize, and deploy multi-robot workcells.
5+ YOE5+ years building/operating production full-stack or backend-heavy systems; strong TypeScript, React, Next.js, AWS, CDK/Terraform, CI/CD; relational/NoSQL DBs; distributed systems; US work authorization required.