65 api developer jobs at 38 companies in Dover, NH
🚀PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Service Credit Union: Member-owned cooperative providing personal banking and credit services.
5+ YOESenior QA Engineer focused on automation and API; strong experience with .NET, API testing, and CI/CD integration; 5+ years QA experience; bachelor’s in computer science or related field.
Andover or Boston or New York or Chicago or Menlo Park or Manchester or London or Tokyo
$140k/yrOnsiteFull Time
Alumni Ventures: Provides individual investors access to diversified venture capital funds.
6+ YOE6+ years building production applications; experience with JavaScript/Node.js and/or Python, PostgreSQL/MySQL, AWS, API integrations, full-stack development, modern/AI-assisted dev tools; authorized to work in the US.
Fidelity Investments: Provides investment management, retirement planning, and brokerage services.
Experience building developer platforms and internal tooling at enterprise scale; knowledge of IDEs, Windows/macOS deployment, cloud (AWS/Azure/Google Cloud), CI/CD, APIs, and strong communication and collaboration skills.
VS Code, GitHub Copilot, Gemini Code Assist, AWS, Azure, Google Cloud, Kubernetes, CI/CD
RSA: Provides identity and access management cybersecurity software and services.
5+ YOE5+ years Android development with Kotlin/Java; security-focused mobile development; Agile experience; code reviews; test coverage; problem solving.
SymboticNasdaq: SYM: AI-powered robotics and software for warehouse automation.
5+ YOE5+ years in software development; fullstack with React/Angular, Node.js, and C# .NET; distributed, event-driven systems (Kafka, RabbitMQ, SignalR); REST APIs; mentorship and cross-functional collaboration.
Poughkeepsie or Lowell or Durham or Bellevue or San Jose or Dallas
$88k-$152k/yrHybridFull Time, Internship
IBMNew York Stock Exchange: IBM: Global technology providing enterprise software, cloud, and consulting.
Must be currently enrolled in a Bachelor’s or Master’s in Computer Science or related field, available for an in-person full-time co-op (Jan–Jun 2026). Familiarity with HTML, CSS, JavaScript, React/Angular/Vue, backend tech (Node.js/Java/Python/SQL), Git/IDEs, APIs, containers, and cloud platforms. Must be able to work without visa sponsorship.
HTML, CSS, JavaScript, React, Angular, Vue, Node.js, Java, Python, SQL, Git, IDEs, APIs, IBM Cloud, AWS, Microsoft Azure, Linux, Unix, GO, NodeJS, Eclipse, Microsoft Visual Studio Code, PostgreSQL, MySQL, Db2, Oracle, SQL Server, Jenkins, Puppeteer, Selenium, Playwright, Cypress, Travis, REST API
Denver or Nashua or Augusta or Pinellas Park or Madison Heights
$125k-$145k/yrHybridFull Time
WOW!: Provides broadband internet, cable television, and digital phone services.
3+ YOEFull-stack engineer with 3+ years building scalable web applications using Next.js and Node.js, strong AWS experience, REST/GraphQL APIs, serverless, CI/CD, AI-assisted tooling, and familiarity with web performance and accessibility standards.
Seattle or Boston or San Francisco or Dallas or Salt Lake City or Portland
$141k-$173k/yrRemoteFull Time
WEXNYSE: WEX: Provides global payment processing and business information management services.
7+ YOE7-12 years of software development; API design; cloud infrastructure as code; Java; Kafka; Elasticsearch; AWS; Terraform; SQL/NoSQL; strong problem solving and collaboration.
University System of New Hampshire: Providing public higher education and research through New Hampshire colleges.
3+ YOE3–5 years experience in application integration or middleware, Bachelor's degree required, experience with APIs, SQL Server, ETL, and enterprise integrations; strong communication and SDLC knowledge.
Boston or Portsmouth or Plano or Indianapolis or Columbus or United States
HybridFull Time
Liberty Mutual: Provider of global property and casualty insurance products.
5+ YOEDesign and develop scalable data integration solutions; 5+ years data integration experience; 3–5 years with AWS (Lambda, S3, Glue, Redshift); strong SQL, Python, ETL, APIs, CI/CD; understanding of SAP finance concepts; must be authorized to work in the US without sponsorship.
AWS Lambda, Amazon S3, AWS Glue, Amazon Redshift, SQL, Python, APIs, CI/CD, SAP S/4HANA, SAP FIORI
CapgeminiEuronext Paris: CAP: Provides global IT consulting and digital transformation services.
10+ YOE10+ years Java/J2EE experience with Spring/Spring Boot, API design, microservices, cloud (Docker, Kubernetes, AWS/Azure), CI/CD tools (GitHub, Jenkins, uDeploy), relational DB (DB2/Oracle), JPA/Hibernate, strong communication and leadership skills.
Java, J2EE, Spring, Spring Boot, Docker, Kubernetes, AWS, Azure, GitHub, GIT, Jenkins, uDeploy, Stash, JPA2, Hibernate, DB2, Oracle, PL/SQL, SQL, Sonar, HP Operations Orchestration, HP Service Manager, ServiceNow, REST API
UKG: Provider of workforce management and human capital management software.
7+ YOEBachelor's degree, 7+ years software development (2+ years building agentic/LLM systems). Experience with agentic frameworks, Python/Java/C#/JavaScript/TypeScript, cloud platforms, GitHub, APIs, and agent architecture.
Google ADK, Anthropic Claude SDK, LangChain, LangGraph, AutoGen, Crew AI, Vertex AI, Azure OpenAI, Bedrock, GitHub, Model Context Protocol (MCP), REST APIs, function calling, Python, Java, C#, JavaScript, TypeScript
AmphenolNYSE: APH: Manufactures electronic and fiber optic connectors and interconnect systems.
8+ YOEBS in CS/CE required (MS preferred); 8+ years software engineering experience with large-scale data platforms, databases, pipelines, APIs, analytics/AI/ML workflows, technical leadership, and mentoring.
AmphenolNYSE: APH: Designs and manufactures electrical connectors and interconnect systems.
8+ YOE8+ years software engineering experience, BS in CS/CE (MS preferred), experience designing large data platforms, APIs, databases, pipelines, EM/ML workflows, and technical leadership/mentoring skills.
Tokio Marine HCCTokyo Stock Exchange: 8766: Underwrites specialty insurance and provides global travel assistance services.
5+ YOE5+ years in Dynamics 365 CRM, Azure, and Power Platform; strong web development skills (C#, ASP.NET, JavaScript, HTML, CSS); API development; SQL Server; Agile/Scrum experience.
C#, ASP.NET, JavaScript, HTML, CSS, SQL Server, Azure, Power Apps, Power Automate, Git, Docker, Jenkins
Westbrook or Maine or New Hampshire or Massachusetts
$90k-$100k/yrHybridFull Time
IDEXXNASDAQ: IDXX: Diagnostic equipment and software for veterinary and water testing.
2+ YOE2+ years software engineering; frontend and backend experience; NodeJS or Java; JavaScript/TypeScript and React; AWS serverless (RDS, DynamoDB, API Gateway, Lambda, S3); SQL; Datadog; GitHub and CI/CD; Agile experience.
Magna InternationalNYSE: MGA: Designs and manufactures automotive systems and complete vehicle assemblies.
7+ YOESenior backend developer with 7+ years of cloud-focused experience; proficient in Go, Python, Node.js, Java, and databases; strong background in microservices, APIs, DevOps, and security.
Unum GroupNYSE: UNM: Provides insurance and employee benefits to businesses and individuals.
4+ YOE4+ years in software development; strong Java/J2EE; experience with Fineos Admin Suite; SQL databases; Agile; strong problem solving and communication.
Java, J2EE, JSP, JMS, Web Services, APIs, Oracle, MS SQL, Fineos Admin Suite
Analog DevicesNASDAQ: ADI: Designs and manufactures semiconductors for signal processing and power management.
5+ YOEBachelor's in Software Engineering required, 5+ years experience, iOS/Android and GUI/mobile development, Swift and cross-platform skills, cloud and CI/CD experience, willingness to work onsite in Massachusetts.