75 api engineer jobs at 48 companies in New Hampshire
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Forward Deployed Engineer
United States or Nashua or Austin
OnsiteFull Time
3+ YOE3+ years customer-facing technical experience, programming in JavaScript/TypeScript/Python, API integration, RAG and embedding workflows, prompt engineering, troubleshooting, and strong communication skills.
JavaScript, TypeScript, Python, Optimizely AI (Opal), CMS, CMP, Web Experimentation, Feature Experimentation, ODP
2d
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Software Engineer I
Columbus or Alaska or Alabama or Arkansas or Arizona or California or Colorado or Connecticut or Delaware or Florida or Georgia or Hawaii or Iowa or Idaho or Illinois or Indiana or Kansas or Kentucky or Louisiana or Massachusetts or Maryland or Maine or Michigan or Minnesota or Missouri or Mississippi or Montana or North Carolina or North Dakota or Nebraska or New Hampshire or New Jersey or New Mexico or Nevada or New York or Ohio or Oklahoma or Oregon or Pennsylvania or Rhode Island or South Carolina or South Dakota or Tennessee or Texas or Utah or Virginia or Vermont or Washington or West Virginia or Wisconsin or Wyoming
$82k-$101k/yr HybridFull Time
Bachelor's degree in computer science, engineering, or related field; software engineering experience preferred. Requires AWS, APIs, databases, cloud, Agile, testing, and distributed systems familiarity.
AWS, APIs, databases, telemetry, logging platforms, Microsoft Excel
1mo
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Principal / Senior Software Engineer (C++, Linux)
Salem, New Hampshire, United States
OnsiteFull Time, Contract
Strong C++ and Linux experience, Python scripting familiarity, microservices (REST APIs, MQTT), production distributed systems support, debugging, releases, and technical documentation skills.
C++, Python, Linux, REST APIs, MQTT
1mo
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Senior Data Engineer
Durham or Merrimack
OnsiteFull Time
Extensive data engineering experience with Oracle PL/SQL, AutoSys, ETL, Informatica, Snowflake, SQL, and data modeling; familiarity with Java/Python, REST API, AWS, DevOps tools, Agile, and on-call production support.
Oracle PL/SQL, AutoSys, Informatica, Snowflake, SQL, Java, Python, REST API, AWS, Maven, Jenkins, Git, Docker, Kanban, SCRUM
1mo
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Software Engineer III
Denver or Nashua or Augusta or Pinellas Park or Madison Heights
$125k-$145k/yr HybridFull Time
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.
Next.js, Node.js, REST API, GraphQL, Serverless, AWS, EC2, Lambda, S3, CloudFront, API Gateway, ECS, EKS, WAF, IAM, GitHub Copilot, Cursor, Claude, Contentful, Optimizely, LaunchDarkly, Google Analytics 4 (GA4), CI/CD
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Customer Solutions Engineer
United States or Arizona or California or Colorado or District of Columbia or Florida or Georgia or Iowa or Illinois or Massachusetts or Maryland or Michigan or Minnesota or Montana or Nebraska or North Carolina or New Hampshire or New Jersey or Nevada or New York or Ohio or Oregon or Pennsylvania or Rhode Island or Tennessee or Texas or Utah or Washington
$115k-$135k/yr RemoteFull Time
3+ YOE3+ years SaaS implementation/onboarding/solutions engineering experience, API and third-party integration proficiency, familiarity with CRM/CDP/marketing automation, strong communication and presentation skills, ability to travel ~20-25%.
APIs, CRM, CDP, marketing automation
1mo
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Senior Full Stack Developer
Nashua or New Hampshire
$97k-$165k/yr HybridFull Time
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
2w
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Principal Software Engineer/Developer
Merrimack, New Hampshire, United States
OnsiteFull Time
3+ YOEBachelor's degree plus 5 years or master's degree plus 3 years of software engineering experience; expertise in Java, Spring Boot, Angular, cloud applications, APIs, databases, CI/CD, and DevOps tools.
Java, Spring Boot, Angular, Node.js, JIRA, SQL, NoSQL, Snowflake, CloudFormation, Jenkins, Shell Scripting, Datadog, Splunk, Git, uDeploy, Sonar
2mo
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Senior Software Engineer
Merrimack or Smithfield
OnsiteFull Time
Senior software engineer with RESTful APIs, JavaScript frameworks, databases, SDLC, CI/CD, mentoring, and strong OO design.
JavaScript, Angular, AngularJS, Backbone.js, React.js, CSS3
1mo
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Senior Software Engineer
Andover or Boston or New York or Chicago or Menlo Park or Manchester or London or Tokyo
$140k/yr OnsiteFull Time
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.
Javascript, Node.js, Python, PostgreSQL, MySQL, AWS, AI-assisted development tools, NetSuite APIs, APIs
1mo
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AI Software Developer
Grand Rapids or Denver or Chicago or Massachusetts or New Hampshire or New York or North Carolina or Oregon or Texas or Utah or Vermont or Virginia or United States or Canada
$120k-$160k/yr RemoteFull Time
3+ YOE3+ years professional software development; experience with Claude Code and Anthropic API; strong TypeScript and React; knowledge of prompt engineering, REST APIs, async patterns; ability to review AI-generated code and write tests.
Claude Code, Anthropic API, TypeScript, React, REST APIs
1mo
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Data Integration Software Engineer
Boston or Portsmouth or Plano or Indianapolis or Columbus or United States
HybridFull Time
3+ YOE3+ years data integration engineering experience, 1+ year with AWS (Lambda, S3, Glue, Redshift). Strong SQL, Python, ETL, APIs, CI/CD familiarity, agile experience, effective communication, and US work authorization without employer sponsorship.
AWS Lambda, Amazon S3, AWS Glue, Amazon Redshift, SQL, Python, APIs, CI/CD, ETL
1mo
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Staff Software Engineer
United States or Tempe or Santa Clara or San Francisco or Los Angeles or Austin or Washington or New York City or Seattle or Kirkland or Alaska or Mississippi or North Dakota or United States Virgin Islands or California or Hawaii or Illinois or Massachusetts or New Hampshire or Oregon or Virginia
$140k-$273k/yr RemoteFull Time
Strong backend engineering with Node.js/TypeScript, scalable API design, AWS experience, React/Next.js, distributed systems, CI/CD (GitHub Actions), testing, and platform-level architecture and on-call ownership.
Node.js, TypeScript, REST, AWS, ECS, Fargate, DynamoDB, RDS, Aurora, IAM, React, Next.js, GitHub Actions, ServiceNow, CMDB, CDK, Terraform, CloudFormation, Vault, LLM
4d
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Data Platforms Software Engineer
Portsmouth or Boston or Indianapolis or Plano or Columbus
$83k-$154k/yr HybridFull Time
3+ YOEBachelor's degree or equivalent experience; 3+ years of full-stack engineering experience; React, TypeScript, JavaScript, Node.js, cloud, REST APIs, CI/CD, and Agile experience.
React, TypeScript, JavaScript, Node.js, AWS, Amazon S3, Cloud Foundry, GitHub, GitHub Actions, Snowflake, dbt, Apache Airflow, REST, CI/CD, DevOps, Scrum, Kanban, Extreme Programming (XP)
1mo
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Sr Engineer, Business Systems
California or Colorado or Florida or Georgia or Illinois or Maryland or Minnesota or North Carolina or New York or Ohio or Oklahoma or Pennsylvania or Tennessee or Texas or Virginia or Washington or West Virginia or Arizona or Delaware or Kentucky or Michigan or New Hampshire or Nevada
$88k-$110k/yr RemoteFull Time
5+ YOE5+ years supporting enterprise business systems with strong Salesforce Sales Cloud/Service Cloud experience, Apex and automation, API integrations, troubleshooting, and focus on usability and documentation.
Salesforce Sales Cloud, Salesforce Service Cloud, Apex, APIs
1mo
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Software Engineer - Integrations
Manchester or Canada or United Kingdom or Alabama or Arizona or California or Colorado or Connecticut or District of Columbia or Florida or Georgia or Iowa or Idaho or Illinois or Indiana or Kansas or Massachusetts or Maryland or Maine or Michigan or Minnesota or Missouri or North Carolina or Nebraska or New Hampshire or New Jersey or New Mexico or New York or Ohio or Oklahoma or Oregon or Pennsylvania or South Carolina or Tennessee or Texas or Utah or Virginia or Vermont or Washington or Wisconsin or West Virginia
£50k-£80k/yr HybridFull Time
3+ YOE3+ years backend software engineering with distributed systems and integrations; experience designing/operating APIs, webhooks or messaging systems; familiarity with Java, TypeScript/JavaScript, REST, SQL/MySQL; strong communication skills; must be authorized to work in the hiring country.
Java, TypeScript, JavaScript, REST, SQL, MySQL, CI/CD, Claude Code Enterprise
1mo
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Full Stack Engineer
Durham or Merrimack or Boston
$70-$110/hr OnsiteFull Time
8+ YOE8+ years Java/Spring experience, strong distributed systems and API skills, CI/CD and container experience, AWS knowledge, degree in CS/Engineering, strong problem solving and mentoring ability.
Java, Spring MVC, Spring, Springboot, Web Services, SOAP, REST, Jest, Jasmine, Docker, Jenkins, artifactory, uDeploy, GitHub, AWS
1w
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Principal Software Development Engineer
Wellesley or Hartford or New York City or Arkansas or Vermont or Connecticut or Georgia or Texas or Minnesota or Michigan or Maine or Wisconsin or New York or District of Columbia or Kansas or Indiana or New Jersey or Nebraska or Rhode Island or Louisiana or Tennessee or Kentucky or Mississippi or Ohio or Oklahoma or West Virginia or Massachusetts or Maryland or South Carolina or Alabama or Missouri or Virginia or Illinois or North Carolina or Florida or New Hampshire or Delaware
$144k-$288k/yr HybridFull Time
10+ YOE10+ years software experience, 7+ years leading enterprise solution design, cloud-native microservices on GCP, Java/Python/Node.js, API design, strong communication and stakeholder skills.
Java, Python, Node.js, Angular, ReactJS, Google Cloud Platform (GCP), REST, APIs, CI/CD, SAFe
1w
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Data Engineer (Microsoft Fabric)
Alabama or Arizona or Connecticut or Florida or Georgia or Hawaii or Iowa or Illinois or Indiana or Kentucky or Louisiana or Maryland or Massachusetts or Michigan or Minnesota or Missouri or Montana or North Carolina or Nebraska or New Hampshire or New Jersey or Nevada or Ohio or Oregon or Pennsylvania or Rhode Island or Tennessee or Texas or Virginia or Washington or Wisconsin or Wyoming
RemoteFull Time
2+ YOE2+ years data engineering experience with Microsoft Fabric, Azure Synapse, or Databricks; strong SQL and Python; experience building ETL/ELT pipelines, data modeling, API integrations (C# preferred), and working in Agile teams.
Microsoft Fabric, Azure Synapse, Azure Databricks, C#, SQL, Python, Azure OpenAI, Claude, Cursor
1mo
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Staff Engineer - Full Time - Remote
Illinois or Idaho or Wyoming or West Virginia or Wisconsin or Washington or Virginia or Utah or Texas or Tennessee or South Dakota or South Carolina or Pennsylvania or Oregon or Oklahoma or Ohio or New York or Nevada or New Mexico or New Jersey or New Hampshire or Nebraska or North Carolina or Mississippi or Missouri or Minnesota or Michigan or Maine or Maryland or Massachusetts or Louisiana or Kentucky or Kansas or Indiana or Iowa or Georgia or Florida or Delaware or District of Columbia or Colorado or California or Arizona or Arkansas or Alabama or Atlanta
$121k-$162k/yr RemoteFull Time
10+ YOE10+ years software engineering experience; Bachelor\u0002s in CS or equivalent; leadership across teams; strong distributed systems, APIs, cloud, and modern architecture experience; Agile background; mentoring and strong communication skills.
AWS, Azure, Kubernetes, CI/CD, observability platforms, Infrastructure as Code
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