756 api developer jobs at 406 companies in Massachusetts
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API Security Engineer
Cambridge, Massachusetts, United States
$146k-$234k/yr HybridFull Time
5+ YOE5+ years cybersecurity or application/platform security experience with hands-on API security, threat modeling, API risk assessment, and collaboration with engineering and platform teams.
API gateways, service meshes, reverse proxies, AI Gateway
1mo
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Java, Python, Kong. API gateway, Core Java
Boston, Massachusetts, United States
$90k-$110k/yr OnsiteFull Time
4+ YOE4+ years hands-on Java/Python and Kong API Gateway experience; API lifecycle, troubleshooting, production support, documentation, and stakeholder management skills.
Java, Python, Kong API Gateway, REST APIs, CI/CD, ITIL
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Software Engineer, Orders API
Boston, Massachusetts, United States
$133k-$213k/yr HybridFull Time
3+ YOE3+ years backend experience in Java/Kotlin, API design (REST/GraphQL), testing and production operations experience, distributed systems and databases proficiency.
Java, Kotlin, REST, GraphQL, DropWizard, AWS, DynamoDB, RDS, Lambda, Postgres, Apache Spark, Pulsar, RabbitMQ, Cursor, Claude, MCP servers
3w
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Solutions Engineer II- API
Somerville or Galway or Bath or Wroclaw or Bangalore
$138k-$143k/yr HybridFull Time
4+ YOERequires 4+ years in solutions engineering, sales engineering, technical consulting, software engineering, or customer-facing technical work; REST APIs, OpenAPI, enterprise demonstrations, proof of concepts, and cloud or DevOps knowledge.
OpenAPI, REST APIs, CI/CD, DevOps, Swagger, TestComplete, Reflect, QMetry, Zephyr, Microsoft LinkedIn, X, Reddit
2mo
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Cloud & API Platforms Practice Lead (AVP)
St. Louis or Chicago or Boston or Houston or Dallas or Irvine or Minneapolis or Detroit or Alpharetta or New York City
$150k-$250k/yr OnsiteFull Time
10+ YOE5+ Mgmt10–15 years experience with 5+ years leading practices; expertise in Platform API and IBM Cloud solutions, hands-on consulting, GTM strategy, partner/channel relationships, AI delivery knowledge, and willingness to travel.
MuleSoft, Apigee, Boomi, Workato, TIBCO, Terraform, IBM Cloud
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Senior Technical Marketing Engineer- API Security
Cambridge, Massachusetts, United States
$120k-$215k/yr OnsiteFull Time
8+ YOE8+ years hands-on technical experience; Bachelor's degree or equivalent; expertise in API security, WAAP, OWASP API Security Top 10, AI agents/LLM application security; ability to deploy, configure, and troubleshoot security/cloud infrastructure; strong communication and demo-building skills.
LLM, OWASP API Security Top 10, Linkedin Learning
2w
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Sr Software Developer
Milford, Massachusetts, United States
$117k-$195k/yr OnsiteFull Time
Extensive software development experience with C# and .NET, AWS, microservices, API development, agile delivery, complex feature design, and software engineering practices. Strong algorithms, data structures, and communication skills.
C#, .NET, Amazon Web Services, Microservices, API, Unit testing, TDD, CI/CD, SOLID, BDD, Cursor, Claude, Kubernetes, Docker, JavaScript, Angular, Jasmine, Datadog, GitHub, GitHub Actions, Gherkin, SpecFlow, Atlassian Jira, Confluence, OWASP, PKI, X509 Certificates, TLS
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Senior Salesforce Developer
Waltham or Rancho Dominguez or Bridgewater
$130k-$170k/yr OnsiteFull Time
7+ YOEBachelor's in a technical field,7+ years Salesforce development experience,Platform Developer I required; expertise in Apex,LWC,Visualforce,SOQL/SOSL,APIs and integrations; strong security, data modeling, and agile experience.
Salesforce, Sales Cloud, Service Cloud, Experience Cloud, Data Cloud, Salesforce CPQ, Apex, Lightning Web Components (LWC), Visualforce, SOQL, SOSL, APIs, REST, SOAP, KBMax, Xactly, SAP, Einstein, Agentforce, Agile, Scrum
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Software Engineer: Web Developer
Cambridge, Massachusetts, United States
$110k/yr OnsiteFull Time
Bachelor's degree in CS or related; strong HTML, CSS, JavaScript; experience with Vue, React or Angular; CMS knowledge (WordPress/Joomla); UI/UX and graphic design skills; REST API development; Agile and test-driven practices.
HTML, CSS, JavaScript, Vue, React, Angular, WordPress, Joomla, REST API, CI/CD, git, GitHub, GitLab, Jenkins
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Associate ServiceNow Developer
Boston or United States
$147k-$160k/yr RemoteFull Time
3+ YOEMaster's in CS or related + 3 years ServiceNow developer experience; proficiency with Scoped Applications, Flow Designer, IntegrationHub, Workflow Editor, AngularJS, JavaScript, GlideAjax, APIs, and debugging; strong communication skills.
ServiceNow, Datadog, Flow Designer, IntegrationHub, Workflow Editor, Scoped Applications, AngularJS, JavaScript, GlideAjax, ServiceNow Script Debugger, APIs, browser development tools
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Technical Lead – API and Integration Development (Hybrid or Remote - Raleigh, NC)
Canton or Boston or Farmington or Raleigh
$124k-$164k/yr HybridFull Time
9+ YOE2+ MgmtBachelor's/Master's in CS or related, 9+ years Java development (Spring Boot), 2+ years technical leadership, experience with Azure, Kafka/Messaging, Terraform, Docker/Kubernetes, OpenAPI; strong security and communication skills.
Java, Spring Boot, Auth0, Microsoft Azure, Azure Service Bus, Event Hub, Kafka, MQ, Terraform, Docker, Kubernetes, OpenAPI, Swagger
6d
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Mulesoft Developer
Albany or Arlington or Atlanta or Austin or Beaverton or Bentonville or Boston or Carmel or Charlotte or Chicago or Cincinnati or Cleveland or Columbus or Culver City or Denver or Des Moines or Detroit or Hartford or Houston or Irving or Kirkland or Miami or Milwaukee or Minneapolis or Morristown or Mountain View or Nashville or New York City or Oklahoma City or Overland Park or Philadelphia or Pittsburgh or Raleigh or Redmond or Sacramento or San Diego or San Francisco or Scottsdale or Seattle or St. Louis or St. Petersburg or Walnut Creek or United States
$54k-$196k/yr OnsiteFull Time
3+ YOERequires 3+ years software development, 2+ years API development and Git/Agile/testing, 1+ year MuleSoft development, MuleSoft Developer Level 1, and a bachelor's degree or equivalent experience.
Anypoint Platform, Anypoint Studio, Mule Runtime, DataWeave, MUnit, Git, SOAP, REST, XML, JSON, YAML, Anypoint MQ, API Manager, Anypoint Exchange, CloudHub, Salesforce, SAP, Workday, Oracle Cloud Applications, ServiceNow, CI/CD, AWS, Azure, Flex Gateway, Model Context Protocol (MCP), GenAI, HL7, FHIR, Boomi, Informatica, SnapLogic, Workato
1w
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Backend Engineer
Somerville, Massachusetts, United States
$140k-$170k/yr HybridFull Time
Strong object-oriented Python experience, production API design and development experience, effective engineering collaboration, and experience building greenfield systems and scaling existing products.
Python, APIs
1d
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Generative AI Developer
White Plains or Conyers or Roanoke or Charleston or Maitland or Kingsport or Schaumburg or Lihue or Albany or Denver or Missoula or Virginia Beach or Livonia or Greenville or Richmond or Fort Lauderdale or Thomaston or Frederick or Hibbing or Miami or Appleton or Jackson or Kailua-Kona or Ridgeland or Kokomo or Irvine or Newport or Polson or Lexington or Mobile or Fort Myers or Medford or Wilmington or Bethesda or Chattanooga or Kalispell or Macon or Tampa or Overland Park or Columbia or West Palm Beach or Ashburn or Phoenix or San Antonio or Austin or Yakima or Madras or Portland or Helena or Tallahassee or Delafield or New York City or San Ramon or Southborough or Boston or San Francisco or Nashville or Fargo or Boise or Scottsdale or Spokane or Eugene or Newnan or Thomasville or Westlake or Melville or Tequesta or Canonsburg or Philadelphia or Chicago or Dublin or Jacksonville or Los Angeles or Carrollton or Atlanta or Norwalk or Southfield or Milwaukee or King of Prussia or Bismarck or San Diego or Troy or Chagrin Falls or Washington or Wenatchee or High Point or Bonita Springs or Fremont or Hardinsburg or Irving or Simi Valley or New Iberia or Walla Walla or Winston-Salem or Red Bank or Lafayette or Raleigh or Palm Beach or Golden Valley or Urbandale or Memphis or Cookeville or Vero Beach or Baton Rouge or Providence
$83k-$125k/yr RemoteFull Time
10+ YOERequires 10+ years of technology experience, Python, AI application and agentic system development, LLM platforms, RAG, vector databases, APIs, observability, and governance in production environments.
Python, LangChain, LangGraph, DSPy, Anthropic, OpenAI, GPT-4, Claude, Pinecone, Milvus, CI/CD, API, RAG
2w
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Application Developer (Contractor Position)
Boston, Massachusetts, United States
$75/hr HybridContract
2+ YOEBachelor's degree or substitution, 2 years of application development experience, programming fundamentals, APIs, batch processing, databases, reporting, version control, ticketing systems, and Microsoft Office proficiency.
Application Programming Interfaces (APIs), SOAP, REST, Crystal Reports, Tableau, Microsoft Word, Microsoft Excel, Microsoft Outlook, Microsoft PowerPoint, Microsoft Teams, HASTUS, Trapeze FX, Trapeze OPS, Git, GitHub, C#, .NET, Python, PowerShell, Oracle, MS SQL, Windows, AWS, Azure, ServiceNow
3d
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Risk Engineer
London or New York City or Amsterdam or Stamford or Los Angeles or Boston or Tokyo or Milan or Texas or Maryland
OnsiteFull Time
3+ YOERequires 3–8 years in software engineering, quantitative development, or risk technology; strong Python, Java, SQL, APIs, databases, and data pipelines; and derivatives and risk analytics knowledge.
Python, Java, SQL, APIs, CI/CD
6d
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Mulesoft Developer
New York City or Milwaukee or Dallas or Columbus or Kirkland or Cincinnati or Cleveland or Oklahoma City or Austin or Albany or Chicago or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Mountain View or Scottsdale or San Francisco or Morristown or Denver or Boston or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Walnut Creek or Carmel or Seattle or Houston or Arlington or Atlanta or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$54k-$196k/yr OnsiteFull Time
3+ YOERequires 3+ years software development, 2+ years API development and Git/Agile/testing, 1+ year MuleSoft experience, MuleSoft Developer Level 1 certification, and a bachelor's degree or equivalent experience.
Anypoint Platform, Anypoint Studio, Mule Runtime, DataWeave, MUnit, Git, Java, XML, JSON, YAML, Anypoint MQ, API Manager, Anypoint Exchange, CloudHub, Salesforce, SAP, Workday, Oracle Cloud Applications, ServiceNow, AWS, Azure, Flex Gateway, Model Context Protocol (MCP), Boomi, Informatica, SnapLogic, Workato
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Developer Experience Engineer
Somerville, Massachusetts, United States
$130k-$180k/yr OnsiteFull Time
5+ YOERequires 5+ years of software engineering experience, AI/LLM and agentic solution expertise, TypeScript, API integration, AWS, CI/CD, AI safety, and developer tooling experience. Bachelor's degree or equivalent experience.
TypeScript, RESTful services, MCP, LLMs, AWS, CI/CD, RAG
2mo
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Senior Software Engineer
Pittsburgh or Boston or Toronto or Montreal
HybridFull Time
Experience with C#, backend development, web front-ends (React), cloud platforms (Azure preferred, AWS considered), CI/CD/DevOps, API design, and collaboration with product and data stakeholders.
C#, React, Azure, AWS, WinForms, Citrix, CI/CD, DevOps, APIs, LLM, AI
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Senior Software Engineer/Developer
Boston, Massachusetts, United States
$137k-$141k/yr OnsiteFull Time
3+ YOEBachelor’s degree and 3 years, or master’s degree and 1 year, in enterprise application and database development. Requires Java, Scala, REST APIs, Spring Boot, SQL, Kafka, testing, Agile, Jira, and GitHub.
JUnit, Mockito, Cucumber, Java, JavaScript, Selenium, Cypress, Scala, RESTful API, Spring Boot, Maven, SQL, PL/SQL, SQL Developer, Apache Kafka, Spring Kafka, Offset Explorer, Jira, Agile, Scrum, GitHub
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