200 api developer jobs at 119 companies in Gardner, MA

1mo
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API Security Engineer
Cambridge, Massachusetts, United States
$146k-$234k/yr HybridFull Time
Moderna
ModernaNasdaq: MRNA: Develops and manufactures messenger RNA medicines and vaccines.
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
2d
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Solutions Engineer II- API
Somerville or Galway or Bath or Wroclaw or Bangalore
$138k-$143k/yr HybridFull Time
SmartBear
SmartBear: Provides software development, testing, and quality assurance tools.
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
1w
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Senior Technical Marketing Engineer- API Security
Cambridge, Massachusetts, United States
$120k-$215k/yr OnsiteFull Time
Akamai
AkamaiNASDAQ: AKAM: Provides content delivery, cybersecurity, and cloud computing services globally.
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
3w
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Senior Salesforce Developer
Waltham or Rancho Dominguez or Bridgewater
$130k-$170k/yr OnsiteFull Time
Repligen
RepligenNASDAQ: RGEN: Develops and manufactures bioprocessing technologies for pharmaceutical drug production.
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
Nanobiosym
Nanobiosym: Portable nanotechnology platforms for rapid, real-time disease detection.
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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Senior Software Engineer
Andover or Boston or New York or Chicago or Menlo Park or Manchester or London or Tokyo
$140k/yr OnsiteFull Time
Alumni Ventures
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.
Javascript, Node.js, Python, PostgreSQL, MySQL, AWS, AI-assisted development tools, NetSuite APIs, APIs
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Principal Software Engineer/Developer
Merrimack, New Hampshire, United States
OnsiteFull Time
Fidelity Investments
Fidelity Investments: Provides investment management, retirement planning, and brokerage services.
3+ YOEDesign, develop, test, and maintain enterprise Java/Spring Boot applications and APIs; experience with cloud, CI/CD, observability, and mentoring; Bachelor's or Master's in related field with relevant experience.
Java, Spring Boot, Angular, Node JS, JIRA, SQL, NoSQL, Snowflake, CloudFormation, Jenkins, Shell Scripting, Datadog, Splunk, Git, uDeploy, Sonar, RESTful web services
2w
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Application Developer
Bedford, New Hampshire, United States
$45k-$55k/yr OnsiteFull Time
CS Contract Solutions
CS Contract Solutions: Telecommunications vendor providing fiber optic construction and maintenance services.
1+ YOEAssociate's or Bachelor's (or equivalent experience),1+ years development experience, knowledge of C#/.NET, TypeScript, Angular or React, SQL, REST APIs, Azure, Git, troubleshooting and support skills.
Angular, React, TypeScript, ESLint, Prettier, C#, .NET 8+, Python 3.11+, REST APIs, OpenAPI/Swagger, Microsoft Azure SQL, SQL Server, Entity Framework Core, Azure Cosmos DB (MongoDB API), Microsoft Azure, Docker, Microsoft Azure DevOps, CI/CD Pipelines, Azure Container Apps, Azure Container Registry, Azure Key Vault, Azure Blob Storage, Azure Application Insights, Microsoft Entra ID (Azure AD), SSO, OAuth 2.0, RBAC, GitHub Copilot, Claude Code, Git
3mo
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Senior Software Engineer, Product Integrations
Waltham, Massachusetts, United States
$130k-$200k/yr OnsiteFull Time
Starfish Storage
Starfish Storage: Provides metadata-driven software for managing large unstructured data collections.
5+ YOE5+ years software development; Linux; RESTful APIs; Python or Go; US work authorization; bachelor’s degree preferred; strong communication.
Python, Go, Linux, PostgreSQL, Jenkins, Ansible, REST API, AWS
1w
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AI Enablement Engineer- Developer Experience
Somerville, Massachusetts, United States
$130k-$180k/yr HybridFull Time
Tulip
Tulip: Provides a no-code platform for industrial frontline operations.
5+ YOE5+ years software engineering experience building developer-facing AI/LLM tools and internal platforms; strong TypeScript, API, AWS, CI/CD, and developer experience skills; bachelor's degree required.
TypeScript, RESTful services, MCP, AWS, CI/CD, LLMs, RAG
2w
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Full Stack Developer
North Andover, Massachusetts, United States
$100k-$120k/yr HybridFull Time
Reynolds and Reynolds
Reynolds and Reynolds: Provides software and services for automotive retailers.
3+ YOEBachelor's preferred, minimum 3 years experience; full-stack development with React or Angular, API development, RDBMS/SQL, OAuth/JWT, OWASP/security, and performance tuning.
Windows, Microsoft .NET, Linux, iOS, Android, React, Angular, OAuth, JWT, OWASP, SQL
3mo
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Backend Engineer
Somerville, Massachusetts, United States
$140k-$170k/yr OnsiteFull Time
Health Payment Systems
Health Payment Systems: Healthcare payments, provider network, and patient financing platform.
Strong object-oriented Python; API design in production; collaborate in engineering; build and scale systems; improve reliability and performance.
Python, APIs, Object-Oriented Programming
1mo
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Sr. Software Engineer - Analytics
Somerville, Massachusetts, United States
HybridFull Time
VIA
VIA: Provides secure decentralized identity and data privacy software solutions.
6+ YOE6+ years professional Java development; experience designing scalable systems and APIs; deep Elasticsearch knowledge; Bachelor's in a technical field; Kubernetes, NLP, and API security experience preferred.
Java, Elasticsearch, Kubernetes, NLP
2w
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Full Stack Developer
Arlington, Massachusetts, United States
$66k-$82k/yr HybridFull Time
Leader Bank
Leader Bank: Community bank providing personal and commercial banking and mortgage services.
1+ YOEBachelor’s degree or equivalent, 1+ years software development experience, proficiency with JavaScript/Vue.js, Python, RESTful APIs, relational databases, Git, and AWS services.
Vue.js, JavaScript, React, HTML, CSS, Python, PHP, RESTful APIs, PostgreSQL, MySQL, MariaDB, SQL, Git, AWS S3, AWS RDS, AWS Bedrock, CloudWatch, Lambda, CI/CD
2d
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Senior Software Integration Engineer
Wilmington, Massachusetts, United States
OnsiteFull Time
Rigaku
RigakuTokyo Stock Exchange: 268A: Manufacturer of X-ray based analytical and industrial instrumentation.
5+ YOEBachelor's or master's degree in computer science, computer engineering, or related field; 5–7 years of C/C++ programming, 3–5 years of Agile development, API and SaaS integration experience, and prior data acquisition systems experience.
C, C++, Azure, AWS, Google Cloud, Git, Atlassian, Salesforce, Microsoft Dynamics 365, HubSpot, NetSuite, SAP, ServiceNow, MuleSoft, Boomi, Azure Logic Apps, Azure Integration Services, Workato, Zapier Enterprise, Kafka, RabbitMQ, Azure Service Bus, AWS SQS, Docker, Kubernetes, OAuth2, OpenID Connect, SAML, API
1w
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Software Engineer
Andover, Massachusetts, United States
$105k-$135k/yr HybridFull Time
The Weather Company
The Weather Company: Provides weather data, forecasting insights, and digital advertising solutions.
1+ YOE1–5 years software development experience; proficiency in React and backend development (Go, Node.js, or .NET/C#); experience with MongoDB and SQL Server, REST APIs, Git workflows, AWS, and AI coding tools; strong problem-solving and communication.
React, Go, MongoDB, AWS, .NET/C#, SQL Server, Node.js, GitHub Copilot, Cursor, Claude, Git, Docker, Kubernetes, EC2, S3, Lambda, RDS, CloudWatch, LLM APIs
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Senior Software Engineer, iOS (On-site - Acton, MA)
Acton, Massachusetts, United States
$128k-$192k/yr OnsiteFull Time
Insulet
InsuletNasdaq: PODD: Manufactures wearable tubeless insulin pumps for diabetes care.
5+ YOEBachelor's degree,5+ years software development with 3+ years iOS,proficiency in Swift,CI/CD and Git,knowledge of Bluetooth/BLE and cloud APIs,experience with medical device regulations preferred.
Swift, TCA (The Composable Architecture Framework), Kotlin Multiplatform, Bluetooth, BLE, APIs, REST, OAuth 2.0, JSON, CI/CD, Git
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Temporary Computer Science Developer
Worcester, Massachusetts, United States
$22/hr HybridPart Time, Temporary
Worcester Polytechnic Institute
Worcester Polytechnic Institute: Private research university focused on science, engineering, and technology.
Experience with web development including server-side languages (PHP), LAMP stack, Angular, and REST APIs; Drupal familiarity and professional page design preferred.
PHP, LAMP, Angular, REST APIs, Drupal
2w
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Full Stack Developer
Arlington, Massachusetts, United States
$66k-$82k/yr HybridFull Time
Leader Bank
Leader Bank: Provides personal and business banking services and mortgage lending.
1+ YOEBachelor's or equivalent experience,1–2 years professional software development,experience with JavaScript,Vue.js,Python,RESTful APIs,relational databases,AWS,Git,CI/CD,and applied AI concepts.
Vue.js, JavaScript, Python, RESTful APIs, PostgreSQL, MySQL, MariaDB, Git, AWS S3, AWS RDS, AWS Lambda, AWS CloudWatch, AWS Bedrock, CI/CD, HTML, CSS, React, PHP, LLM
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
CVS Health
CVS HealthNYSE: CVS: Provides retail pharmacy, health insurance, and pharmacy benefit management services.
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