219 api engineer jobs at 116 companies in Gardner, MA
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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
2d
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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
1w
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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
1w
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Senior Quality Engineer
Concord, Massachusetts, United States
HybridFull Time
5+ YOE5+ years experience in quality engineering, strong knowledge of CI/CD, version control, APIs, quality metrics, and applying AI tools to quality workflows; strong communication and cross-team leadership.
CI/CD, version control, APIs, GDS
5d
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GTM Engineer
Concord or United States
$130k-$150k/yr RemoteFull Time
3+ YOE3+ years experience in revenue/marketing/sales operations or GTM systems; strong Salesforce data/ integration experience; hands-on with Clay, ZoomInfo, Apollo, Outreach, Zapier/Workato, Snowflake; basic SQL and API experience; experience with AI-enabled tools.
HubSpot, Outreach, Apollo, ZoomInfo, Clay, Snowflake, Zapier, Salesforce, ChatGPT Enterprise, Claude, Workato, SQL, APIs
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Senior Electrical Engineer
Ayer, Massachusetts, United States
$82k-$141k/yr OnsiteFull Time
7+ YOEBS in Engineering, 7+ years electrical design/project engineering and software development experience; proficiency with C/C++, C#, Python, RESTful APIs, industrial network protocols, PLC/ladder logic, AutoCAD Electrical; strong communication and troubleshooting skills.
C, C++, C#, Python, RESTful APIs, AutoCAD Electrical, Visual Studio, .NET, IoT, Ethernet/IP, Modbus TCP, CAN Bus, DeviceNet, Ladder logic, Microsoft Office
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Senior Electrical Engineer
Woburn or Billerica
$125k-$160k/yr OnsiteFull Time
5+ YOEBachelors in electrical or related field required; 5+ years designing and maintaining control systems; 3+ years PLC/HMI experience; experience with PLC protocols (RS-232, RS-485, Ethernet, SNMP, REST API), schematics, PID control, and firmware/PCBA work.
PLM software, MRP software, Oracle Cloud, PLC, HMI, PCBA, Mixed Signal Oscilloscope, DVM, RS-232, RS-485, Ethernet, SNMP, REST API, PID
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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
3w
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Sr Platform Engineer
Milford, Massachusetts, United States
$113k-$188k/yr OnsiteFull Time
5+ YOE5+ years platform or data engineering experience, Celonis and cloud integration expertise, Python/SQL proficiency, experience with enterprise integrations (SAP, Salesforce, ServiceNow), and strong communication skills.
Celonis, Python, SQL, APIs, Azure, SAP, Salesforce, ServiceNow, SuccessFactors, Vertica SQL, PyCelonis, PQL, MLWB, RPA, GitHub, CI/CD, OCPM, OCDM
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Senior Software Systems Engineer
Marlborough, Massachusetts, United States
$111k-$150k/yr HybridFull Time
4+ YOEBS/MS in engineering or CS, 4+ years software engineering experience, embedded/connected device experience, systems-level debugging, cross-layer software expertise, authorized to work in the U.S.
Bluetooth Low Energy (BLE), IoT, iOS, Android, Flutter, Git, CI/CD, C/C++, APIs
3mo
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Backend Engineer
Somerville, Massachusetts, United States
$140k-$170k/yr OnsiteFull Time
Strong object-oriented Python; API design in production; collaborate in engineering; build and scale systems; improve reliability and performance.
Python, APIs, Object-Oriented Programming
1w
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Software Engineer
Lexington, Massachusetts, United States
$135k-$145k/yr OnsiteFull Time
8+ YOEActive Secret clearance required; 6–8+ years software experience depending on degree; proficiency in Java/Python/C++/C#/JavaScript, RESTful APIs, CI/CD and software-development principles.
Java, Python, C++, C#, JavaScript, RESTful APIs, Git, Maven, Gradle, Jenkins, GitLab CI, Linux, Windows, Spring, JEE, SQL, Docker, Kubernetes, OpenShift, JUnit, Mockito, Selenium, Cucumber
3mo
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Senior Engineer, AI and Automation
Cambridge, Massachusetts, United States
$128k-$176k/yr HybridFull Time
5+ YOE5+ years technical delivery; 4+ years software and automation; cloud and AI infra; LLM APIs; DevOps/MLOps; strong communication.
AWS, Python, LLM APIs, MLOps, Zapier, Workato, NLP, ERP/HRIS integrations, Coupa, NetSuite, Slack, M365, Make, vector databases, RAG architectures
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R&D Engineer II - Job ID 18044
Waltham, Massachusetts, United States
HybridFull Time
2+ YOEMaster's in CS/Software Engineering or Bachelor's plus 2 years; experience with RESTful APIs, relational and NoSQL databases, AWS (serverless, S3, SQS, CloudWatch), and Docker.
RESTful APIs, NoSQL databases, relational databases, AWS, S3, SQS, CloudWatch, Docker
3w
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Staff Fullstack Engineer
Somerville, Massachusetts, United States
$140k-$170k/yr HybridFull Time
Strong object-oriented Python experience, backend API and distributed systems expertise, fullstack experience with backend focus, history shipping production systems and greenfield products.
Python, React
1w
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Staff Engineer, OT Security
Cambridge, Massachusetts, United States
$140k-$187k/yr OnsiteFull Time
Hands-on OT security engineering experience; design and operate segmentation, identity, privileged access, detection, response, and lifecycle controls for lab and automation environments.
Claroty, Tenable OT, Dragos, Nozomi Networks, CyberArk, Delinea, HashiCorp Vault, Python, PowerShell, APIs, IEC 62443, NIST SP 800-82, NIST CSF, 21 CFR Part 11, ISO 9001, TLS/mTLS, PKI
3w
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Design Automation Engineer, Architectural Design and BIM
Boston or Andover
HybridFull Time
3+ YOEBachelor's in architecture or engineering or equivalent,3+ years design/CAD/BIM automation experience,Revit integrations,Dynamo/pyRevit,Python or TypeScript,API integration,parametric design,and rapid prototyping with coding agents.
Revit, Dynamo, pyRevit, Autodesk Platform Services, Autodesk Build, Python, TypeScript
1mo
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Senior Principal Software Engineer/Architect
Lowell or Atlanta or Alpharetta or Sunrise or United States
$207k-$298k/yr HybridFull Time
12+ YOE~12+ years engineering experience designing SaaS multi-tenant systems, AI/ML (LLM) productionization, M&A technical diligence and cloud/SRE expertise; strong communication and architectural leadership.
Kubernetes, AWS, GCP, Azure, CI/CD, MLOps, LLM, ETL/ELT, feature store, API
5d
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Principal Software Engineer - Revenue Hub
Cambridge, Massachusetts, United States
$266k-$426k/yr RemoteFull Time
Proven experience building and scaling distributed systems, strong API and platform design, background in financial or high-integrity data flows, familiarity with agentic systems, and ability to align cross-functional teams.
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
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