172 api engineer jobs at 98 companies in Danbury, CT
🚀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.
The HartfordNYSE: HIG: Provides business and personal insurance, group benefits, and investments.
8+ YOE8+ years software engineering/integration/API experience, 3+ years as a technical lead/product owner, RESTful API design, API gateways and security (OAuth, JWT, mTLS), cloud (AWS preferred), SAFe Agile, AI familiarity, strong communication, US work authorization required.
API gateways, OAuth, JWT, mTLS, AWS, SAFe Agile, AI
OnMed: Providing virtual medical care through self-contained diagnostic clinic stations.
7+ YOEBachelor's in CS or related, 7+ years data engineering/architecture experience, deep Databricks and Microsoft Azure expertise, advanced SQL and Python, Azure Data Factory and Azure API Management, integration/API experience, US work eligibility; healthcare/regulatory knowledge preferred.
Databricks, Delta Lake, Databricks Unity Catalog, Microsoft Azure, Microsoft Azure Data Factory, Microsoft Azure API Management, Microsoft Azure Storage, Python, SQL, C#, HL7, FHIR, ETL, ELT, CI/CD
ResideoNYSE: REZI: Manufacturing and distributing home comfort and security solutions.
3+ YOE3+ years automation test development for embedded products; expertise in Java, Python or C++; experience with REST API/MQTT/Matter; strong analytical, communication, and troubleshooting skills.
3+ YOE3+ years backend/full-stack engineering with expert Python and strong TypeScript/React skills; experience building REST/GraphQL APIs, Django/DRF, Celery/Temporal, PostgreSQL, MCP protocol familiarity, and cloud (AWS/GCP).
RalliantNew York Stock Exchange: RAL: Sells precision instruments and sensors for diverse industrial sectors.
7+ YOEAssociate's or Bachelor's in Engineering (or equivalent experience),7+ years in engineering systems/CAD/PDM/PLM in manufacturing, SolidWorks and PDM administration experience, exposure to Altium/ECAD, workflow and data integration expertise.
Woodbridge or New York City or Atlanta or Boston or Chicago or Dallas or Delaware or Denver or Garden City or Cayman Islands or Greenwich or Houston or Los Angeles or Miami or Naples or Nevada or Palm Beach or San Diego or San Francisco or Seattle or Stuart or Washington
$160k-$200k/yrHybridFull Time
Bessemer Trust: Wealth management and family office services for affluent clients.
7+ YOE7+ years in DevOps/platform/cloud infrastructure engineering; strong AWS (IAM, CloudFormation, Lambda, API Gateway, VPC, CloudWatch, SSM, Secrets Manager, ECR); AWS CDK/CloudFormation/Terraform; CI/CD (Bitbucket/GitHub Actions, OIDC); container and datastore operations; security fundamentals.
Ralliant CorporationNYSE: RAL: Global provider of precision instruments, sensors, and monitoring solutions.
7+ YOE7+ years designing or administering CAD/PDM/PLM systems, defining NPI/ECO/configuration workflows, integrating MCAD/ECAD data, and driving engineering data governance across sites.
Folsom or Denver or Englewood or Minneapolis or St. Paul or Pennington or Woodcliff Lake or Olympia or Folsom or Portland or Harrisburg or Dallas or San Antonio or Austin or Phoenix or Columbia or Minneapolis or Saint Louis Park or Oregon or Portland or Pennington or Woodcliff Lake or Orlando or Harrisburg or Albany or Boulder or Portland or Denver or Englewood or Portland or Denver or Pennington or Woodcliff Lake or Harrisburg or Portland or Orlando
OnsiteMultiple Commitments Available
HDR: Global firm providing architecture, engineering, and environmental services.
1+ YOEBachelor’s degree or equivalent; 1+ year infra automation; scripting; APIs/REST; CI/CD; IaC; follow standards.
BelimoSIX Swiss Exchange: BEAN: Develops and manufactures control devices for HVAC systems.
5+ YOEBSc/MSc in CS/EE or related,5+ years leading embedded software projects,experience with RTOS,Matlab/Simulink,Redfish REST API and data center protocols,knowledge of OCP security standards.
RTOS, Matlab, Simulink, Redfish REST API, Open Compute Project (OCP)
Columbia University: A private Ivy League research university providing higher education.
4+ YOEBachelor's degree or equivalent, 4+ years related experience; hands-on experience with programming, APIs, data engineering, LLMs, prompt engineering, and enterprise AI solutions; strong communication and documentation skills.
Quorum Federal Credit Union: Member-owned organization providing online banking and consumer loan services.
5+ YOE5+ years software engineering with a focus on integrations and API development; .NET/C#; REST APIs; experience with iPaaS; Azure; security concepts like OAuth/TLS.
Selective InsuranceNASDAQ: SIGI: Provider of commercial and personal property and casualty insurance.
5+ YOE5+ years of experience designing and developing complex applications; Bachelor's preferred in CS/Engineering; strong .NET/C#, API, SQL; cloud, Azure, DevOps, and leadership skills.
Miller Electric Company: Provides electrical and technology infrastructure construction and maintenance services.
7+ YOE7+ years in cybersecurity/security engineering and architecture, 3+ years securing cloud platforms/APIs/CI/CD; working knowledge of AI/ML; experience with security monitoring, detection, and incident response; CISSP/CCSP/GIAC preferred.
Point72: Global multi-strategy asset management and investment advisory firm.
8+ YOE8+ years in trading tech, QA, validation, or software delivery; strong SQL/data analysis; Playwright or similar automation; AI tooling in delivery lifecycle; excellent communication; ethical standards.
Subway: Global restaurant chain specializing in made-to-order submarine sandwiches.
2+ YOE2–5 years software engineering experience; proficiency with JavaScript, Node.js, ReactJS, and React Native; knowledge of REST APIs, databases, OOP, and version control; strong problem-solving and collaboration skills; bachelor's degree or equivalent.
Finley: Embedded AI-powered financial intelligence platform for businesses.
3+ YOE3–7 years in sales/solutions/technical consulting; ability to build POCs, read/write code, and run technical demos; experience with REST APIs, webhooks, OAuth/SSO; fintech/HCM/banking/payroll background preferred.