HiringCafe
Join our community

167 api developer jobs at 92 companies in Danbury, CT

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
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.
Node.js, Python, Elasticsearch, Redis
Help us #BeatIndeed & #BeatLinkedIn
2mo
Save
Mark Applied
Hide
Senior API Integration Quality Engineer – Healthcare
Bloomfield or Franklin
$53k-$93k/yr OnsiteFull Time
Cognizant
CognizantNASDAQ: CTSH: Provides IT consulting and technology services to global enterprises.
5+ YOE5+ years in end-to-end or integration quality engineering; strong API testing with Postman; HL7 FHIR expertise; REST API testing; Jira; Agile/SAFe.
Postman, Jira, HL7 FHIR, REST API, Playwright, CI/CD
Job PostingView all
1mo
Save
Mark Applied
Hide
Third Party API - Technical Lead
Hartford or Columbus or Charlotte or Chicago
$135k-$203k/yr HybridFull Time
The Hartford
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
Job PostingView all
1w
Save
Mark Applied
Hide
Technical Lead – API and Integration Development (Hybrid or Remote - Raleigh, NC)
Canton or Boston or Farmington or Raleigh
$124k-$164k/yr HybridFull Time
Intact Insurance Specialty Solutions
Intact Insurance Specialty SolutionsToronto Stock Exchange: IFC: Provides specialized property and casualty insurance and risk services.
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
Job PostingView all
3w
Save
Mark Applied
Hide
Middle Office Software Developer
Norwalk or Rowayton
$115k-$200k/yr OnsiteFull Time
Graham Capital Management
Graham Capital Management: Manages alternative investment funds using quantitative and discretionary macro strategies.
5+ YOEBachelor's in computer science, 5+ years software development in financial services, experience with C#, Windows and web frameworks, SQL Server, messaging/SOA/APIs, Agile and unit/integration testing.
C#, Windows Forms, WPF, ASP.NET MVC, Angular, JavaScript, Web API, SQL Server, MOM, SOA, APIs, Agile, Coding agents and AI-assisted development tools
Job PostingView all
3d
Save
Mark Applied
Hide
Web Application Developer
Poughkeepsie, New York, United States
$73k-$171k/yr OnsiteFull Time
Central Hudson Gas & Electric
Central Hudson Gas & Electric: Delivers electricity and natural gas to the Hudson Valley.
Bachelor's degree (or equivalent experience), experience in web application development with C#, ASP.NET MVC, REST API, HTML/CSS/JavaScript; strong problem-solving, communication, and on-call availability; valid driver’s license.
C#, ASP.NET MVC, REST API, HTML, CSS, JavaScript, VueJS, Bootstrap, SCSS, TypeScript, CI/CD, SAP OData Services, SAP S/4HANA, C4C, EPiServer CMS
Job PostingView all
1mo
Save
Mark Applied
Hide
Circle Lead Engineer (CLE) - Personal Insurance
Hartford, Connecticut, United States
$154k-$254k/yr HybridFull Time
Travelers
TravelersNYSE: TRV: Provide property and casualty insurance for individuals and businesses.
7+ YOE2+ Mgmt7+ years software development, 2+ years technical leadership, bachelor’s in CS or related STEM (or equivalent), proficiency in Python, JavaScript/TypeScript, React, AWS/CDK, Terraform, Jenkins, GitHub, API development, and AI/GenAI; strong communication and delivery skills.
Python, JavaScript, TypeScript, React, AWS, AWS CDK, Terraform, Jenkins, GitHub, API Development, AI/GenAI
Job PostingView all
1mo
Save
Mark Applied
Hide
Sr. Software Engineer (Hybrid)
Hartford or Charlotte or Short Hills
$123k-$157k/yr HybridFull Time
Selective Insurance
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.
C#, .NET, API development, SQL, Azure, Container Apps, API Management, App Gateway, Key Vault, App Services, Logic Apps, SQL MI, Infrastructure-as-Code, Bicep, ARM, Terraform, Angular, SAFe
Job PostingView all
2w
Save
Mark Applied
Hide
Application Developer
Bronx, New York, United States
$115k/yr OnsiteFull Time
City of New York
City of New York: Provides municipal services and administration for New York City.
5+ YOE5+ years .NET development experience with C#, web/client-server development, Microsoft Azure services, Oracle or Microsoft SQL Server, SDLC (Agile/Waterfall), and production support; bachelor’s degree preferred or equivalent experience.
Oracle, Microsoft SQL Server, C#, .NET, .NET (4.5), .NET (4.7), .NET (4.8), .NET Core, MVC, ADO.NET, Web Services, Web APIs, HTML5, CSS, JavaScript, jQuery, Bootstrap, WPF, MVVM, XAML, PHP, ASP, Python, Telerik UI, Node.js, React, Azure App Service, Azure Functions, Azure WebJobs, Azure Logic Apps, Azure Blob Storage, Microsoft Azure DevOps, Microsoft Active Directory, Microsoft SharePoint, Microsoft identity platform
Job PostingView all
3mo
Save
Mark Applied
Hide
Software Engineer, III
Englewood Cliffs, New Jersey, United States
RemoteFull Time
Blue Sage Solutions
Blue Sage Solutions: Provides cloud-based digital mortgage lending and servicing software platforms.
3+ YOE3+ years of experience in software development, with mortgage software domain, API integrations, and pricing engine work.
AWS, Azure, GCP, Docker, Lambda, Step Functions, SNS, SQS
Job PostingView all
3w
Save
Mark Applied
Hide
Full Stack Software Engineer
Hartford or Irving or New Jersey or Connecticut or United States
OnsiteFull Time
EXL
EXLNASDAQ: EXLS: Provides data analytics and digital operations solutions to businesses.
6+ YOE6+ years software development experience building enterprise web/cloud applications with React, TypeScript, Python (Django/Flask/FastAPI), API development, GCP/GKE, Kubernetes, CI/CD, PostgreSQL/MongoDB; Bachelor's degree in relevant field.
React, TypeScript, Django, Python, FastAPI, Spring Boot, OAuth, PostgreSQL, MongoDB, Kubernetes, CI/CD, RESTful, APIs, SQL, NoSQL, Google Cloud Platform (GCP), GKE, Azure, AWS, HTML5, CSS, JavaScript, jQuery, Bootstrap, Flask, Maven, Jenkins, Figma, BigQuery
Job PostingView all
2w
Save
Mark Applied
Hide
Sr. Software Engineer
Miami or Shelton
OnsiteFull Time
Subway
Subway: Operates a global chain of franchised quick-service sandwich restaurants.
5+ YOEBachelor's or equivalent experience, 5+ years production software development, strong with Node.js/TypeScript/Java/C#, serverless AWS (Lambda, API Gateway, DynamoDB, SQS/SNS), REST/GraphQL APIs, CI/CD and Git workflows, Terraform/IaC, and daily use of AI-assisted development tools (GitHub Copilot, Claude).
AWS Lambda, API Gateway, DynamoDB, SQS, SNS, Node.js, TypeScript, JavaScript, Java, C#, Terraform, GitHub, Azure DevOps, Dynatrace, OpenAPI, Swagger, GitHub Copilot, Claude, Git, GitHub Actions, Datadog, CloudWatch, Akamai, CloudFront, OAuth 2.0, OpenID Connect, AWS Cognito, React Native
Job PostingView all
2w
Save
Mark Applied
Hide
Software Engineer
New York City or Englewood Cliffs
$120k-$150k/yr HybridFull Time
Versant
VersantNasdaq: VSNT: Operates cable television networks and digital media entertainment platforms.
3+ YOE3+ years software development; backend (Java, Node.js, Python, Go), frontend (JavaScript/TypeScript, React/Vue/Angular), microservices and REST APIs, cloud (AWS/Azure), Git and CI/CD experience.
Java, Node.js, Python, Go, JavaScript, TypeScript, HTML, CSS, React, Vue, Angular, AWS, Azure, Git, GitHub Actions, Jenkins, Terraform, CloudFormation, Datadog, Prometheus, ELK
Job PostingView all
3w
Save
Mark Applied
Hide
Software Engineer II
Greenwich, Connecticut, United States
HybridFull Time
Interactive Brokers
Interactive BrokersNASDAQ: IBKR: Automated global electronic brokerage and trading services provider.
Experienced full-stack Java developer with Vert.x, Vue.js, Oracle SQL and RESTful API experience; familiarity with front-end technologies, CI/CD, and financial services systems.
Java, Vert.x, Vue.js, JavaScript, HTML5, CSS3, Oracle SQL, Perl, Python, RESTful API
Job PostingView all
1d
Save
Mark Applied
Hide
UI/Angular Developer
Hartford, Connecticut, United States
OnsiteFull Time
Infosys
InfosysNYSE: INFY: Provides IT consulting, software development, and business outsourcing services.
Experience in UI development with Angular and SQL; familiarity with ASP.Net/ASP.Net Web API preferred. Bachelor's degree or equivalent experience. Strong communication and problem-solving skills. Authorized to work in the US (no employer visa sponsorship).
Angular JS/Angular 1.x, Angular, ASP.Net, ASP.Net Web API, SQL
Job PostingView all
2mo
Save
Mark Applied
Hide
Sr. Software Engineer
Milford or Cocoa Beach or Orlando or Sioux Falls or Orlando or Jacksonville or Columbus or York Haven or Birmingham or Augusta or Nashville or Houston or Dallas or Albuquerque or Columbia or Milwaukee or McAllen or El Paso or San Antonio or Salt Lake City or Charlotte or Phoenix or Sunrise or Louisville or Sunrise
$150k-$175k/yr OnsiteFull Time
BeneLynk
BeneLynk: Provides social care advocacy and government benefit enrollment assistance.
8+ YOE8+ years software development; strong in C#/.NET; REST APIs; Azure; scalable SaaS; distributed teams; healthcare/regulatory context.
C#, NET, REST APIs, Azure, SQL, SaaS
Job PostingView all
2mo
Save
Mark Applied
Hide
Junior Software Engineer - Automation & Integration
Ridgefield, Connecticut, United States
OnsiteFull Time
Fletcher Development
Fletcher Development: Builds luxury custom homes and provides residential estate management services.
Backend development in .NET (C#) and Python; REST APIs; databases; payments security; AI tooling.
.NET (C#), Python, REST APIs, PostgreSQL, SQL Server, Stripe, QuickBooks API, OneSignal, Twilio, SendGrid, Copilot
Job PostingView all
3w
Save
Mark Applied
Hide
Senior Software Engineer
Stamford or New York City
$165k-$187k/yr HybridFull Time
Franklin Templeton
Franklin TempletonNYSE: BEN: Global investment firm providing asset and wealth management services.
Bachelor's in computer science (required), 7+ years programming experience preferred, advanced C#, SQL Server, Azure, Blazor, API and DevOps experience; strong communication and analytical skills; must be authorized to work in the U.S.
C#, SQL Server, Azure, Blazor, GIT, Windows, CI/CD, infrastructure-as-code, App Containers, Microservices, APIs
Job PostingView all
1d
Save
Mark Applied
Hide
Business Process Analyst, UiPath Developer - Associate/ Assistant Vice President
Greenwich or New York City
$100k-$150k/yr HybridFull Time
iCapital
iCapital: A global fintech platform for alternative investment marketplace access.
3+ YOEBachelor's degree and 3+ years in business process analysis or RPA development with UiPath, REFramework, SQL, API integrations, Python or .NET, enterprise platform exposure, and strong communication skills.
UiPath Studio, UiPath Orchestrator, UiPath Assistant, REFramework, SAP, Salesforce, ServiceNow, SQL, Excel, API, Python, VB.NET, C#, Git, Docker, JIRA, Confluence, REST, SOAP, Postman, Microsoft Power Platform, UiPath Process Mining, Celonis, AWS
Job PostingView all
1mo
Save
Mark Applied
Hide
Intern Conversion: Software Developer
Poughkeepsie or Lowell or Durham or Bellevue or San Jose or Dallas
$88k-$152k/yr HybridFull Time, Internship
IBM
IBMNew York Stock Exchange: IBM: Global technology providing enterprise software, cloud, and consulting.
Must be currently enrolled in a Bachelor’s or Master’s in Computer Science or related field, available for an in-person full-time co-op (Jan–Jun 2026). Familiarity with HTML, CSS, JavaScript, React/Angular/Vue, backend tech (Node.js/Java/Python/SQL), Git/IDEs, APIs, containers, and cloud platforms. Must be able to work without visa sponsorship.
HTML, CSS, JavaScript, React, Angular, Vue, Node.js, Java, Python, SQL, Git, IDEs, APIs, IBM Cloud, AWS, Microsoft Azure, Linux, Unix, GO, NodeJS, Eclipse, Microsoft Visual Studio Code, PostgreSQL, MySQL, Db2, Oracle, SQL Server, Jenkins, Puppeteer, Selenium, Playwright, Cypress, Travis, REST API
Job PostingView all
3d
Save
Mark Applied
Hide
AI Prompt Engineer
Hicksville, New York, United States
$120k-$180k/yr HybridFull Time
Nassau Candy
Nassau Candy: Manufactures and distributes specialty confections and gourmet food products.
5+ YOEBachelor's in a technical field or equivalent,5+ years in software/automation/integration,LLM production experience,Python and API development skills,enterprise integration and strong communication.
Python, NetSuite, Microsoft Copilot, OpenAI, Anthropic Claude, Google Gemini, Power Automate, Make, Zapier, n8n, SQL
Job PostingView all

Explore Jobs

Expand Your Job Search