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116 api engineer jobs at 64 companies in Waterbury, CT

1w
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AVP, API Engineer
Alpharetta or Charlotte or Stamford
$115k-$200k/yr RemoteFull Time
Synchrony
SynchronyNYSE: SYF: Provides consumer credit products and private label retail cards.
6+ YOE8+ years software engineering experience (or HS+10yrs), 6+ years application development, Spring Boot/Spring Cloud, microservices, API design, CI/CD, cloud/PCF, strong problem-solving and communication skills.
SAFe, PCF, Cloud Native Application Architecture, Microservices, J2EE, Spring Boot, Spring Cloud, Spring Java, RESTful APIs, SOAP, Jenkins, Bitbucket, uDeploy, Splunk, MySQL, SQL, Gemfire, JSON, XML, GitHub Copilot
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1mo
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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
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4d
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Full Stack Developer (.NET API) - Senior Software Engineer
Stamford, Connecticut, United States
OnsiteFull Time
Information Services Group
Information Services GroupNASDAQ: III: Provides technology research and advisory services for digital transformation.
6+ YOEBachelor's in computer science or related field, 6+ years full-stack experience with .NET Core API, Angular and SQL Server, strong C#/Web API and front-end (HTML/CSS/JavaScript) skills, REST API experience, communication and leadership abilities.
Angular, .NET Core, SQL Server, C#, Web API, HTML, CSS, JavaScript, Microsoft Azure, Git
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1mo
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Agentic Solutions Engineer
Shelton, Connecticut, United States
HybridFull Time
BMG360
BMG360: Performance-focused marketing agency driving client growth.
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).
Model Context Protocol (MCP), REST, GraphQL, Python, TypeScript, JavaScript, Django, Django REST Framework (DRF), React, React-Admin, FastAPI, Celery, Temporal, Pydantic, httpx, pytest, Node.js, PostgreSQL, Snowflake, WebSockets, SSE, OAuth2, JWT, OpenAPI, Swagger, Redoc, AWS, GCP, Lambda, Cloud Run, S3, GCS, Docker, GitHub Actions, Flowise, LangChain, Claude, Anthropic, GA4, Meta, Google
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1mo
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Gen AI Infrastructure Engineer
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/yr HybridFull Time
Bessemer Trust
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.
AWS Bedrock, AgentCore, Lambda, API Gateway, AWS CDK, CloudFormation, Terraform, Bitbucket Pipelines, GitHub Actions, OIDC, IAM, VPC, CloudWatch, SSM, Secrets Manager, ECR, Neo4j, Neptune, Redis, Milvus, VectorDB
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3w
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Development Engineer Software
Danbury, Connecticut, United States
$105k-$120k/yr OnsiteFull Time
Belimo
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)
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3d
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Sr. Engineer, Salesforce
Stamford, Connecticut, United States
$95k-$125k/yr RemoteFull Time
Lovesac
LovesacNASDAQ: LOVE: Designs and sells modular furniture including sectionals and beanbags.
5+ YOEBachelor's in IT/CS/Engineering,5+ years Salesforce experience,experience with Data Cloud/Sales/Service/Marketing Clouds,Flow,Apex,LWC,APIs,integration and Agile experience;ability to travel;US residency required.
Flows, Apex, Lightning Web Components, Data Cloud, Sales Cloud, Service Cloud, Marketing Cloud, APIs, Agile/Scrum
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2mo
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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
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1mo
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AI Security Engineer
Norwalk or Phoenix
$134k-$171k/yr RemoteFull Time
Miller Electric Company
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.
CI/CD, APIs, DLP, RAG
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2mo
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AI Validation Engineer, Macro Technology
New York or Stamford
$140k-$200k/yr OnsiteFull Time
Point72
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.
Playwright, SQL, APIs, Logs
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1mo
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Engineer
Shelton, Connecticut, United States
$103k-$128k/yr OnsiteFull Time
Subway
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.
JavaScript, Node.js, ReactJS, React Native, REST APIs, CI/CD
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3w
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Sr Software Engineer
Hartford or St. Paul
$139k-$230k/yr HybridFull Time
Travelers
TravelersNYSE: TRV: Provide property and casualty insurance for individuals and businesses.
6+ YOEBachelor's in CS or STEM, 6+ years software engineering, leadership experience, cloud and API development experience, proficiency with CI/CD, observability, databases, and automated testing.
Claude, GitHub Co-Pilot, AWS (Serverless/EKS), AWS CDK, Terraform, React.js, Node.js, JavaScript, TypeScript, Python, Kafka, DB2, MySQL, PostgreSQL, MongoDB, DynamoDB, Dynatrace, ELK, OpenTelemetry, NUnit, XUnit, Moq, Jest, Cypress, Git, GitHub, CloudBees Jenkins, Jenkins Open Source, Microsoft Azure, Microsoft Azure DevOps, OAuth 2.0, OpenID Connect (OIDC), Jira, Rally
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2w
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Senior Financial Data & Analytics Engineer
Stony Brook, New York, United States
$110k-$120k/yr OnsiteFull Time
Stony Brook University
Stony Brook University: Provides public higher education, medical research, and healthcare services.
5+ YOEBachelor's in related field,5+ years in data/data engineering or financial analytics in healthcare or enterprise,experience with SQL,data warehouse design,ETL/ELT,API integration,Tableau,and healthcare financial metrics.
SQL, PeopleSoft, Tableau, Snowflake, Databricks, Azure, AWS, Python, R, Power BI, Excel, API
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2w
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Senior Sales Engineer - Enterprise
Boston or Charlotte or Hartford or New Haven or New York or Raleigh or United States
$194k-$291k/yr HybridFull Time
Amplitude
AmplitudeNasdaq: AMPL: Develops digital analytics software for tracking customer product behavior.
5+ YOE5+ years in software pre-sales, hands-on SQL and technical skills (Python, APIs, R), track record closing enterprise deals, strong communication and business acumen.
Python, SQL, APIs, R, Google Analytics 4, Adobe Analytics, Mixpanel, Tableau, Looker, Power BI
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1w
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Senior Data Engineer – Databricks & AWS
Hartford, Connecticut, United States
$100k-$155k/yr OnsiteFull Time
Cognizant
CognizantNASDAQ: CTSH: Provides IT consulting and technology services to global enterprises.
Strong hands-on experience with Databricks, AWS (Lambda, Step Functions), Snowflake, DBT, medallion architecture, data modeling, governance, APIs, and leadership/mentorship skills.
Databricks, AWS Lambda, AWS Step Functions, Snowflake, DBT, APIs
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3w
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Dataiku Developer
Stamford, Connecticut, United States
$100k-$130k/yr OnsiteFull Time
Tata Consultancy Services
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
8+ YOE8+ years in data architecture/engineering with strong Dataiku (DSS), Azure data stack, Python and SQL skills; experience designing production data pipelines, ETL/ELT, data modeling, API integrations, and mentoring teams.
Dataiku (DSS), SQL, Python, Azure Data Factory, Azure Synapse, Azure SQL, Data Lake
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3d
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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
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1mo
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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
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1mo
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AI Agent Engineer
Stamford, Connecticut, United States
$140k-$180k/yr HybridFull Time
Valitana
Valitana: SaaS platform for institutional investment analytics and management.
3+ YOE3+ years software development experience with Python, hands-on LLM API experience (Anthropic/OpenAI), prompt/context engineering, multi-agent orchestration, security-first mindset, prototyping and production experience, and a bachelor's in a related field.
Python, Anthropic, OpenAI, C#, Angular, SQL Server, Markdown, MCP servers, LLM
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1mo
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Principal Software Engineer
Warsaw or Fridley or Mounds View or Brooklyn Park or Fort Worth or North Haven or Jacksonville or Boston or Lafayette
$153k-$229k/yr OnsiteFull Time
Medtronic
MedtronicNYSE: MDT: Developing and manufacturing medical technologies and therapies globally.
5+ YOEBachelor's + 7+ years software engineering or advanced degree + 5+ years; experience designing, developing, testing and deploying scalable, reliable software for manufacturing; leadership, mentoring, and cross-functional collaboration.
Ignition, deviseWISE, Azure, AWS, Docker, Kubernetes, Jenkins, Terraform, React, Angular, Node.js, ASP.NET, HTML5, CSS3, WebAPI, Microservices Architecture, Test-Driven Development, Agile & Scrum, CI/CD Pipelines, RESTful API Design, Java, C++, NET, Scala, Lua, Python, SQL
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