42 backend software engineer jobs at 25 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.
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
Senior Backend Software Engineer - Global Commercial Services Technology
Seattle or Phoenix or New York or Washington or Sunrise or Richmond
$123k-$215k/yrHybridFull Time
American ExpressNYSE: AXP: Global financial services and credit card payment network.
5+ YOE5+ years backend engineering experience; bachelor’s in CS or related; hands-on Golang, AWS, distributed systems, Kafka, CockroachDB, Camunda/Temporal, Datadog; strong communication and mentoring skills; US work eligibility required.
Essen Health Care: Provides multispecialty medical care and home-based healthcare services.
7+ YOE7+ years software engineering; principal-level impact; designed and operated large-scale distributed systems; strong backend; healthcare experience a plus.
The HartfordNYSE: HIG: Provides business and personal insurance, group benefits, and investments.
2+ YOE2+ years software engineering experience; strong backend development with Java/Spring Boot, ArcGIS platform experience, Oracle geodatabases, Python, AWS, RESTful API design, and ability to work hybrid in Hartford, CT. Must be authorized to work in the US without sponsorship.
Ramsey Theory Group: Technology holding firm developing enterprise software, AI, and cybersecurity platforms.
5+ YOE5+ years of professional software engineering; strong frontend with Next.js/React; backend with Django; full-stack feature delivery; familiarity with Celery/Redis; Docker; Kubernetes; GitLab CI/CD; focus on scalability and maintainability.
UberNYSE: UBER: A technology platform for transportation, delivery, and freight.
8+ YOEBachelor's in CS or equivalent, 8+ years engineering experience, strong leadership and system design skills, experience with high-scale backend systems, excellent cross-functional collaboration and problem-solving.
Castleton Commodities International: Invests in and manages global energy and commodity assets.
2+ YOEBachelor's or Master's in CS/STEM, 2+ years software engineering experience, strong CS fundamentals, backend Python proficiency, front-end experience (React/Angular/TypeScript) preferred, cloud (AWS) and data warehousing (Snowflake) familiarity, Linux and CI/CD experience, strong communication.
7+ YOE7+ years Java software development experience, Bachelor's in Computer Science or equivalent, strong backend/REST and microservices skills, experience with Spring/Spring Boot and Python frameworks, SQL/NoSQL and cloud (AWS/Azure), authorized to work in the US.
Senior Software Engineer - Confluent Applied AI for DevProd
Poughkeepsie or Lowell or Rochester or Tucson or Research Triangle Park or Armonk or Boston or Bellevue or Atlanta or San Jose or Dallas or Austin or San Francisco or Seattle
$111k-$207k/yrHybridFull Time
IBMNew York Stock Exchange: IBM: Global technology providing enterprise software, cloud, and consulting.
Experience building backend production systems, proficiency in Java/Go/Python, cloud-native and Kubernetes experience, LLM application to engineering workflows, EMR not mentioned, strong testing and product mindset, collaborative skills.
The Walt Disney CompanyNYSE: DIS: Produces movies, operates theme parks, and provides streaming services.
3+ YOEBachelor's degree or equivalent, 3+ years building backend systems/APIs in Java (Spring Boot preferred). Experience with AWS, monitoring/observability, CI/CD, Git, team on-call rotations, and scalable distributed systems.
Java, Spring Boot, AWS, ECS, Lambda, CloudFront, S3, DataDog, New Relic, CloudWatch, CI/CD, Git, TeamCity, Jenkins, Cursor, Claude Code, Angular, HAProxy, Varnish, CDN, REST APIs
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
6+ YOEBachelor's in Computer Science, 6+ years experience, proficiency in Java/Python/JS/TS, web/backend development, databases, cloud platforms, Kubernetes, and strong communication and problem-solving skills.
United States or New York City or Palm Beach or Los Angeles or Miami or Greenwich or Westchester County or The Hamptons or San Francisco or Manhattan
$190k-$250k/yrRemoteFull Time
Atria Health Institute: Membership-based concierge practice providing preventive, precision-based medical care.
4+ YOE4+ years building and operating LLM-powered production ML systems, strong Python, backend framework experience (FastAPI/Flask), LLM orchestration and retrieval design, Snowflake/dbt/Dagster/Airflow familiarity, evaluation systems, HIPAA/PHI knowledge, and strong written communication.