50 senior full stack developer jobs at 19 companies in Plainfield, CT

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Senior Node.js Full Stack Developer
Southborough, Massachusetts, United States
$100k-$140k/yr OnsiteFull Time
nirvanaHealth
nirvanaHealth: Provide healthcare automation and pharmacy benefit management software solutions.
6+ YOE6+ years full-stack development experience with deep Node.js expertise; experience with Angular, JavaScript, SQL/NoSQL (MongoDB), AWS (S3, Lambda), CI/CD, RESTful APIs, unit/integration testing, security, and Agile processes. Bachelor's in CS/IT required.
Node.js, AWS, S3, Lambda, Angular, JavaScript, MongoDB, SQL, NoSQL, CI/CD, RESTful API, Python
4w
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Senior Full Stack Drupal Developer
Farmington, Connecticut, United States
$100k-$120k/yr OnsiteFull Time
Digital United
Digital United: Operates a collective of specialized digital marketing agencies.
4+ YOE4+ years full‑stack development with 4+ years Drupal (10/11) experience, Python and AWS Lambda proficiency, 2+ years AI development, cloud-native/AWS knowledge, strong technical leadership and communication.
Drupal 10, Drupal 11, Python, AWS Lambda, AWS, Salesforce, HubSpot, Constant Contact
4w
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Senior Full Stack Engineer
Framingham, Massachusetts, United States
$110k-$130k/yr HybridFull Time
Sincere
Sincere: Builds technology for celebrations and sharing digital memories
7+ YOE7+ years professional software development; experience across Ruby on Rails, TypeScript, React/Next.js, relational and NoSQL databases, cloud infrastructure (AWS), containerization, and AI-assisted tools; strong product and UX focus.
Ruby on Rails, TypeScript, React, Next.js, MySQL, Postgres, Redis, MongoDB, Sidekiq, OpenSearch, AWS, Docker, Claude Code, Codex, Datadog, Mixpanel, Terraform
1w
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Senior Full Stack .NET Developer
Hartford, Connecticut, United States
$68k-$132k/yr HybridFull Time
Cognizant
CognizantNasdaq: CTSH: Provides IT consulting and digital business process services.
5+ YOEBachelor's degree in CS/IT/Engineering, 5+ years software development experience, 5+ years .NET and Angular, AWS and Python experience, strong SDLC knowledge and communication skills.
.NET, Angular, AWS, Python, CI/CD, Docker, Kubernetes
2w
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Technical Lead – Full Stack Developer
Chicago or Hartford
$126k-$189k/yr HybridFull Time
The Hartford
The HartfordNYSE: HIG: Provides property and casualty insurance, group benefits, and wealth management.
7+ YOE7+ years full stack development experience with cloud migration; strong Java (Spring Boot), JavaScript/TypeScript, Python, AWS, SQL Server/Oracle, DevOps tool experience; Bachelor's degree required.
Java, Spring Boot, JavaScript, TypeScript, Python, Angular, React, AWS, Lambda, ECS, EKS, RDS, S3, IAM, SNS, SQS, EventBridge, SQL Server, Oracle, GitHub, Jenkins, Docker, Terraform, Rally, SonarQube, CloudFormation, CDK, OpenText, SmartCOMM, Quadient, GitHub Copilot, REST, SOAP
2w
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Senior Java Full Stack Developer – Python & Angular (Hybrid)
Westborough, Massachusetts, United States
$65k-$112k/yr HybridFull Time
Cognizant
CognizantNasdaq: CTSH: Provides global information technology and business process outsourcing services.
7+ YOE7+ years Java full-stack experience with Python and Angular, Oracle/PL/SQL, Git, Agile tools, test automation, and strong communication and critical thinking skills.
Java, Python, Angular, Oracle, PL/SQL, Git, JIRA, Zephyr Scale, Confluence, AI-assisted development tools
2w
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Senior Full Stack .NET Developer
Hartford, Connecticut, United States
$68k-$132k/yr HybridFull Time
Cognizant
CognizantNASDAQ: CTSH: Provides IT consulting and technology services to global enterprises.
5+ YOE5+ years professional experience with .NET and Angular, AWS and Python experience, bachelor's degree in CS/IT/Engineering, strong SDLC, problem-solving and communication skills.
.NET, Angular, AWS, Python, Docker, Kubernetes, CI/CD
1mo
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Senior Full Stack Engineer - Team Lead
Seattle or Chicago or Boston or Austin or Tampa or Philadelphia or Salt Lake City or Providence or Portland or Atlanta or Raleigh or Nashville or Columbus or Phoenix
RemoteFull Time
RxVantage
RxVantage: Software platform connecting healthcare providers with life science resources.
8+ YOE8+ years software engineering experience with React, TypeScript, Node.js, API design (GraphQL/REST), SQL/PostgreSQL, data pipelines, CI/CD, cloud (AWS) and team leadership.
React, TypeScript, GraphQL, REST, Node.js, SQL, PostgreSQL, Nx, Turborepo, Yarn Workspaces, Python, AWS, Jira, Confluence, Claude Code, React Native, Capacitor
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Senior Full Stack Engineer (Java/React)
Taunton, Massachusetts, United States
$130k-$138k/yr OnsiteFull Time
General Dynamics Mission Systems
General Dynamics Mission SystemsNYSE: GD: Engineers secure communication and mission-critical defense technology systems.
5+ YOEBachelor's in software engineering or related field,5+ years experience (or Master's +3),DoD Secret clearance and U.S. citizenship required,experience with Java/React,SQL/PostgreSQL,EM tools preferred.
SQL, PostgreSQL, Java, JavaBeans, JavaScript, React, Hibernate, Spring, WildFly, REST, RESTCONF, Material UI, SNMP, Public Key Infrastructure (PKI)
1mo
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Full Stack Engineer Manager
New York or Milwaukee or Dallas or Columbus or Kirkland or Cincinnati or Cleveland or Oklahoma City or Austin or Albany or Chicago or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Mountain View or Scottsdale or San Francisco or Morristown or Denver or Boston or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Walnut Creek or Carmel or Seattle or Houston or Arlington or Atlanta or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$80k-$294k/yr HybridFull Time
Accenture
AccentureNYSE: ACN: Global provider of management consulting and technology services.
8+ YOEBachelor's degree or equivalent experience; 8+ years Python; 2+ years platform engineering; 1+ year with two of Linux admin, Docker/Kubernetes, modern JavaScript framework or DevOps; 1+ year Terraform; strong communication and problem-solving.
Python, Linux, Docker, Kubernetes, React, NodeJS, Terraform, EC2, Lambda, EKS, Fargate
1mo
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Java Full Stack Engineer
Merrimack or Dallas or Smithfield
$90k-$157k/yr OnsiteFull Time
CGI
CGINYSE: GIB: Provides information technology and business consulting services.
7+ YOE7+ years Java/Spring Boot backend experience, Angular v17+, PL/SQL/Oracle/DB2, RESTful APIs, CI/CD (Jenkins/Git/uDeploy), Docker/Kubernetes, AWS (EKS/S3/Lambda), and strong problem-solving skills.
Java, Spring Boot, Angular, PL/SQL, Oracle, DB2, Hibernate, JPA, AWS, EKS, S3, Lambda, Docker, Kubernetes, Jenkins, Git, uDeploy, GitHub, Copilot, RESTful APIs
1mo
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Full Stack Staff Software Engineer — AI-Augmented Development
Charlotte or Hartford or Columbus or Chicago
$116k-$174k/yr HybridFull Time
The Hartford
The HartfordNYSE: HIG: Provides business and personal insurance, group benefits, and investments.
10+ YOE10+ years software engineering experience, 5+ years tech lead experience; Bachelor’s in CS or related (or equiv. experience); expertise in frontend and backend stacks, cloud (AWS/GCP), CI/CD, databases, APIs, and AI-augmented development tools.
React, Angular, Vue.js, TypeScript, HTML5, CSS3, Java, Spring Boot, Node.js, Express, Python, FastAPI, Django, .NET, RESTful APIs, GraphQL, gRPC, AWS, GCP, AWS Bedrock, GCP Vertex, Vertex Studio, Docker, Kubernetes, Jenkins, GitHub Actions, GitLab CI, SQL, NoSQL, PostgreSQL, MongoDB, DynamoDB, Redis, Kafka, RabbitMQ, GitHub Copilot, Cursor, Claude Opus, OpenAI, Anthropic, LangChain, Semantic Kernel, AutoGen, CrewAI
2mo
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Senior Software Engineer
South Windsor or Charlotte
HybridFull Time
RCN Capital
RCN Capital: National direct lender for real estate investors.
7+ YOE7+ years software development; senior/lead engineer; full stack with .NET, React/TypeScript; AI/GenAI; Azure; PostgreSQL/CosmosDB; cloud-native; offshore collaboration.
React, TypeScript, Redux, Zustand, Tailwind CSS, C#, .NET 10, .NET Core, Entity Framework Core, Azure Functions, App Services, Service Bus, Azure DevOps, GitHub Actions, PostgreSQL, CosmosDB, LangChain, Semantic Kernel, Docker, Kubernetes
1w
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Full Stack AI Platform Engineer – AI Accelerator
East Hartford or Cambridge
$132k-$252k/yr HybridFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
10+ YOESTEM degree and 10+ years experience, U.S. Person required, proficiency in Python and C++, CI/CD and DevOps, LLMs/RAG/AI frameworks, cloud deployment, and integrating models into applications.
Python, C++, GitHub Actions, Jenkins, PyTorch, TensorFlow, AWS, Azure, LLMs, RAG, REST APIs, Docker, Kubernetes, SQL
2mo
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Senior Software Engineer
South Windsor or Charlotte
HybridFull Time
RCN Capital
RCN Capital: Directly provides mortgage loans for real estate investment properties.
7+ YOESenior software engineer with 7+ years, lead/architect, full stack in .NET 10, React, TypeScript, Azure, PostgreSQL/CosmosDB; AI/GenAI, offshore teams.
React, TypeScript, Redux, Zustand, Tailwind CSS, C#, .NET 10, Entity Framework Core, Azure, Azure DevOps, GitHub Actions, PostgreSQL, CosmosDB, LangChain, Semantic Kernel, Docker, Kubernetes
1mo
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Senior Java Full Stack Engineer (w/Angular 16+) - FTE/GC/EAD/Citizen Only (Onsite Hybrid) (Smithfield, RI, US)
Smithfield, Rhode Island, United States
HybridFull Time
NTT DATA
NTT DATA: Global provider of IT and business consulting services.
8+ YOE8+ years software development with Java/Spring, 5+ years Angular 16+ and API/REST experience; strong CI/CD, DevOps, cloud, and test automation skills; BS in related field preferred.
Java, Spring, Spring Boot, Angular 16, TypeScript, RESTful web services, GitHub, Jenkins, Artifactory, uDeploy, Docker, Kubernetes, Terraform, AWS, JUnit, Karma, Jasmine, Cucumber, Selenium, Serenity
2mo
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Senior Software Engineer
Mansfield, Massachusetts, United States
$132k-$165k/yr HybridFull Time
eClinical Solutions
eClinical Solutions: Clinical data cloud platform and biometrics services for researchers.
3+ YOE3-5 years of software design and development with Microsoft stack; strong C#, .NET, ASP.NET; full-stack web experience (Angular, TypeScript); knowledge of SDLC; ability to mentor and collaborate.
C#, .NET, ASP.NET, TypeScript, Angular, Python
2mo
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Senior Research Engineer - Experimental Engineering
Yonkers or Washington or Colchester or Arizona or California or Connecticut or Illinois or Maryland or Massachusetts or Michigan or New Hampshire or New Jersey or New York or Texas or Vermont or Virginia or District of Columbia
$115k-$160k/yr RemoteFull Time
Consumer Reports
Consumer Reports: Tests products and publishes ratings for consumer advocacy.
Senior research engineer with deep full-stack software engineering experience, strong applied AI/ML knowledge, prototyping and R&D experience, Python/FastAPI and frontend (React/React Native) familiarity, and ability to lead experiments and mentor engineers.
AI, Machine Learning, Python, FastAPI, React, React Native, RAG
5d
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Senior Software Engineer, Facilities
Boston or Framingham
$170k-$195k/yr HybridFull Time
Veho
Veho: Provides AI-powered last-mile delivery services for e-commerce brands.
5+ YOE5+ years building and deploying high-traffic production applications; strong full-stack skills with TypeScript, Node.js, GraphQL, and React; AWS experience; supply chain or warehouse domain preferred.
TypeScript, Node.js, GraphQL, React, AWS
2w
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Software Engineer
United States or Austin or Boston or Chattanooga or Chicago or Dallas or Denver or Houston or Jefferson City or Kansas City or Madison or Milwaukee or Minneapolis or Nashville or Omaha or Providence or Springfield or Saint Louis or Washington
$76k-$234k/yr HybridFull Time
Husch Blackwell
Husch Blackwell: A nationwide firm providing industry-focused legal and litigation services.
5+ YOEBachelor's or equivalent,5+ years application engineering experience,full‑stack proficiency with backend focus,experience with generative AI and cloud deployment (Azure preferred),strong architecture and communication skills.
Python, Javascript, TypeScript, React, Vue, Azure, CI/CD, LLM APIs