12 back end javascript developer jobs at 5 companies in Boston, MA

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Senior Backend Engineer
Boston, Massachusetts, United States
$149k-$201k/yr HybridFull Time
CivilGrid
CivilGrid: SaaS mapping platform for underground utility and site intelligence.
6+ YOE6+ years with JavaScript/TypeScript and Node.js, 2+ years with React, strong Postgres knowledge, geospatial familiarity (PostGIS/GeoJSON), cloud-native and microservices experience, degree in CS/Civil or related.
JavaScript, TypeScript, Node.js, React, Postgres, PostGIS, GeoJSON
4d
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Senior Backend Developer (Node JS)
Plano or Boston
HybridFull Time
Cognizant
CognizantNasdaq: CTSH: Provides global information technology and business process outsourcing services.
8+ YOE8+ years backend development experience with Node.js/TypeScript, GraphQL, AWS, SQL/NoSQL databases, CI/CD, containerization, and strong communication skills.
Node.js, GraphQL, TypeScript, JavaScript, NestJS, ExpressJS, AWS Lambda, AWS AppSync, AWS CDK, PostgreSQL, MySQL, Amazon RDS, DynamoDB, MongoDB, Redis, Docker, Kubernetes, GitHub Actions, GitLab CI, Jenkins, CloudWatch, ELK, Prometheus, Grafana, OpenTelemetry, React, Java/J2EE, Spring Boot
4d
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Senior Backend Developer (Node JS)
Plano or Boston
HybridFull Time
Cognizant
CognizantNASDAQ: CTSH: Provides IT consulting and technology services to global enterprises.
8+ YOE8+ years backend development experience with Node.js, TypeScript, GraphQL, AWS; experience with NestJS/Express, microservices, SQL/NoSQL databases, CI/CD, observability, and Agile delivery.
Node.js, TypeScript, GraphQL, JavaScript, NestJS, ExpressJS, AWS Lambda, AWS AppSync, AWS CDK, PostgreSQL, MySQL, Amazon RDS, DynamoDB, MongoDB, Redis, Docker, Kubernetes, GitHub Actions, GitLab CI, Jenkins, CloudWatch, ELK, Prometheus, Grafana, OpenTelemetry, Java, J2EE, Spring Boot, React
4d
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Senior Backend Developer (Node JS)
Plano or Boston
HybridFull Time
Cognizant
CognizantNASDAQ: CTSH: Provides IT consulting and technology services to global enterprises.
8+ YOE8+ years backend engineering experience with Node.js, TypeScript, GraphQL and AWS; strong microservices, database, CI/CD, container orchestration, and API design skills.
Node.js, TypeScript, GraphQL, JavaScript, NestJS, ExpressJS, AWS Lambda, AWS AppSync, AWS CDK, PostgreSQL, MySQL, Amazon RDS, DynamoDB, MongoDB, Redis, Docker, Kubernetes, GitHub Actions, GitLab CI, Jenkins, CloudWatch, ELK, Prometheus, Grafana, OpenTelemetry, Java, J2EE, Spring Boot, React
4d
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Senior Backend Developer (Node JS)
Plano or Boston
HybridFull Time
Cognizant
CognizantNasdaq: CTSH: Provides global information technology and business process outsourcing services.
8+ YOE8-15 years backend engineering experience with Node.js, TypeScript, GraphQL and AWS; strong SQL/NoSQL and microservices skills; authorized to work in the US without sponsorship.
Node.js, GraphQL, TypeScript, JavaScript, NestJS, ExpressJS, AWS Lambda, AWS AppSync, AWS CDK, PostgreSQL, MySQL, Amazon RDS, DynamoDB, MongoDB, Redis, Docker, Kubernetes, GitHub Actions, GitLab CI, Jenkins, CloudWatch, ELK, Prometheus, Grafana, OpenTelemetry, Java, J2EE, Spring Boot, React
2w
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Backend Software Engineer III
Boston, Massachusetts, United States
OnsiteFull Time
Chewy
ChewyNYSE: CHWY: Online retailer of pet food, supplies, and veterinary services.
7+ YOE7+ years building scalable distributed backend systems; strong Java/Spring Boot/AWS experience; knowledge of event-driven architecture, observability, CI/CD, and on-call practices.
Java, Spring Boot, AWS, Lambda, SQS, DynamoDB, S3, API Gateway, JavaScript, SNS, Kafka, Dynatrace, Amazon CloudWatch, GitHub Copilot, Cursor, Claude, Terraform, React, Typescript
2w
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Distinguished Engineer, Back End (Remote Eligibe)
Cambridge or United States or McLean or Richmond or New York City
$245k-$335k/yr RemoteFull Time
Capital One
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
7+ YOEBachelor's degree and 7+ years in software engineering/architecture, experience with distributed HPC/ML systems, cloud platforms, and mentoring; strong coding and AI/ML practice.
AI and ML frameworks, AWS, Microsoft Azure, Google Cloud, Python, Java, Go, Scala, JavaScript, TypeScript
3w
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Lead Software Engineer, Full Stack/Back End(Intelligent Foundations and Experiences)
McLean or Cambridge or Richmond
$197k-$225k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
4+ YOEBachelor's degree,≥4 years software engineering experience,≥1 year cloud experience, proficiency in JavaScript/Java/TypeScript/SQL/Python/Go, containerization and AWS/GCP/Azure experience; people management and master's degree preferred.
JavaScript, Java, HTML/CSS, TypeScript, SQL, Python, Go, Docker, Kubernetes, AWS, Google Cloud Platform (GCP), Microsoft Azure, Open Source RDBMS, NoSQL
3w
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Senior Lead Software Engineer, Full Stack/Back End (Intelligent Foundations and Experiences)
McLean or Cambridge or Richmond
$230k-$262k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
6+ YOE1+ MgmtBachelor's degree and 6+ years software engineering experience; 1+ year cloud experience; 1+ year people management preferred; experience with JavaScript/Java/TypeScript/SQL/Python/Go; strong communication and critical thinking.
JavaScript, Java, HTML/CSS, TypeScript, SQL, Python, Go, Open Source RDBMS, NoSQL, Docker, Kubernetes, AWS, Microsoft Azure, Google Cloud, GCP
4d
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Software Engineer – Backend Platforms, Assistant Vice President (Wealth Custody & Clearing)
Boston or Princeton or Austin or Quincy or Clifton
$90k-$158k/yr HybridFull Time
State Street
State StreetNYSE: STT: Provides investment servicing and management to institutional investors.
7+ YOE7+ years software engineering experience; bachelor's preferred; expertise in backend development, APIs, microservices, cloud, CI/CD, Docker/Kubernetes, and enterprise delivery; strong communication and problem solving.
Java, Kotlin, Python, JavaScript, TypeScript, RESTful APIs, Docker, Kubernetes, CI/CD pipelines
4d
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Software Engineer – Backend Platforms, Assistant Vice President (Wealth Custody & Clearing)
Boston or Princeton or Austin or Quincy or Clifton
$90k-$158k/yr HybridFull Time
State Street
State StreetNYSE: STT: Provides investment management and custody services to institutional investors.
7+ YOE7+ years software engineering experience building backend services, APIs, distributed systems and cloud-native applications; strong engineering fundamentals; Bachelor's preferred; experience with Java/Kotlin/Python/TypeScript; Agile and production support experience.
Java, Kotlin, Python, JavaScript, TypeScript, RESTful APIs, microservices, CI/CD, DevOps, Docker, Kubernetes
2mo
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Senior Lead Software Engineer, Back-End Distributed Systems (AWS, Go, Kubernetes, MCP, Lua, Python)
Cambridge or McLean or New York or Plano or San Jose
OnsiteFull Time
Capital One
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
6+ YOE6+ yrs software engineering; 1+ yr cloud (AWS); BS; backend distributed systems exp; Go, Lua, Python, AWS, Kubernetes.
AWS, Kubernetes, Go, Lua, Python, JavaScript, Java, TypeScript, SQL, HTML/CSS, Docker, MongoDB, MySQL, PostgreSQL