2mo
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Backend Engineer
Somerville, Massachusetts, United States
$140k-$170k/yr OnsiteFull Time
Strong object-oriented Python; API design in production; collaborate in engineering; build and scale systems; improve reliability and performance.
Python, APIs, Object-Oriented Programming
1w
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Back-End Web Developer
Boylston, Massachusetts, United States
$80k-$92k/yr OnsiteFull Time
2+ YOEBachelor's degree plus 2+ years developing back-end applications with Python; experience with IIS, API integrations, secure development, and ColdFusion preferred.
Python, ColdFusion, IIS, RESTful APIs, SSL, PHP, React, Angular
1w
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Back-End Web Developer
Boylston, Massachusetts, United States
$80k-$92k/yr OnsiteFull Time
The Kraft Group: Operates professional sports teams, stadiums, and paper manufacturing businesses.
2+ YOEBachelor's in CS or related,2+ years Python/back-end experience,ColdFusion and IIS experience preferred,knowledge of secure development,API integrations and SSL management.
Python, ColdFusion, IIS, PHP, React, Angular, RESTful APIs
2mo
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Senior Backend Engineer
Cambridge or Pune
$140k-$180k/yr OnsiteFull Time
5+ YOESenior backend engineer with 5–8 years of software engineering, solutions architecture, or technical leadership experience; strong enterprise development and SDLC knowledge.
AWS, GCP, Azure, Docker, Kubernetes, API design, CI/CD, Security protocols
1mo
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Backend Engineer, Flag Delivery
Oakland or San Francisco or New York City or Boston or Seattle or Irvine or Los Angeles or Monterey or Santa Barbara or Santa Rosa or Austin or Portland or Philadelphia or Chicago or United States
$146k-$235k/yr OnsiteFull Time
5+ YOE5+ years backend engineering experience building/operating production distributed systems; strong programming in Go/Java/Rust; production debugging, observability, on-call experience; clear AI usage in engineering work.
Go, Java, Rust
1w
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Staff Backend Engineer
Somerville, Massachusetts, United States
$140k-$170k/yr HybridFull Time
Strong object-oriented Python experience, API design and production experience, building and scaling backend systems, collaboration and mentorship skills.
Python
6d
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Senior Backend Engineer
Boston, Massachusetts, United States
$149k-$201k/yr HybridFull Time
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
1mo
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Senior Backend Engineer, Data Systems (Modeling & Simulation)
Boston or San Francisco or United States
HybridFull Time
Experienced backend engineer with strong relational data modeling, SQL/PostgreSQL expertise, Python, ORMs/migrations, data contracts, and building durable database-backed systems.
PostgreSQL, SQL, Python, SQLAlchemy, Alembic, PostGIS, Pydantic, JSON Schema, protobuf, OpenAPI
3w
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CAD Integrations Backend Engineer
Boston or United States
$110k-$175k/yr HybridFull Time
5+ YOEBS/MS in a technical field, 5+ years building backend services, strong Python, experience with commercial CAD APIs and cloud-native backend systems, Protobuf/gRPC, Docker/Kubernetes, and working with 3D engineering data.
Python, Siemens NX Open, CATIA, SOLIDWORKS API, Creo Toolkit, Autodesk Inventor API, Protobuf, gRPC, Google Cloud, TypeScript, Next.JS, React.JS, GitHub Actions, Docker, Kubernetes, Spinnaker, PostgreSQL, C++
3mo
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Backend Engineer- DevEx Team
Boston or Waltham
$112k-$151k/yr HybridFull Time
6+ YOE6+ years in software development in cloud-oriented environments; BS in Computer Science or equivalent; strong experience with Java/Kotlin/JS/TS/bash/Python; CI/CD with Jenkins; Kubernetes; cloud and infrastructure concepts; problem solving; AI/Platform engineering interest.
Java, Kotlin, JavaScript, TypeScript, Bash, Python, Jenkins, Kubernetes, Docker, Maven, Gradle, NPM, Nx, Backstage, CI/CD, Cloud
1mo
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Backend Software Engineer
Yokne'am Illit or Needham
HybridFull Time
BSc in CS or Software Engineering, proven system-level software development experience in Linux, multi-threaded programming, strong analytical and communication skills in Hebrew and English.
C, C++, Linux, Linux kernel
1mo
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Senior Backend Engineer – AI Platform
Boston or San Francisco or Seattle or Dallas or Salt Lake City or Portland or United States
$122k-$146k/yr RemoteFull Time
5+ YOEBachelor's in CS/Software Engineering, 5–8 years software engineering experience; expertise in backend Java/C# (SpringBoot), REST/gRPC, SQL; experience building scalable distributed systems and AI/LLM-driven services.
Java, C#, SpringBoot, REST, gRPC, ODATA, SQL, OpenAI APIs, LangChain, Python, Kafka, Docker, Kubernetes, Model Context Protocol (MCP), Pinecone, Weaviate, OpenSearch, Milvus
4w
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Senior Backend Engineer - Java
United States or Tampa or Boston or Atlanta or New York City or Columbus or Chicago or Philadelphia or Raleigh or Charlotte or Minneapolis or Dallas or Washington D.C. or Austin or Miami or Newark
$152k-$194k/yr RemoteFull Time
8+ YOE8+ years experience with Java/Spring Boot, JPA/Hibernate, relational databases; experience designing event-driven microservices, strong testing practices, AI-assisted development familiarity, BA/BS or equivalent.
Java 17, Java 21, Spring Boot 3.x, JPA/Hibernate 6, Postgres, Kafka, DynamoDB, Redis, OpenSearch, AWS, Docker, Kubernetes, Datadog, ArgoCD, TeamCity, Claude Code, Cursor, Codex, Model Context Protocol (MCP), GitHub, SonarQube
3mo
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Backend Engineer - DevEx Team
Waltham or Boston
$163k-$220k/yr HybridFull Time
6+ YOE6+ years as software developer in cloud environments; BS in Computer Science; proficient in Java/Kotlin/JS/TS/Bash/Python; CI/CD with Jenkins; Cloud/Infrastructure as Code; Kubernetes; build tools; observability; experience with developer portals (Backstage) a plus.
Java, Kotlin, JavaScript, TypeScript, Bash, Python, Jenkins, Maven, Gradle, npm, nx, Backstage, Kubernetes, Containers, CI/CD, Cloud services, Observability tools
21h
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Senior Backend Developer (Node JS)
Plano or Boston
HybridFull Time
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
1d
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Senior Backend Developer (Node JS)
Plano or Boston
HybridFull Time
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
3mo
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Java Backend Engineer
Merrimack, New Hampshire, United States
$88k-$153k/yr OnsiteFull Time
6+ YOE6+ years backend Java experience with Spring/Spring Boot, API/microservices design, Oracle/DB2 and PL/SQL, CI/CD with Git/Jenkins/uDeploy, DevOps tooling; bachelor's degree required.
Java, Spring, Spring Boot, PL/SQL, Oracle, DB2, Git, Jenkins, uDeploy, Sonar, HP Operations Orchestration, ServiceNow, HP Service Manager, RESTful (Rest-APIs)
1mo
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Software Engineer - Backend (Fall 26' Intern)
Natick, Massachusetts, United States
$28-$32/hr OnsiteInternship
Currently enrolled or recently graduated in CS/CE or similar; fluent in Java, C#, or C++; strong OOP and back-end development experience for Windows or Linux; wearable sensor experience useful; must show valid work eligibility.
Java, C#, C++, Windows, Linux
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
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
1mo
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Senior Backend Software Engineer
Watertown, Massachusetts, United States
OnsiteFull Time
Bachelor's in CS/CE required; senior-level backend experience with Java, Python, or C++; strong AWS/cloud, Docker/Kubernetes, distributed systems, Linux, infrastructure automation (Terraform/Ansible), and web API design.
Java, Python, C++, AWS, Docker, Kubernetes, Linux, Terraform, Ansible, Slurm, Flow360, Tidy3D, CI/CD, HPC
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