255 backend developer jobs at 137 companies in Tewksbury, MA

2d
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Senior Backend Developer
Framingham, Massachusetts, United States
$100k-$150k/yr RemoteFull Time
Bright Vision Technologies
Bright Vision Technologies: AI-powered enterprise automation and software development firm.
6+ YOEBachelor’s or Master’s degree in a related technical field, 6+ years of backend or platform engineering experience, distributed systems expertise, and proficiency in a major backend language.
Java, Go, Scala, Rust, C++, Kafka, Pulsar, NATS, Kubernetes
3mo
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Senior Backend Engineer
Cambridge or Pune
$140k-$180k/yr OnsiteFull Time
Blitzy
Blitzy: Private AI software platform that autonomously builds and modernizes enterprise software for development teams.
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
2d
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Senior Backend Engineer
Bulgaria or Plovdiv or Sofia or Boston
RemoteFull Time
DraftKings
DraftKingsNasdaq: DKNG: Publicly traded U.S. sports entertainment and gaming serving fans with fantasy sports, betting, lottery, and events.
3+ YOEBachelor's degree or equivalent, 3+ years of object-oriented backend development, C# and OOP expertise, scalable distributed systems, AWS or GCP, automated testing, and mentoring experience.
C#, AWS, Google Cloud Platform (GCP)
4d
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Principal Backend Engineer
Cambridge, Massachusetts, United States
$188k-$259k/yr OnsiteFull Time
Flagship Pioneering
Flagship Pioneering: Private biotechnology venture-creation firm that invents and builds platform companies for human health and sustainability.
8+ YOERequires 8+ years of backend engineering experience, a bachelor's degree or equivalent, expertise in backend languages and frameworks, distributed systems, APIs, databases, cloud platforms, containers, testing, CI/CD, and observability.
Node.js, TypeScript, Go, Python, SQL, NoSQL, AWS, GCP, Docker, Kubernetes, REST, GraphQL, CI/CD
1w
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Backend Engineer
Somerville, Massachusetts, United States
$140k-$170k/yr HybridFull Time
Modulate
Modulate: Privately held voice-AI serving enterprises with audio intelligence for fraud, compliance, and safety.
Strong object-oriented Python experience, production API design and development experience, effective engineering collaboration, and experience building greenfield systems and scaling existing products.
Python, APIs
2mo
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Senior Backend Engineer
Cincinnati or Boston or United States
OnsiteFull Time
Tesouro
Tesouro: Private fintech providing embedded banking and payment infrastructure to banks and software platforms.
Senior-level backend engineer with ownership of production microservices, experience with distributed systems, integrating partner banks/card networks, AI-assisted workflows, and strong collaboration and judgment.
C#, .NET, Python, AWS, Kubernetes (EKS), PostgreSQL, Cassandra, Redis, RabbitMQ, Kafka, React, NX, ArgoCD, GitHub Actions, PACT, xUnit, Cucumber, Jest, Playwright, Grafana, OpenTelemetry, PagerDuty
2mo
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Backend Software Engineer
Waltham or Boston or United States
$127k-$171k/yr HybridFull Time
NEXT Insurance
NEXT Insurance: Digital small-business insurer providing online property-and-casualty coverage to U.S. entrepreneurs.
8+ YOE8+ years backend development with Java/Kotlin or similar, B.Sc. in Computer Science, strong OOP, distributed/cloud experience (AWS preferred), relational DB/SQL skills, and strong communication.
Kotlin, Java, Python, .NET, AWS, Relational Databases, SQL, CI / CD
2mo
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Backend Software Engineer
Waltham or Boston
$127k-$171k/yr HybridFull Time
Next Insurance US Company
Next Insurance US Company: U.S. property-and-casualty insurance carrier providing digital coverage to small businesses.
8+ YOE8+ years backend development experience with Java/Kotlin or similar; BSc in Computer Science required; strong OOP, SQL, cloud (AWS) and CI/CD experience; excellent communication skills.
Kotlin, Java, Python, .NET, AWS, SQL, CI/CD, Zoom
1mo
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CAD Integrations Backend Engineer
Boston or United States
$110k-$175k/yr HybridFull Time
Foundation LLM Technologies
Foundation LLM Technologies: MIT-born AI platform for design and manufacturing engineers, automating technical documentation and engineering workflows.
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++
1mo
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Backend Engineer
Boston, Massachusetts, United States
$165k-$190k/yr RemoteFull Time
Product Genius
Product Genius: AI personalization and merchandising platform that helps e-commerce businesses personalize storefronts and improve shopper engagement and sales.
5+ YOE5+ years building production applications, experience with APIs, databases, async processing, testing, git, CI/CD, performance optimization, Python/SQL/TypeScript/React proficiency, strong analytical skills, Bachelor's degree.
Python, SQL, TypeScript, React, git, CI/CD, Docker, Kubernetes, Terraform, GCP, ClickHouse, Claude
3mo
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Backend Engineer
Somerville, Massachusetts, United States
$140k-$170k/yr OnsiteFull Time
Fresno Summit Advisors
Fresno Summit Advisors: Recruiting and embedded talent-operations firm helping startups and growth-stage companies build hiring systems and teams.
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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Senior Backend Engineer, Experimentation
United States or 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
$163k-$264k/yr RemoteFull Time
LaunchDarkly
LaunchDarkly: B2B feature-management software helping engineering teams safely manage code releases and AI agents in production.
6+ YOERequires 6+ years of software engineering experience, backend production systems expertise, Go or comparable language skills, distributed systems and data-intensive product experience, cloud operations, and observability practices.
Go, Python, Rust, C++, ClickHouse, Postgres, Snowflake, Redshift, BigQuery, Databricks
5d
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Backend Software Engineer
Portsmouth or Boston or Plano or Indianapolis or Columbus
HybridFull Time
Liberty Mutual
Liberty Mutual: Diversified global insurer providing property, casualty, and life coverage.
3+ YOEBachelor's or master's degree in a technical discipline or equivalent experience; 3+ years of backend engineering; Java, Spring Boot, APIs, microservices, cloud, Agile, CI/CD, and DevOps experience.
Java, Spring Boot, REST, AWS, Azure, Google Cloud, NodeJS, J2EE, Kafka, DataDog, Splunk, GitHub Copilot, Pact, CI/CD, DevOps, Scrum, Kanban, XP
1w
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Java Backend Developer
Boston or Hartford or Jersey City or New York City or Raleigh or Richardson
$64k-$109k/yr OnsiteFull Time
Infosys
InfosysNYSE: INFY: Global leader in next-generation digital services and consulting.
Bachelor’s degree or equivalent experience; Java and Spring Boot development with REST web services required. Experience with microservices, cloud deployments, testing, databases, and software development lifecycle preferred.
Java, Spring Boot, REST, Microservices, Kafka, OpenShift, Spring Security, JPA, XML, XSLT, JAXB, JAXP, MVC, JUnit, SQL Server, Oracle, MongoDB, AWS
4mo
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Java Backend Engineer
Merrimack, New Hampshire, United States
$88k-$153k/yr OnsiteFull Time
CGI
CGITSX: GIB.A: Global IT consulting and business services firm.
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)
1d
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Senior Backend Engineer / Technical Lead
Lausanne or Boston
HybridFull Time
Nexthink
Nexthink: Software provider helping IT teams improve digital workplace experiences through analytics, automation, and employee feedback.
8+ YOE8+ years of backend engineering experience; proficient in Java 17+, distributed systems, AWS, Docker, Kubernetes/ECS, Redis or Apache Kafka, resiliency, observability, and English communication.
Java, AWS, Docker, Kubernetes, ECS, Redis, Apache Kafka, LLM, Micronaut, Spring, Python, GitOps, CI/CD, IaC
1mo
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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
The Real Brokerage
The Real BrokerageTSXV: REAX: Real is a technology-enabled residential real estate brokerage serving agents, home buyers, and sellers.
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
2mo
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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
WEX
WEXNYSE: WEX: Public fintech and payments helping businesses manage fleet fuel, employee benefits, and corporate payments.
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
2mo
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Senior Backend Software Engineer
Watertown, Massachusetts, United States
OnsiteFull Time
Flexcompute
Flexcompute: The Physics
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
3mo
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Backend Software Engineer – Robotics Platform
Charlestown, Massachusetts, United States
$120k-$185k/yr HybridFull Time
Pickle Robot
Pickle Robot: Private U.S. robotics building Physical AI systems that autonomously unload trucks and containers for warehouse operators.
5+ YOE3–7 years backend or distributed systems; strong Python; C++ or similar; software architecture; experience with event-driven or microservices; robotics/ hardware exposure a plus.
Python, C++, Kafka, ROS