215 senior backend engineer jobs at 122 companies in Massachusetts
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Senior Backend Engineer
Cambridge or Pune
$140k-$180k/yrOnsiteFull Time
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
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.
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.
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/yrRemoteFull Time
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.
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.
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.
Boston or San Francisco or Seattle or Dallas or Salt Lake City or Portland or United States
$122k-$146k/yrRemoteFull Time
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.
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.
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.
Arkansas or California or Colorado or District of Columbia or Florida or Illinois or Massachusetts or Maryland or Maine or Michigan or New Jersey or Ohio or Pennsylvania or South Carolina or Texas or Utah or Virginia or Washington
$165k-$195k/yrRemoteFull Time
SITE Technologies: AI-powered facility intelligence platform helps commercial, industrial, and retail property owners assess assets and plan maintenance.
5+ YOE5+ years backend development experience with Python and FastAPI, strong backend architecture, relational modeling, AWS services, Docker, CI/CD, and cross-team communication.
Modulate: Privately held voice-AI serving enterprises with audio intelligence for fraud, compliance, and safety.
8+ YOERequires 8+ years of software engineering experience, technical ownership, shipped product impact, systems thinking across backend services, APIs and data persistence, and strong communication. Cloud, infrastructure-as-code and ML experience preferred.
California or Colorado or Georgia or Idaho or Illinois or Kansas or Massachusetts or Maryland or Michigan or Minnesota or New Jersey or New York or Ohio or Oregon or Pennsylvania or Rhode Island or Texas or Washington
$180k-$220k/yrRemoteFull Time
Unit21: Private AI risk-infrastructure helping banks and fintechs detect fraud and manage anti-money-laundering operations.
5+ YOE5+ years in data/software engineering, experience with large-scale data processing, advanced SQL, Python/OOP, cloud platforms, and infrastructure-as-code (Terraform).
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.
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/yrRemoteFull Time
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
Senior Backend Engineer, Data Systems (Modeling & Simulation)
Boston or San Francisco or United States
HybridFull Time
Code Metal: AI software translating, verifying, and optimizing code for mission-critical industries deploying software on specialized hardware.
Experienced backend engineer with strong relational data modeling, SQL/PostgreSQL expertise, Python, ORMs/migrations, data contracts, and building durable database-backed systems.
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.
New York or California or Massachusetts or Texas or New Jersey or United States
$120k-$150k/yrRemoteFull Time
Makai Labs: AI and data solutions helping enterprises automate operations, develop products, and improve human-machine work.
7+ YOE7+ years backend engineering experience with Node.js/TypeScript, production services, regulated/compliance environments, relational data modeling, Docker, and microservices patterns.
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
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.
New York City or Los Angeles or Chicago or Stamford or California or Connecticut or Florida or Georgia or Illinois or Indiana or Maryland or Massachusetts or Michigan or Minnesota or Nevada or New Hampshire or New Jersey or New York or North Carolina or Oregon or South Carolina or South Dakota or Texas or West Virginia or Wisconsin or Wyoming
$179k-$210k/yrHybridFull Time
A+E Networks: Private global media producing and distributing television, documentary, scripted, and digital entertainment worldwide.
7+ YOE2+ Mgmt7+ years backend engineering, 2+ years engineering management, GraphQL and REST API design, Node.js and cloud-native experience, CI/CD, Docker/Kubernetes, strong communication and leadership.