30 staff backend engineer jobs at 20 companies in Boston, MA

4w
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Staff Backend Engineer
Somerville, Massachusetts, United States
$140k-$170k/yr HybridFull Time
Modulate
Modulate: Provides real-time voice moderation and conversation intelligence software.
Strong object-oriented Python experience, API design and production experience, building and scaling backend systems, collaboration and mentorship skills.
Python
1mo
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Staff Backend Software Engineer
Cambridge, Massachusetts, United States
$180k-$200k/yr HybridFull Time
Sense
Sense: Provides real-time home energy monitoring and smart meter intelligence.
8+ YOE8+ years experience, degree in relevant field required, mastery of Java, Linux, and AWS; REST API design; DevOps/SRE and production experience; security and privacy knowledge.
Java, Linux, AWS, REST APIs, Cassandra, MySQL, Kafka, Python
1mo
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Staff Software Engineer, Backend
Boston or United States
$151k-$309k/yr HybridFull Time
Toast
ToastNYSE: TOST: Cloud-based technology platform for the restaurant and hospitality industry.
8+ YOE8+ years building backend services; proficient in Java or Kotlin; experience with microservices, containerization, databases, API and service design; React experience; strong communication and technical leadership.
Kotlin, Java, React, Claude Code, GitHub Copilot, DynamoDB, PostgreSQL
2mo
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Staff Software Engineer (Backend)
Boston or Cambridge
HybridFull Time
Axiomatic AI
Axiomatic AI: Verified AI platform for scientific and engineering hardware design.
10+ YOE10+ years backend development with 2+ years in a staff/principal role; deep Python and FastAPI experience; distributed systems, SQLAlchemy/PostgreSQL, GCP, AI/LLM integration, technical leadership, RFCs and architecture design.
Python, FastAPI, SQLAlchemy, Pydantic AI, FastMCP, Alembic, PostgreSQL, Redis, REST, WebSockets, SSE, MCP, Anthropic Claude, Google Gemini, OpenAI, Vertex AI Model Garden, Mistral OCR, Google Cloud Platform, Cloud Run, Cloud SQL, GCS, VPCs, IAM, Auth0, Terraform, Docker, GitHub Actions, Logfire, Sentry, OpenTelemetry, pytest, pytest-asyncio, pytest-cov
1mo
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Staff Software Engineer (Backend) - Everand Core
San Francisco or Ottawa or Phoenix or Toronto or Los Angeles or Denver or Salt Lake City or Atlanta or Chicago or Houston or Portland or New York City or Vancouver or San Diego or Sacramento or Jacksonville or Seattle or Mexico City or Austin or Miami or Boston or Dallas or Charlotte
$141k-$267k/yr HybridFull Time
Scribd
Scribd: Subscription-based digital library for e-books, audiobooks, and documents.
Significant backend engineering experience building and scaling distributed systems; strong coding in Ruby/Scala/Go/Python; expertise in reliability, observability, SLOs, and mentoring; cross-functional collaboration experience.
Ruby, Scala, Go, Python
2mo
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Staff Machine Learning Engineer
North Bethesda or Waltham
$200k-$220k/yr HybridFull Time
Xometry
XometryNASDAQ: XMTR: Operates an AI-powered marketplace for custom manufacturing and prototyping.
6+ YOESenior ML engineer owning end-to-end ML systems, with cloud, MLOps, Python, and scalable backend experience.
Python, TensorFlow, PyTorch, AWS, Kubernetes, Terraform, GitHub Actions
3mo
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Staff Software Engineer
Boston or Kyiv or Seattle or Lviv or San Francisco
HybridFull Time
DataRobot
DataRobot: Provides an enterprise platform for building and governing AI.
7+ YOE7-10+ years in engineering with 5+ years in infrastructure/platform/backend; Kubernetes internals; Python/Go; multi-cloud or hybrid deployments; IaC; GitOps; strong mentoring and leadership.
Kubernetes, Python, Go, Helm, Terraform, Pulumi, Kyverno, Cilium, GitOps, CI/CD
3d
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Sr. Staff Engineer - Customer Agent
Boston, Massachusetts, United States
$216k-$324k/yr OnsiteFull Time
Klaviyo
KlaviyoNYSE: KVYO: Software platform for automated e-commerce marketing and customer data.
10+ YOE10+ years of software engineering experience with production systems at scale; expertise in AI-powered products, agentic systems, backend engineering, distributed systems, LLM applications, retrieval, orchestration, evaluation, and reliability.
LLM, AI
2mo
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Staff Software Engineer, Lab Software
Cambridge, Massachusetts, United States
$192k-$256k/yr OnsiteFull Time
Lila Sciences
Lila Sciences: Develops an AI platform for autonomous scientific research and discovery.
8+ YOE8+ years backend-focused engineering; full stack web development; experience with AI coding assistants; strong cross-functional collaboration.
React, TypeScript, Tailwind, FastAPI, SQL, NoSQL, Python, Pydantic, AWS, Kubernetes, Terraform, CloudFormation, GitHub Actions, Airflow, Prefect, Dagster, Temporal
3mo
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Staff Software Engineer - Vet Care
Boston or Bellevue
$166k-$265k/yr OnsiteFull Time
Chewy
ChewyNYSE: CHWY: Online retailer of pet food, supplies, and veterinary services.
15+ YOELead backend-focused engineer with 15+ years, expert in Java/JavaScript, microservices, AWS; strong architecture, mentoring, DevOps; BS in CS or related field.
Java, JavaScript, Node.js, GraphQL, DynamoDB, SNS/SQS, AWS ECS/Fargate, Kubernetes, Kafka, AWS Lambda, React, Vue, Angular, Spring Boot, TypeScript, Cypress, Jest, Terraform, Ansible
3w
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Staff Software Engineer
Boston, Massachusetts, United States
$144k-$169k/yr HybridFull Time
Alarm.com
Alarm.comNasdaq: ALRM: Provides cloud-based smart home security and automation solutions.
10+ YOEBachelor's degree or equivalent,10+ years backend engineering experience,proven Staff-level impact leading large cross-team initiatives,deep backend/platform expertise (APIs,event-driven systems),experience with AI-assisted development workflows.
.NET/C#, SQL Server, Kafka, gRPC, REST, GitHub Copilot, Cursor, Claude Code, Model Context Protocol (MCP)
2mo
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Staff Software Engineer (Data), TVision
Boston, Massachusetts, United States
$180k-$210k/yr OnsiteFull Time
Viant Technology
Viant TechnologyNASDAQ: DSP: Provides an AI-powered programmatic advertising platform for marketers.
8+ YOEBachelor's degree in CS; 8+ years backend and distributed data systems; Python; batch/streaming pipelines; AWS; DevOps/CI/CD; containerized web services; relational DBs; big data tech (Spark/Databricks/Flink); collaboration with data science.
Python, AWS, Spark, Databricks, Flink, CI/CD, Containers
3w
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Staff Software Engineer
St. Louis or Burlington
$111k-$166k/yr HybridFull Time
Merck
MerckXETRA: MRK: A science and technology providing healthcare, life science, and electronics solutions.
3+ YOEBachelor's in CS/Engineering/Data Science, 3+ years in ML/data/search systems, strong Python, backend and data engineering experience, SQL, cloud (GCP/AWS), and production ML/LLM system design.
Python, REST API, Pandas, NumPy, MLFlow, TensorFlow, PyTorch, Scikit-learn, AWS Services, GCP, Kubernetes, Bedrock, Kafka, LangGraph, LangChain, AirFlow, Qdrant, Docker, Git, CI/CD, SQL
3w
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Staff Software Engineer
St. Louis or Burlington
$111k-$166k/yr HybridFull Time
Merck KGaA, Darmstadt, Germany
Merck KGaA, Darmstadt, GermanyFrankfurt Stock Exchange: MRK: A science and technology in healthcare, life sciences, and electronics.
3+ YOEBachelor's degree in a quantitative field and 3+ years in machine learning, data science, search relevance, or ranking systems; strong Python, backend, data engineering, and AI systems expertise.
Python, MLFlow, TensorFlow, PyTorch, scikit-learn, RESTful APIs, SQL, Google Cloud Platform (GCP), AWS, Docker, Git, Kubernetes, Bedrock, Kafka, LangGraph, LangChain, AirFlow, Qdrant, Pandas, NumPy, Claude
1mo
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Staff Software Engineer - Boston
Boston, Massachusetts, United States
$174k-$205k/yr HybridFull Time
Perk
Perk: Automates business travel bookings, expenses, and invoice processing.
Proven cross-team technical leadership, system architecture and observability experience; hands-on backend engineering (Python, AWS); mentorship and product-engineering mindset; familiarity with AI-enabled tooling.
Python, AWS, Notion, Jira, GitHub, Slack
3w
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Senior Staff Software Engineer
Austin or Nashua or Minneapolis
OnsiteFull Time
Optimizely
Optimizely: Provides a SaaS platform for digital marketing and experimentation.
10+ YOEBachelor's or equivalent,10+ years software development,7+ years backend,distributed systems and SQL expertise,Java preferred,cloud-native and query engine/DSL experience.
NetScript, Java, Snowflake, BigQuery, Redshift, Databricks, SQL
1mo
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Staff Software Engineer, Platform
Boston or United States
$170k-$200k/yr RemoteFull Time
Zus Health
Zus Health: Provides a shared platform for healthcare data interoperability.
Experienced engineer to build and operate large-scale, low-latency data services; strong backend skills in Go, cloud services, and data storage; leadership and mentoring experience.
Go, Fargate, Lambda, DynamoDB, S3, postgres, iceberg, elasticsearch, RESTful, GraphQL, Snowflake, Big Query, Redshift, Databricks, GitHub Actions, CircleCI, AWS, Azure, GCP, Terraform, CloudFormation, FHIR, TEFCA
2mo
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Staff Software Engineer - User Systems
Boston, Massachusetts, United States
$147k-$215k/yr HybridFull Time
SimpliSafe
SimpliSafe: Provides wireless home security systems and professional monitoring services.
Hands-on software engineer with leadership experience in backend systems, APIs, and cloud services; strong collaboration and communication.
JavaScript, TypeScript, Rust, Java, Go, Python, CSharp, Docker, Kubernetes, AWS, GCP, Azure, REST, gRPC
2d
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Staff Software Engineer
Boston or Toronto
$167k-$245k/yr OnsiteFull Time
Proofpoint: Provides cybersecurity solutions for email, cloud, and data protection.
10+ YOEBachelor's degree or equivalent and 10+ years in distributed systems and backend architecture. Requires cloud, database, streaming, processing, and programming expertise.
DynamoDB, Elasticsearch, Flink, Spark, GitHub Copilot, Cursor, Claude Code, Kinesis, Beam, NodeJs, Go, Java, Scala, Rust, Python, C, C++, Postgres, Cassandra, MongoDB, Redis, Neptune, Neo4J, AWS, GCP, Azure, SOC2, ISO, GDPR
2mo
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Staff / Principal Software Engineer
San Francisco or Boston
$220k-$290k/yr HybridFull Time
CloudZero
CloudZero: Platform for cloud cost intelligence and FinOps optimization.
Significant experience building and operating production backend systems at scale; strong Python or other backend language skills; deep familiarity with cloud infrastructure (AWS preferred), distributed systems, data pipelines/ETL, strong SQL and cloud data warehouses; mentorship and cross-team communication skills.
Python, AWS, Kubernetes, AWS Step Functions, Lambda, Snowflake, BigQuery, Databricks, SQL, macOS, SSO, RBAC