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Backend Python Developer Jobs in Westminster, MA, US
92 backend python developer jobs from 63 companies hiring in Westminster, MA, US.
5d
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Principal Software Engineer
Boston, Massachusetts, United States
$152k-$229k/yr RemoteFull Time
5+ YOE5+ years in data/backend/platform engineering; strong Python; cloud infra; Kafka/RabbitMQ; SQL/NoSQL; ETL/ELT; CI/CD; IaC; high-volume data, security domain interest.
Python, Go, Rust, Kafka, RabbitMQ, PostgreSQL, AWS, Delta Lake, Neo4j, Flask, Django, FastAPI, Terraform, GitHub Actions, CI/CD, Infrastructure as Code
1mo
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Senior Software Engineer
Burlington, Massachusetts, United States
OnsiteFull Time
Enigma Aerospace: Building autonomous long-range cargo aircraft for heavy-lift logistics.
5+ YOESenior software engineer with 5+ years in backend/autonomy/robotics; proficient in Python and C++; capable of full-stack work, real-time systems; eligible to work in the U.S.
Python, C++, ROS, PX4, UAS, Telemetry, Flight controls, Avionics
1mo
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Staff Software Engineer – AI & MCP
Boston, Massachusetts, United States
OnsiteFull Time
7+ YOELead backend AI and MCP services; build Java/Python microservices; optimize Elasticsearch; design and implement large-scale data pipelines and integrations.
Java, Python, Elasticsearch, Apache Beam, Google Cloud Dataflow, Airflow, BigQuery, Docker, GitHub Actions, GCP, REST, SOAP
1mo
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Senior Software Engineer
Boston, Massachusetts, United States
$90k-$180k/yr HybridFull Time
6+ YOE6–10+ years backend software engineering; experience with search technologies (Elasticsearch/OpenSearch); strong Node.js or Python; RESTful APIs; distributed systems; AWS; CI/CD; ranking and indexing knowledge.
Node.js, Python, Elasticsearch, OpenSearch, AWS, Docker, RESTful APIs
1w
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Staff Software Engineer
Cambridge or New York
$200k-$325k/yr HybridFull Time
10+ YOE10+ years software engineering; healthcare data systems; 2+ years in a high-growth startup; strong system integration; ML/AI tooling; data pipelines; backend with Python/SQL; production ML infrastructure.
Python, SQL, Cloud Infrastructure, EHR/EMR integrations, AI tooling
3mo
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Principal Software Engineer
Waltham, Massachusetts, United States
$164k-$257k/yr HybridFull Time
5+ YOE5+ years backend, data, or infrastructure engineering; distributed systems, big data infra, or Applied AI/ML expertise; Java, Go, or Python; SQL; experience with ClickHouse, DynamoDB, Bigtable, Kafka, Kinesis, Snowflake.
Java, Go, Python, SQL, ClickHouse, DynamoDB, Bigtable, Memcached, Kafka, Kinesis, Firehose, Airflow, Snowflake, LangGraph, MCP, Copilot, ChatGPT, Claude
2mo
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Senior Full-Stack Engineer
Culver City or Linthicum or Allen or Woodcliff Lake or Chicago or Orlando or Baton Rouge or Waltham or Phoenix or Harrisburg or West Valley City or Austin or Alpharetta or San Diego or Indianapolis or Lexington or Parma or Little Rock or Asheville or Birmingham or Chantilly or Washington or Brentwood or Plantation or Fort Collins or San Mateo or Schaumburg or Brooklyn
$140k-$180k/yr OnsiteFull Time
7+ YOE7+ years in software development; Bachelor's degree in CS/Engineering; backend (Node.js) and frontend (React) experience; API integrations; cloud and database experience.
Node.js, HapiJS, Python, JavaScript, React, SQL, Serverless, Lambda, CloudFormation, Elastic Beanstalk, EC2, VPC, DynamoDB, RDS, G Suite, Microsoft Graph, Okta, OneLogin, Slack, Linux, Docker, Datadog, CloudWatch, MQTT, log/data pipelines
6d
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Senior Software Engineer (C#/.NET & AI)
Chicago or New York City or Dallas or Boston or Portland
$122k-$146k/yr OnsiteFull Time
7+ YOESenior software engineer with 7+ years of backend experience, strong C#/NET/Java/Python, REST APIs, React, databases, CI/CD, cloud (AWS/Azure).
C#, .NET, Java, Python, REST APIs, React, SQL Server, PostgreSQL, MySQL, MongoDB, Docker, Kubernetes, AWS, Azure, Git, CI/CD, Terraform
2mo
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Senior Software Engineer, Full Stack
Boston, Massachusetts, United States
$134k-$190k/yr OnsiteFull Time
6+ YOE6-8+ years in full-stack software engineering; strong Python backend; API design/consumption; modern JS frontend (React/TypeScript); AI tooling integration; collaboration with domain experts; solid CI/CD and testing.
Python, JavaScript/TypeScript, React, REST, GraphQL, GitHub Copilot, Docker, Kubernetes
6d
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Software Engineer Full Stack & Application Development II (Full Time) – United States
San Jose or New York or Boston or Knoxville or Austin or Milpitas or Alpharetta or Raleigh (RTP) or Maynard or Fulton or Dallas or Atlanta or Hillsboro
HybridFull Time
0+ YOEBackend in Python/C++/Java; frontend JS/TS; REST/GraphQL/gRPC; SQL/NoSQL; cloud familiarity (AWS/Azure/GCP).
Python, C++, Java, JavaScript, TypeScript, REST, GraphQL, gRPC, SQL, NoSQL, AWS, Azure, GCP, Docker, Kubernetes, Terraform, Ansible, CloudFormation, GitHub Actions, Jenkins, CircleCI, Grafana, Prometheus, Splunk, React, Angular, Vue
1mo
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Full-Stack Software Engineer
Boston, Massachusetts, United States
$100k-$145k/yr HybridFull Time
2+ YOE2–6+ years of full-stack web development; experience across frontend, backend, and cloud; customer-focused; strong collaboration; comfortable with CI/CD; regulated environments a plus.
JavaScript, TypeScript, React, Next.js, Python, Django, Flask, FastAPI, HTML, CSS, PostgreSQL, AWS, Google Cloud, CI/CD, GitHub Actions, CircleCI, Jenkins
1mo
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Senior Software Development Engineer
Woonsocket or Richardson
$93k-$204k/yr HybridFull Time
5+ YOE5+ years backend development with Java/Spring Boot; 2+ years API work; 2+ years cloud (GCP/AWS/Azure); 2+ years pub/sub; 2+ years Postgres; 2+ years CI/CD; 1+ year AI tools
Java, Spring Boot, GraphQL, REST, Google Cloud Platform, AWS, Azure, Kafka, PostgreSQL, GitHub Actions, Jenkins, Argo CD, Python, Copilot, Windsurf, Cursor
2mo
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Senior Software Engineer – Cloud Platform
San Diego or Framingham
$163k-$189k/yr HybridFull Time
Senior software developer for cloud-based systems; strong distributed systems and AWS expertise; full-stack capability across backend, frontend, and infrastructure.
AWS, Node.js, PostgreSQL, AWS CDK, React, React Native, Python, Rust, C, C++
1w
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Staff Software Engineer
Boston, Massachusetts, United States
$155k-$180k/yr OnsiteFull Time
12+ YOESenior software engineer with extensive full-stack and backend experience leading complex systems.
C#, .NET, Python, SQL Server, SQLite, Azure, AWS, Google Cloud, Docker, Azure DevOps
2w
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Senior Engineer II, Platform, Identity & Operations
Boston, Massachusetts, United States
$180k-$200k/yr HybridFull Time
3+ YOEBS in Computer Science or related field +3 years software engineering; 2+ years financial services exposure; backend in Go/Python/TypeScript; Linux, scripting; IaC (Terraform); APIs/services; AWS; Kubernetes; OAuth2/OIDC/SAML; identity providers (Okta/Entra ID).
Go, Python, TypeScript, Linux, Bash, PowerShell, Terraform, AWS, Kubernetes, EKS, OAuth2, OIDC, SAML, Okta, Entra ID
2mo
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Staff AI Systems Engineer
United States or New York City or Boston or Chicago or Denver or Los Angeles or San Francisco or Austin
$200k-$225k/yr RemoteFull Time
5+ YOE5+ years building and shipping ML systems; strong backend Python/JS; experience with LLM agents, ML platforms, cloud infra; observability and evals; remote work capable.
LangChain, LangGraph, vLLM, OpenAI API, Gemini API, Anthropic API, MCP, Postgres, Redis, Prometheus, Grafana, OpenTelemetry, LangSmith, Langfuse, TensorRT, PyTorch, Kubernetes, Terraform, Express, FastAPI, REST, SSE, JWT, AWS
1mo
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Senior Software Engineer
Boston, Massachusetts, United States
$90k-$180k/yr OnsiteFull Time
6+ YOESenior software engineer with 6-10+ years backend experience; strong OpenSearch/Elasticsearch; REST APIs; AWS; CI/CD; distributed systems.
Elasticsearch, OpenSearch, Node.js, Python, RESTful APIs, AWS, CI/CD, Docker
1mo
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Senior Software Engineer II
North Carolina or Dallas or Boston or Chicago
$197k-$232k/yr RemoteFull Time
5+ YOE5+ years backend design/implementation, distributed systems, cloud (AWS/GCP/Azure), Docker/Kubernetes, Java/Go/C/C++, on-call, mentoring.
Java, Go, C/C++, Python, Docker, Kubernetes, Apache Kafka, Flink
2mo
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Senior Staff Software Engineer
Boston or Brooklyn or San Francisco or Washington
$225k-$265k/yr HybridFull Time
12+ YOE12+ years backend or data-driven software; cloud deployments; lead engineers; strong communication; ownership of architecture and delivery.
Python, TypeScript, SQL, Docker, Git, Kubernetes, FastAPI, AWS, Azure, MLFlow, Temporal, Postgres, Databricks, OpenSearch
2mo
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Data Engineer
Boston or New York City
OnsiteFull Time
4+ YOE4–7+ years data/backend engineering; ownership of production data systems; strong Python/SQL; cloud experience; US person; willingness to relocate to Boston or NYC.
Python, SQL, Airflow, Prefect, Dagster, Temporal, AWS, GCP, Azure, Postgres, Snowflake, BigQuery, S3
1mo
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Lead Mobile Platform Engineer
New York City or Boston
$160k-$220k/yr HybridFull Time
5+ YOE5+ years software engineering across mobile, backend, and infrastructure; Kubernetes, Terraform; Kotlin/Android, Swift; HIPAA security; cloud (GCP/AWS); BS CS/ENG.
Kotlin, Swift, Android, iOS, Kubernetes, Terraform, Pulumi, TLS, OIDC, HIPAA audit logging, Prometheus, Grafana, Dagster, Prefect, Docker, MongoDB, AWS, GCP, Python, TypeScript/Node.js
2mo
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Principal Full Stack Software Engineer, Investments Technology (Public Markets)
Boston, Massachusetts, United States
HybridFull Time
8+ YOE8+ years of software engineering in agile environments; expert in distributed, low-latency systems; experience with real-time trading/market data is preferred; strong Python backend and AWS skills; API design and AI-assisted SDLC tooling.
Python, AWS, REST, Event-driven architectures, CI/CD, Observability, Snowflake
2mo
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Forward Deployed Engineer
Boston, Massachusetts, United States
$170k-$190k/yr OnsiteFull Time
8+ YOE8+ years data engineering/backend experience; 3+ years customer-facing; strong SQL; Python/Julia/R; APIs; analytics tools.
SQL, Python, GraphQL, REST, Snowflake, Superset, Looker, ELT, ETL, Julia, R
2mo
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Data & LLM Systems Engineer
Boston or San Francisco
HybridFull Time
Design and build data pipelines and schemas; develop backend services; instrument LLM interactions and observability.
Python, Go, Vue, TypeScript, Gitea, Langchain, Pydantic AI, LLMs, Postgres, AWS, Docker, Terraform, GitHub Actions, Vector databases, Analytics warehouses, OpenAI, Anthropic
4w
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Product Solutions Engineer, gUP Search RWJ Platforms
Cambridge, Massachusetts, United States
$127k-$183k/yr OnsiteFull Time
3+ YOEBachelor's in Engineering or Computer Science; 3 years client-side web tech; 3 years programming; troubleshoot for partners/customers; strong full-stack and frontend/backend skills preferred.
Java, C++, Python, HTML, CSS, JavaScript, TypeScript, SQL, NoSQL
1mo
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Senior Software Engineer, Billing Ingest
Boston or San Francisco
$145k-$180k/yr HybridFull Time
Senior software engineer responsible for backend data processing, storage, and query infrastructure; strong SQL, Python, ETL, and data modeling skills.
SQL, Snowflake, Databricks, BigQuery, Python, ETL pipelines
1mo
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Principal, Full Stack Engineer (SRE)
Westlake or Salt Lake City or Merrimack
HybridFull Time
5+ YOE5+ years of software engineering; full-stack experience; cloud-native on AWS; Kubernetes; Python/Node.js/Go backend; React frontend; observability; CI/CD; IaC; strong partnering with SREs.
Python, Node.js, Go, React, Kubernetes, AWS, Datadog, Grafana, Prometheus, OpenTelemetry, Kafka, SNS/SQS, Terraform, CloudFormation, Ansible, CI/CD
1d
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Tech Consulting - Full-Stack Java Developer - Senior - Multiple Locations (Los Angeles, CA, US, 90017-5418)
Los Angeles or New York City or Hoboken or San Francisco or San Jose or Seattle or Boston or Chicago or St. Louis or Philadelphia or Dallas or Houston or Irvine or San Diego or Portland or Denver or Minneapolis or Nashville or Phoenix or Pittsburgh or McLean or Atlanta or Charlotte or Detroit or Columbus or Cleveland or Akron or Miami
$103k-$188k/yr HybridFull Time
3+ YOE3+ years software engineering; Bachelor's in CS or related field; proficient in at least one modern backend language; full-stack experience; REST APIs; React/Angular or similar; Git; cloud familiarity; travel up to 25%.
Python, Java, JavaScript, TypeScript, React, Angular, Git, Node.js, Spring, .NET, Docker, Kubernetes, REST APIs
3w
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Software Engineering & Development, AVP
Boston, Massachusetts, United States
$90k-$158k/yr HybridFull Time
7+ YOESenior hands-on application developer with 7+ years in cloud-based development, AWS, data processing, and regulatory reporting; strong backend/data skills; hybrid Boston-based role.
Databricks, Apache Spark, SQL, AWS, Scala, Java, Python, CI/CD, DevOps, Microservices
HiringCafe market data
Backend Python Developer Jobs market signals in Westminster, MA, US
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
92
Hiring companies
63
Fresh sample
31% new in 30d
Salary visibility
76% show pay
Companies appearing in this market
Wellington ManagementAcadian Asset ManagementAllSpiceAltanaBeacon BiosignalsCiscoClaspCloudZero
Work location mix in visible results
Hybrid: 16Onsite: 10Remote: 3