Backend Python Developer Jobs in North Plymouth, MA, US

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Senior Backend Engineer

Cambridge, Massachusetts, United States

$150k-$200k/yr OnsiteFull Time

Blitzy: Provides an autonomous AI platform for enterprise software development.

Senior backend engineer with Python, Terraform, and GCP experience; plus familiarity with backend frameworks, cloud platforms, APIs, databases, CI/CD, version control, and microservices.

Python, Terraform, Google Cloud Platform, AWS, Azure, Node.js, NuxtJS, Express.js, JavaScript, TypeScript, Java, C++, Go, REST, gRPC, GraphQL, SQL, NoSQL, PostgreSQL, MongoDB, Firebase, Jenkins, CircleCI, GitLab, Git, Perforce

1mo

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1mo

Senior Backend Software Engineer

Boston, Massachusetts, United States

$150k-$180k/yr OnsiteFull Time

Rebet: Social sportsbook platform for free-to-play sports predictions.

Design, develop, and scale high-performance backend systems using Python; ensure API reliability, security, and regulatory compliance; mentor engineers and collaborate across teams.

Python, API development, CI/CD, infrastructure automation, data pipelines

3mo

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3mo

Senior Backend Software Engineer

San Francisco or Boston or Denver or New York

$160k-$207k/yr HybridFull Time

Semgrep: Developer of a code analysis and application security platform.

3+ YOEBackend engineering with experience in distributed systems, databases, and APIs. Familiarity with Python, SQLAlchemy, and cloud deployments preferred.

Typescript, Python, Flask, SQLAlchemy, Kubernetes, AWS, React

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Backend Engineer- DevEx Team

Boston or Waltham

$112k-$151k/yr HybridFull Time

ERGO NEXT Insurance: Provides digital insurance tailored for small business owners and entrepreneurs.

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

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Senior Backend Engineer - AI Product

Framingham or Los Angeles or Seattle

$165k-$215k/yr RemoteFull Time

Re:Build Manufacturing: Provides advanced engineering and US-based contract manufacturing services.

5+ YOE5+ years backend experience; 3+ years Python; strong API, DB, and async framework skills; experience with AI tooling and LLM integration

Python, FastAPI, PostgreSQL, SQLAlchemy, Celery, Redis, Docker, Terraform, LangChain, LangGraph, Anthropic Claude, OpenRouter

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Senior Backend Engineer, Enterprise AI

San Mateo or Boston or New York City or Salt Lake City or Lahore

HybridFull Time

Overjet: AI platform for dental diagnostics and practice management.

Proven backend development experience; scale enterprise AI product; cloud platforms; mentoring; agile culture; strong communication; AI in workflows.

Go, Python, Java, Google Cloud Platform, Amazon Web Services, Microsoft Azure

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1mo

Sr Backend Software Engineer

Boston, Massachusetts, United States

$140k-$150k/yr HybridFull Time

Vista Higher Learning: Provides digital and print language learning materials for schools.

7+ YOE7+ years as a Senior Software Engineer with Ruby/Rails or Python + JavaScript; architecture, APIs, SQL, AWS; strong LLM and networking knowledge; collaborative, communicative; BS degree.

Ruby on Rails, Python, JavaScript, MySQL, PostgreSQL, Redis, Elasticsearch, AWS, Git

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(Junior – Senior) Software Engineer - Backend/Platform

Somerville, Massachusetts, United States

$90k-$125k/yr HybridFull Time

Laminar: Provides AI-powered spectral sensors for industrial manufacturing optimization.

Backend/Platform engineering with strong Python/SQL skills; experience with AWS/Azure; data pipelines; Terraform; NoSQL; security best practices.

Databricks, Terraform, SQL, NoSQL, AWS, Azure, Python, PHP

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Java backend data engineer - Smithfield RI

Smithfield, Rhode Island, United States

$40k-$142k/yr OnsiteFull Time

Photon: Independent technology services provider.

5+ YOEBachelor's degree with 5+ years' experience; 10+ years Java development with Spring; 2+ years AWS; 3+ years SQL; 1+ year Python; Docker; DevOps tools.

Java, Spring Batch, Python, AWS, Oracle, Snowflake, Unix Shell Scripting, Control-M, Jenkins, Terraform, CloudFormation, Docker, Kubernetes, SQL

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Senior CAD Backend Engineer - Mechanical/CAD Automation (CAD API Expertise)

Boston, Massachusetts, United States

RemoteFull Time

Foundation EGI: AI-powered platform for industrial engineering and manufacturing automation

5+ YOE5+ years backend, 3+ years CAD API experience (Siemens NX, CATIA, PTC), Python, Protobuf, cloud-native, 3D data.

Python, TypeScript, Protobuf, gRPC, Docker, Kubernetes, Spinnaker, PostgreSQL, Google Cloud, GitHub Actions, Next.JS, React.JS

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Technical Lead, Backend (Civil Aviation)

Boston, Massachusetts, United States

OnsiteFull Time

Air Space Intelligence: Provides predictive AI software for aviation and defense operations.

3+ MgmtExperience building production-grade backend or distributed systems; proficiency in Rust and/or Python; real-time data pipelines; AWS; lead small engineering teams; end-to-end ownership.

Rust, Python, AWS

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Senior Lead Software Engineer, Back End (Python/Node.js)

McLean or New York City or Cambridge

$230k-$286k/yr OnsiteFull Time

Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.

6+ YOESenior backend software engineer with 6+ years experience, cloud (AWS/Azure/GCP), leadership experience preferred; strong Java, Python, Node.js, Go, Scala, and cloud/container tech.

Java, Python, SQL, Node.js, Go, Scala, Docker, Kubernetes, AWS, Azure, GCP

1mo

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1mo

Principal Software Engineer, Backend

Cambridge, Massachusetts, United States

$167k-$209k/yr HybridFull Time

Cambridge Mobile Telematics: Providing telematics and behavioral analytics for safer driving and insurance.

9+ YOE9+ years of backend software engineering experience; strong Python; cloud (AWS) and CI/CD; scalable systems; TDD.

Python, C++, AWS, Docker, Terraform, Terragrunt, PostgreSQL, S3, EC2, Lambda, SNS, SQS, RDS

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Software Engineer II (Backend, Hardware Accelerate)

Boston, Massachusetts, United States

$125k-$175k/yr OnsiteFull Time

WHOOP: Providing wearable health trackers and physiological performance analytics.

Python backend development, API design, distributed systems; data pipelines and hardware workflows; collaborative in a fast-paced environment; interest in hardware; AI tooling; bonus frontend experience.

Python, APIs, Distributed Systems, Data Pipelines, Hardware Tools Integration, React, Vue, Angular

2mo

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2mo

Lead Software Engineer - Python | Backend

Barcelona or Boston or Monterrey or Indore

HybridFull Time

Trivelta: Builds modular technology for social-first sportsbooks and casinos

Based in Barcelona or willing to relocate; fluent English; European language is a plus; 2+ years outbound sales; 3+ years as Account Executive; experience selling B2B software; strong communication; willingness to travel; EU work authorization; no visa sponsorship.

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Junior Software Engineer (Backend + AI)

Needham, Massachusetts, United States

$90k-$110k/yr HybridFull Time

Newton Research: AI agents for marketing analytics and media planning workflows.

Strong Python skills, web API experience, Git proficiency, database experience, genuine AI/ML interest, and ability to debug AI-generated code.

Python, Django, Django REST Framework, PostgreSQL, Redis, OpenAI API, LangChain, LangGraph, sentence-transformers, vector databases, React, TypeScript, Vite, SCSS Modules, Docker, GitHub Actions, AWS, S3, ECR, MinIO, Sentry, RQ, pytest, Vitest, Playwright

2mo

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2mo

Software Engineer II - Channel Rendering and Engagement

Boston, Massachusetts, United States

$116k-$174k/yr OnsiteFull Time

KlaviyoNYSE: KVYO: Software for automating personalized email and SMS marketing campaigns.

3+ YOE3+ years in software engineering; distributed systems; end-to-end solutions; AI tools familiarity; code reviews and robust testing; agile environment.

Python, Go, AWS, Cloud Native

1mo

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1mo

Senior Software Engineer / Back-End Developer

Arlington or Woburn

$134k-$184k/yr OnsiteFull Time

Systems & Technology Research: Develops advanced technology for national security and defense applications.

5+ YOE5+ years of enterprise back-end software experience; active Secret security clearance with Top Secret eligibility; degree in software engineering, computer engineering, or computer science; mobile OS knowledge; OO programming, Linux, and shell scripting; design of platform components.

Linux, Shell scripting, CUDA, AWS, Python, Java, C++, Machine Learning, ETL, Geospatial, SQL

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Senior Software Engineer

Chicago or Wakefield or Boston

$89k-$190k/yr HybridFull Time

Publicis GroupeEuronext Paris: PUB: Global communications, advertising, and digital transformation holding.

5+ YOE5+ years in full-stack development; SPA with TypeScript/Angular; backend with Python; cloud and container tech; strong communication.

TypeScript, Angular, Python, AWS, Azure, Kubernetes, Docker, Salesforce, Eloqua, Asana

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Software Engineer

Needham or Arlington

$90k-$110k/yr OnsiteFull Time

Federated Wireless: Provides shared spectrum solutions for 4G and 5G networks.

BS or MS in CS; proficient in Python/Java; MongoDB/PostgreSQL; frontend and backend development; AI/ML frameworks; AWS; MLOps; strong communication; adaptable; agile environment.

Python, Java, MongoDB, PostgreSQL, JavaScript, React, Redux, HTML5, CSS/SASS, AWS, EC2, S3, TensorFlow, PyTorch, Scikit-Learn, OpenAI APIs, CI/CD, MLOps

1mo

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1mo

Senior Software Engineer

Waltham or Lexington or North Bethesda

$119k-$155k/yr HybridFull Time

XometryNASDAQ: XMTR: Operates an AI-powered marketplace for custom manufacturing and prototyping.

6+ YOE6+ years in software development; full-stack experience; Python backend; React/Typescript; AWS; SQL and MongoDB; Docker/Kubernetes; strong debugging and testing.

Python, React, Typescript, HTML, CSS, AWS, SQL, MongoDB, Docker, Kubernetes

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1mo

Artificial Intelligence Engineer

Boston, Massachusetts, United States

$110k-$160k/yr OnsiteFull Time

Plymouth Rock Assurance: Providing personal and commercial property and casualty insurance products.

2+ YOEExperience building LLM-powered AI applications; strong Python skills; knowledge of ML stack, RAG, MCP, prompt engineering, and API/backend development.

Python, NumPy, Pandas, SciPy, Scikit-learn, OpenAI, Anthropic, Google, Hugging Face, LangChain, LlamaIndex

2mo

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2mo

Senior Software Engineer

New York or Boston

$155k-$185k/yr RemoteFull Time

RapidSOS: Connects data from smart devices directly to emergency responders.

5+ YOE5+ years backend or full stack development; Python and/or Node; RESTful APIs; cloud (AWS); databases; AI-driven features; strong teamwork; proactive learning.

Python, Node.js, AWS, RESTful APIs, RabbitMQ, Kafka, SQS, WebSockets, Infrastructure as Code

20h

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20h

Senior Software Engineer

Chicago or Wakefield or Boston

$89k-$190k/yr OnsiteFull Time

Publicis GroupeEuronext Paris: PUB: Global advertising and digital transformation agency holding.

5+ YOE5+ years in full stack development; SPA with TypeScript/Angular; backend with Python; low-latency, high-throughput systems; cloud (AWS/Azure), Kubernetes, Docker; strong communication and collaboration.

TypeScript, Angular, Python, AWS, Azure, Kubernetes, Docker

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Principal Software Engineer

Boston, Massachusetts, United States

HybridFull Time

VeriskNasdaq: VRSK: Provides data analytics and risk assessment for global insurance.

10+ YOE BS in CS; MS preferred; 10+ years backend software development; OO/design patterns; C#, Angular, PostgreSQL, Python; cloud infra and containerization; AWS preferred.

AWS, C#, Angular, Python, PostgreSQL, SQL, Glue, Aurora

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Software Engineer II

Cambridge or New York

$130k-$175k/yr OnsiteFull Time

Kensho: Developing AI and machine learning for financial data analysis.

2+ YOETwo+ years of SaaS backend development; API experience; strong communication; full lifecycle software development; knowledge of algorithms and data structures.

Python, FastAPI, Django, PostgreSQL, OpenSearch, Git, Jsonnet, Jenkins, AWS, EKS, Celery, RabbitMQ, Prometheus, Grafana, Sentry

1mo

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1mo

Senior Software Engineer, Voice AI

Boston or New York or Remote

$138k-$221k/yr HybridFull Time

ToastNYSE: TOST: Cloud-based technology platform for the restaurant and hospitality industry.

5+ YOE5+ years fullstack web development; backend Java/Kotlin and Python; React frontend; AWS; Docker; Git; Figma to UI; scalable DB design; AI/LLM integration.

Java, Kotlin, Python, React, Tailwind, Bootstrap, AWS, Docker, Git, Figma

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Senior Software Engineer - Java, Angular

Johnston or Iselin or Westwood or Medford or Phoenix

$107k-$161k/yr OnsiteFull Time

Citizens Financial GroupNYSE: CFG: Provides retail, commercial, and private banking services to customers.

5+ YOE5+ years software development; 3+ years requirements gathering and design; strong collaboration; multi-language experience including frontend (Angular/React/Vue) and backend (Java/Python/JavaScript).

Java, Angular, Python, JavaScript, Golang, C, C++, Linux, AWS, Azure, GCP, CI/CD, Flowable, Banking

2mo

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2mo

AI Engineer I

Boston, Massachusetts, United States

$104k-$156k/yr OnsiteInternship

KlaviyoNYSE: KVYO: Software for personalized email and SMS marketing automation.

0+ YOEPursuing advanced degree in CS/AI/ML; internship in AI; Python backend experience; building AI apps; thrive in startup-like environment.

Python, FastAPI, Django

1mo

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1mo

Principal Software Engineer- AI

Boston, /, United States

$174k-$287k/yr HybridFull Time

Red Hat: Provides enterprise-grade open source software and cloud solutions.

7+ YOE7+ years in NLP with Python and NLP frameworks; experience in Generative AI, AWS, and scalable backend microservices.

Python, SpaCy, Hugging Face, TensorFlow, TensorFlow Serving, Keras, PyTorch, AWS

2mo

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2mo

Staff AI Agent Engineer

Boston or Berkeley

HybridFull Time

Liberate: Automates insurance operations using conversational AI agents.

6+ YOE6+ years software engineering; Python; backend; LLMs; customer-facing; strong ownership.

Python, APIs, Cloud, LLMs, Agent Frameworks

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Senior Full Stack Software Developer

Boston, Massachusetts, United States

$170k-$190k/yr HybridFull Time

Nexamp: Provides community solar and energy storage solutions.

7+ YOE7+ years of full stack software development; strong React/Typescript frontend and Python Django or FastAPI backend; solid SQL and cloud exposure; Git/CI/CD; Terraform; able to mentor others and drive initiatives.

React, Typescript, Python, Django, FastAPI, Azure, SQL, Terraform, Git, CI/CD

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Staff Software Engineer - Applied AI

Boston, Massachusetts, United States

$175k-$250k/yr RemoteFull Time

Forward Financing: Provides fast, flexible capital to underserved small businesses.

Bachelor’s or Master’s in CS/Engineering; backend engineer with Python (Ruby/Go a plus); design scalable APIs; cloud and AI ecosystem knowledge.

Python, Ruby, Go, AWS, Snowflake, OpenAI, Claude, Hugging Face, Langchain

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AI Software Engineer (GenAI/RAG/Azure AI Foundry)

Boston, Massachusetts, United States

HybridFull Time

The Phia Group: Provides cost containment and recovery services for health plans.

Experience with GenAI, Retrieval-Augmented Generation (RAG), Azure AI Foundry, Python, backend/full-stack development, and deploying AI solutions on Azure; familiarity with Docker/Kubernetes; SQL/NoSQL.

Python, FastAPI, Docker, Kubernetes, Azure, Azure Kubernetes Service, Azure AI Foundry, Azure OpenAI, Azure ML, SQL, NoSQL, Angular, Spring Boot, Node.js

2mo

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2mo

Sr. Software Engineer, Kafka

Needham, Massachusetts, United States

$152k-$173k/yr OnsiteFull Time

Advisor360°: Provides an integrated SaaS platform for wealth management firms.

5+ YOE5+ years software engineering; strong, hands-on Kafka production experience; distributed systems; backend services (.NET, Python); event-driven architectures; cross-team collaboration.

Apache Kafka, Redis, Auth0, ELK, Orkes, .NET, Python

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Principal Software Engineer

Boston, Massachusetts, United States

$152k-$229k/yr RemoteFull Time

Recorded Future: Provides AI-driven threat intelligence to protect organizations from cyberattacks.

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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1mo

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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1mo

Staff Software Engineer – AI & MCP

Boston, Massachusetts, United States

OnsiteFull Time

RevSpring: Provides patient engagement and payment solutions for healthcare providers.

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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1mo

Senior Software Engineer

Boston, Massachusetts, United States

$90k-$180k/yr HybridFull Time

Wellington Management: Provides investment management services to institutional clients globally.

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