64 backend python developer jobs at 45 companies in New Jersey

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
3d
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Backend Engineer
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/yr RemoteFull Time
Unit21
Unit21: Provides an AI-powered platform for fraud and money laundering detection.
5+ YOE5+ years in data/software engineering, experience with large-scale data processing, advanced SQL, Python/OOP, cloud platforms, and infrastructure-as-code (Terraform).
Apache Spark, Databricks, Flink, Beam, Python, SQL, AWS, Azure, Google Cloud, Terraform
2w
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Senior Backend Software Engineer
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/yr RemoteFull Time
SITE Technologies
SITE Technologies: Provides AI-powered property condition assessments and management software.
5+ YOE5+ years backend development experience with Python and FastAPI, strong backend architecture, relational modeling, AWS services, Docker, CI/CD, and cross-team communication.
Python, FastAPI, PostgreSQL, SQLAlchemy, Alembic, Flyway, AWS, ECS, Lambda, RDS, S3, IAM, Docker, Git, CI/CD, GitHub Actions, AWS CodePipeline, Claude Code, Cursor, Terraform, Terragrunt, Datadog, Sentry, LangGraph, Claude Code SDK, Amazon Bedrock
2w
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AVP, Back End Engineer
Whippany, New Jersey, United States
$146k-$175k/yr OnsiteFull Time
Barclays
BarclaysLondon Stock Exchange: BARC: Global bank providing retail, corporate, and investment financial services.
Experience building backend services with relational/NoSQL databases, server-side languages and frameworks, cloud and container platforms, secure coding, and automated testing; leadership or team lead experience preferred.
Postgres, Oracle, MongoDB, DynamoDB, Java, Spring Boot, Python, Django, C#, C++, .Net, Nodejs, Go, REST, GraphQL, Docker, AWS, Azure, Open Shift
2d
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Backend Software Engineer, Trading Systems & Data Platform
Mountain View or New York City or New Jersey
$110k-$300k/yr HybridFull Time
Arta Finance
Arta Finance: Digital wealth management platform for sophisticated individual investors.
Experience building reliable distributed systems, backend platforms or data infrastructure; strong programming skills (Python or similar); familiarity with Kafka, Kubernetes and cloud; knowledge of financial systems is a plus.
Python, Kafka, Kubernetes
1mo
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Senior Backend Engineer, Space Operations Intelligence & Autonomy (SOIA)
Colorado Springs or Alabama or Arizona or California or Colorado or District of Columbia or Florida or Georgia or Hawaii or Illinois or Indiana or Kansas or Massachusetts or Maryland or Michigan or Minnesota or Missouri or Montana or North Carolina or New Jersey or New Mexico or Nevada or New York or Ohio or Oklahoma or Oregon or Rhode Island or Tennessee or Texas or Utah or Virginia or Washington or Wisconsin or West Virginia or United Kingdom
$150k-$200k/yr OnsiteFull Time
Slingshot Aerospace
Slingshot Aerospace: Software and data analytics for space operations management.
5+ YOE5+ years software development, bachelor’s in CS or related, active security clearance (Top Secret preferred), experience with Java/Kotlin, Python, cloud (AWS), containers, distributed systems, Kafka, databases, and API design.
Java, Kotlin, GraphQL, GraphQL subscriptions, REST, Docker, Kubernetes, React, Python, AWS, Helm, EKS, Git, GitHub Actions, Kafka, CloudEvents, PostgreSQL, MongoDB, Three.js, HLA, DIS
1mo
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Senior Software Engineer, Back-End (Power Packs)
Santa Ana or California or New Jersey or Texas or Florida or Japan or Shanghai or Hong Kong or Canada or Mexico or Germany or France
$141k-$229k/yr HybridFull Time
Collectors
Collectors: Providing authentication and grading services for high-value collectibles.
5+ YOE5+ years building backend/data-intensive systems; 4+ years with Java and Spring Boot; strong database and data modeling skills (PostgreSQL, DynamoDB); AWS, serverless, containerization, and API design experience; strong communication.
Java, Spring Boot, PostgreSQL, DynamoDB, AWS, AWS Lambda, Docker, Kubernetes, ECS, Apache Kafka, Python, pytest, unittest, Node.js, TypeScript, Claude, Twitch
1mo
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Senior Java/Python Developer
Middletown, New Jersey, United States
$100k-$110k/yr OnsiteFull Time
Tech Mahindra
Tech MahindraNational Stock Exchange of India: TECHM: Global provider of information technology and business process services.
5+ YOEBachelor's degree required; 5+ years experience; strong Java and Python backend development, REST/microservices, system architecture, unit/integration testing and CI/CD experience.
Java, Python, RESTful APIs, CI/CD pipelines
1w
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Lead Software Engineering - Python
Jersey City, New Jersey, United States
$152k-$215k/yr OnsiteFull Time
JPMorgan Chase
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
5+ YOE5+ years software engineering experience with system design, backend development (Python, Java), cloud platforms, databases, agile/CI/CD, and experience leading teams and adopting AI-assisted engineering practices.
Python, Flask, Django, HTML, CSS, JavaScript, Typescript, React, Angular, Java, Spring, Spring Boot, AWS, Azure, GCP, RESTful APIs, WebSockets, JSON, SQL, NoSQL, CI/CD
2d
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Python Programmer
Jersey City, New Jersey, United States
$82k-$127k/yr OnsiteFull Time
Infosys
InfosysNYSE: INFY: Provides IT consulting, software development, and business outsourcing services.
Bachelor's or equivalent; strong Python backend development, OOP, SQL, Unix shell scripting, RESTful APIs, data structures, multithreading, and container deployment experience; ETL/MongoDB/Hadoop preferred; US work authorization required.
Python, SQL, Unix shell scripting, RESTful APIs, MongoDB, Hadoop, OpenShift, Docker
3mo
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Full Stack Engineer
Fort Lee, New Jersey, United States
$160k-$200k/yr OnsiteFull Time
Cross River
Cross River: Provides technology infrastructure and embedded financial solutions to fintechs.
4+ YOE4+ years of software development; strong React front-end; Python or Node.js backend; AWS; TDD/CI/CD; Agile; AI/LLM experience.
React, JavaScript, Python, Node.js, Express.js, AWS, Terraform, CDK, SQL, NoSQL, DynamoDB, S3, RDS, Lambda, API Gateway, CI/CD, TDD, OpenID Connect, OAuth2
1mo
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Senior Software Engineer
New York City or Arizona or California or Colorado or Connecticut or Florida or Georgia or Maine or Maryland or Massachusetts or Michigan or Minnesota or New Jersey or New York or North Carolina or Oregon or Rhode Island or South Carolina or Tennessee or Texas or Virginia or Utah or Wisconsin
$165k-$185k/yr RemoteFull Time
Electric
Electric: Provides automated IT management and security services for businesses.
8+ YOE8+ years backend experience with modern Python stack, leadership experience, proficiency in Postgres/SQLAlchemy, AWS, Terraform, FastAPI, React/TypeScript, observability, and familiarity with AI-assisted development.
Python, FastAPI, Pydantic, PostgreSQL, SQLAlchemy, Alembic, Temporal, Redis, AWS RDS, AWS S3, AWS SQS, AWS DynamoDB, AWS ECS, AWS IAM, Terraform, React, TypeScript, Claude Code
3w
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Software Engineer
New York City or Englewood Cliffs
$120k-$150k/yr HybridFull Time
Versant
VersantNasdaq: VSNT: Operates cable television networks and digital media entertainment platforms.
3+ YOE3+ years software development; backend (Java, Node.js, Python, Go), frontend (JavaScript/TypeScript, React/Vue/Angular), microservices and REST APIs, cloud (AWS/Azure), Git and CI/CD experience.
Java, Node.js, Python, Go, JavaScript, TypeScript, HTML, CSS, React, Vue, Angular, AWS, Azure, Git, GitHub Actions, Jenkins, Terraform, CloudFormation, Datadog, Prometheus, ELK
5h
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Senior Full Stack Engineer
Piscataway or Charlotte
OnsiteContract
Delan Associates
Delan Associates: Provides engineering and professional services to government agencies.
Expertise in frontend and backend development (React, Next.js, Python, Go, Node.js), microservices on AWS, CI/CD, mentoring experience, and on-call support for production systems.
React, Next.js, Python, Go, Node.js, CI/CD, EKS, Lambda, API Gateway, Kubernetes, Amazon Bedrock, AWS
2mo
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AI Engineer
New York or Los Angeles or Boston or Jersey City or Houston
$115k-$130k/yr RemoteAll Commitments Available
Makai Labs
Makai Labs: Provides AI-powered enterprise automation and human-machine teaming solutions.
Hands-on AI engineer with Python skills; experience building AI apps; internship/coursework/research or projects; ability to prototype and iterate quickly.
Python, API development, Backend services, Workflow automation, FastAPI/Flask, React/TypeScript, Docker, Testing (Python/TypeScript), LLM retrieval/search
1mo
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Senior AI Engineer - Vice President
Jersey City, New Jersey, United States
$142k-$213k/yr HybridFull Time
Citi
CitiNYSE: C: Providing global banking, investment, and wealth management services.
10+ YOE10+ years software development experience building GenAI/LLM-based solutions; strong Python, backend, containerization, orchestration, CI/CD, and conversational AI expertise; experience with LLM fine-tuning, RAG, and production ML systems.
GenAI platforms, MongoDB, SQL, NoSQL, Gemini, Claude, GPT, LangChain, LangGraph, Google ADK, Python, FastAPI, asyncio, Claude Code, Devin AI, Cursor, Copilot, OpenShift, DeepSpeed, vLLM, GPTQ, Docker, Kubernetes, CI/CD, REST, NodeJs, React, AngularJS, Angular, Java, Spring Boot
11h
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Fullstack Software Engineer
Kansas City or Dallas or Alabama or Arkansas or Arizona or California or Colorado or Connecticut or Florida or Georgia or Idaho or Iowa or Kentucky or Louisiana or Massachusetts or Maryland or Michigan or Minnesota or Mississippi or Montana or Nebraska or Nevada or New Jersey or New York or North Carolina or Ohio or Pennsylvania or Puerto Rico or Rhode Island or South Carolina or Tennessee or Texas or Utah or Virginia or Washington or Wisconsin or West Virginia
$130k-$150k/yr HybridFull Time
Michael Baker International
Michael Baker International: Engineering and consulting services for global infrastructure projects.
3+ YOEBachelor's or equivalent, 3+ years full‑stack web experience with modern frontend frameworks, TypeScript/JavaScript, backend in Node.js or Python, cloud platform experience, RESTful APIs, microservices, SQL, automated testing, and agile development.
React, Angular, Vue, TypeScript, JavaScript, Node.js, Python, AWS, Azure, GCP, Esri ArcGIS, MapLibre, Mapbox, PostGIS, Docker, Claude Code, Copilot, Cursor, SQL
1mo
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Software Engineer L3
United States or Colorado or Hawaii or Illinois or Maryland or Massachusetts or Minnesota or New Jersey or New York or Vermont or District of Columbia or Washington or California or Connecticut or Pennsylvania or San Francisco
$139k-$204k/yr RemoteFull Time
Twilio
TwilioNYSE: TWLO: Cloud communications platform for programmable messaging, voice, and email.
4+ YOE4+ years building and operating resilient backend services; production experience with Go/Java/Python, Terraform, AWS and Microsoft Azure; strong distributed systems and observability skills.
Go, Java, Python, AWS, EC2, S3, Aurora, DynamoDB, Microsoft Azure, Microsoft Azure Virtual Machines, Microsoft Blob Storage, Microsoft Azure SQL, Microsoft Cosmos DB, Terraform, Kafka, Docker, Kubernetes, OpenTelemetry, Claude Code, MTA
3mo
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Senior Software Engineer, LIMS (Onsite)
Ramsey or Fort Myers or Aliso Viejo
OnsiteFull Time
NeoGenomics
NeoGenomicsNASDAQ: NEO: Provides specialized oncology diagnostic testing and clinical laboratory services.
7+ YOE7+ years Java software development experience, Bachelor's in Computer Science or equivalent, strong backend/REST and microservices skills, experience with Spring/Spring Boot and Python frameworks, SQL/NoSQL and cloud (AWS/Azure), authorized to work in the US.
Java, Spring, Spring Boot, Python, Flask, Django, FastAPI, RESTful APIs, microservices, SQL, NoSQL, PostgreSQL, MySQL, AWS, Azure, SAPIO LIMS, LabVantage, SDMS, ELN, CDS
1mo
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Software Engineer L3
United States or California or Colorado or Connecticut or Hawaii or Illinois or Maryland or Massachusetts or Minnesota or New Jersey or New York or Vermont or Washington or Pennsylvania or District of Columbia
$139k-$204k/yr RemoteFull Time
Twilio
TwilioNYSE: TWLO: Cloud communications platform for building customer engagement applications.
4+ YOE4+ years building and operating resilient backend services. Hands-on experience with Go/Java/Python, cloud (AWS and Microsoft Azure), Terraform, distributed systems (Kafka), and IaC; familiarity with observability and high-throughput systems.
Go (Golang), Java, Python, AWS, AWS EC2, AWS S3, AWS Aurora, AWS DynamoDB, Microsoft Azure, Microsoft Virtual Machines, Microsoft Blob Storage, Azure SQL, Microsoft Cosmos DB, Terraform, Kafka, Docker, Kubernetes, OpenTelemetry, Claude Code, mail transfer agent (MTA)
3w
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Principal Software Engineer - AI
Woodland Hills or Los Angeles or Alabama or Arizona or California or Colorado or Connecticut or Florida or Georgia or Illinois or Indiana or Kentucky or Massachusetts or Michigan or North Carolina or New Jersey or Nevada or New York or Ohio or Pennsylvania or South Carolina or Texas or Utah or Virginia
$200k-$230k/yr HybridFull Time
Convoso
Convoso: AI-powered contact center platform for outbound sales teams.
10+ YOE10+ years software engineering experience, 5+ years backend work in Python or PHP, expertise building LLM-based AI agent systems, production LLM API integration, MySQL proficiency, and automated testing for AI workflows.
LLM, OpenAI, Claude, GitHub Copilot, MySQL, Python, Django, Flask, PHP, Symfony, Laravel, React