567 python backend developer jobs at 300 companies in Lake Success, NY

1mo
Save
Mark Applied
Hide
Principal Python Backend Engineer
Durham or Jersey City or Boston or Westlake
OnsiteFull Time
Fidelity Investments
Fidelity Investments: Provides investment management, retirement planning, and brokerage services.
7+ YOERequires 7+ years of software engineering experience, primarily building production Python backend systems, with expertise in distributed systems, performance tuning, testing, and scalable services.
Python, Kubernetes, Docker, CI/CD, AWS, Amazon EC2, Amazon S3, Amazon RDS, AWS Lambda, AWS Identity and Access Management (IAM), SQL, NoSQL, Microsoft?
3d
Save
Mark Applied
Hide
Backend Engineer
Denver or Seattle or Washington or San Francisco or Los Angeles or Arvada or San Francisco or Nashville or Denver or Santa Fe or New Orleans or San Diego or Bozeman or New York City
$120k-$180k/yr HybridFull Time
Quindar
Quindar: Cloud-native software for automated satellite mission operations.
3+ YOERequires Python backend development, AWS, GraphQL, Docker, Terraform, APIs, Kubernetes, Git, a computer science bachelor's degree, and 3+ years of experience; U.S. person status and security clearance eligibility required.
Python, AWS, GraphQL, Docker, Terraform, OpenAI, Anthropic, AskSage, Kubernetes, AWS Lambda, Amazon ECS, Amazon EKS, Amazon CloudWatch, Amazon S3, Amazon EFS, Amazon EBS, Amazon EC2, Amazon RDS, Git, GitHub, GitLab, CI/CD
2mo
Save
Mark Applied
Hide
Senior Backend Developer
Yerevan or New York City or Israel or Ukraine or Armenia
RemoteFull Time
Commit
Commit: End-to-end software, cloud, and cybersecurity consulting and development.
5+ YOE5+ years backend development (Python, JavaScript), building and operating production SaaS services, designing scalable architectures and data pipelines, driving projects end-to-end, and using AI/LLMs in development workflows.
Python, JavaScript, AI/LLMs, GenAI, Active ASPM
2d
Save
Mark Applied
Hide
Remote Backend Engineer (Python/FastAPI)
New York City, New York, United States
$200-$300/hr RemoteContract
Turing
Turing: AI-powered platform connecting companies with global remote software developers.
3+ YOERequires 3+ years of software engineering experience, strong Python and JavaScript expertise, production deployment experience, software architecture and debugging skills, and excellent written and oral communication.
Python, FastAPI, JavaScript, React, Node.js, C, C++, Java, Rust, Go
1w
Save
Mark Applied
Hide
Backend Engineer
New York City, New York, United States
OnsiteFull Time
Portra
Portra: Software platform automating insurance quote, bind, and issue workflows.
2+ YOERequires 2+ years building production backend systems, a master's degree or equivalent experience, Python, SQL and NoSQL, cloud deployment, Docker, Kubernetes, APIs, and CI/CD experience.
Python, AWS, GCP, Docker, Kubernetes, SQL, NoSQL, CI/CD, Flask
1w
Save
Mark Applied
Hide
Senior Backend Engineer
Norwalk, Connecticut, United States
OnsiteFull Time
Oxbridge Health
Oxbridge Health: Provides health insurance plans focused on episode-based care.
7+ YOERequires 7+ years of backend engineering experience, expert AWS serverless and Python skills, distributed systems expertise, REST API development, databases, CI/CD, and technical leadership.
AWS, AWS Lambda, Amazon API Gateway, Amazon SQS, Amazon SNS, Amazon DynamoDB, AWS Step Functions, Amazon EventBridge, Apache Kafka, Python, PostgreSQL, Amazon RDS, GitHub Actions, HIPAA, RESTful APIs, TDD, IaC, CI/CD
1mo
Save
Mark Applied
Hide
Backend Engineer
New York City, New York, United States
$125k-$165k/yr OnsiteFull Time
Discernis
Discernis: AI-native document intelligence software for legal investigations and discovery.
Professional Python backend experience; familiarity with Flask, relational databases, background processing, and search systems; focus on reliability, performance, and secure design.
Python 3.11, Flask, SQLAlchemy, PostgreSQL, Elasticsearch, OpenSearch, Redis, Docker, Celery
2mo
Save
Mark Applied
Hide
Backend Engineer
Giv'atayim or Tel Aviv or New York City or London or Singapore or São Paulo
HybridFull Time
Personetics
Personetics: AI-powered personalized banking and financial guidance platform.
5+ YOE5+ years backend/platform engineering experience, 5+ years with Java, Kubernetes experience, SQL and relational DB knowledge, Python familiarity, leadership and platform design experience, practical experience with AI dev tools (e.g., Cursor).
Java, Python, Kubernetes, SQL, Cursor, CI/CD, Azure, AWS
2w
Save
Mark Applied
Hide
Backend Engineer, Markets
New York, New York, United States
OnsiteFull Time
Polymarket
Polymarket: A decentralized platform for trading on real-world event outcomes.
1+ YOE1+ years backend experience, proficiency in TypeScript/Python/Go, third-party API integration, Linux and cloud tooling comfort, experience shipping production code; AI-assisted development familiarity preferred.
TypeScript, Python, Go, Claude Code, Codex, Cursor, Linux, Kafka, RabbitMQ
2mo
Save
Mark Applied
Hide
Backend Engineer
New York, New York, United States
$110k-$140k/yr HybridFull Time
Bayview Asset Management
Bayview Asset Management: Investment management firm specializing in credit and mortgage assets.
Bachelor's degree in Computer Science or equivalent experience; strong backend development skills in .NET and Python; experience with databases and CI/CD.
NET (C#, EF Core, ASP.NET Core), Python (FastAPI, Pydantic, SQLAlchemy), SQL Server, Snowflake, Redis, Bitbucket, Jenkins, Docker, Kubernetes, VS Code
3mo
Save
Mark Applied
Hide
Senior Backend Engineer
New York, New York, United States
$168k-$189k/yr HybridFull Time
Gen Digital
Gen Digital: Provides cybersecurity, identity protection, and online privacy software solutions.
4+ YOESenior backend engineer with 4+ years of experience, strong Python/Django or similar OOP experience, relational and non-relational databases, RESTful APIs, and containerization (Docker/Kubernetes).
Python, Django, C#, NET, PHP, MySQL, PostgreSQL, MSSQL, MongoDB, CosmosDB, REST, Docker, Kubernetes
1mo
Save
Mark Applied
Hide
Senior Backend Engineer
Germany or London or New York City or Los Angeles
$100k-$170k/yr HybridFull Time
Aurora
Aurora: AI-native travel and lifestyle management for high-performance individuals
5+ YOE5+ years building production backend systems; strong Python and Django experience; SQL, Celery, GCP and Terraform familiarity; experience with LLMs, RAG pipelines, observability, and production operations.
Python, Django, DRF, SQL, Celery, GCP, Terraform, Flutter, Vue, LLMs
2mo
Save
Mark Applied
Hide
Senior Backend Engineer
New York or United States
RemoteFull Time
Astra
Astra: Develops APIs for automated and real-time bank transfers.
5+ YOE5+ years building production backend systems, strong systems engineering, Python experience, distributed systems and microservices, Google Cloud Platform familiarity, BS in CS/Engineering required, MS preferred.
Python, Google Cloud Platform, SQL, NoSQL
1w
Save
Mark Applied
Hide
Founding Backend Engineer
New York City, New York, United States
$140k-$270k/yr OnsiteFull Time
Deepline
Deepline: AI-powered operating system for GTM execution and data orchestration.
4+ YOE4+ years building production backend systems; strong Python, TypeScript/Node, SQL, and relational data systems skills; experience designing APIs, integrating third-party systems, and addressing reliability at scale.
Python, TypeScript, Node, SQL
4d
Save
Mark Applied
Hide
Backend Engineer
New York, New York, United States
RemotePart Time
Qureos
Qureos: AI-powered recruitment platform automating candidate sourcing and screening.
Proficiency in Python, Java, Node.js, or Ruby; web frameworks and RESTful APIs; SQL and NoSQL databases; cloud platforms; problem-solving and communication skills.
Python, Java, Node.js, Ruby, RESTful API, SQL, NoSQL, AWS, Google Cloud, Azure, Agile, Git, Docker, CI/CD
1mo
Save
Mark Applied
Hide
Senior Backend Developer - Integrations
New York City or Denver or Charlotte
$116k-$200k/yr HybridFull Time
Judi Health
Judi Health: Provides unified healthcare benefits administration and claims processing software.
7+ YOE7+ years experience building backend systems with Python and cloud-native architectures; strong PostgreSQL, API, microservices, AWS, Terraform, and client-facing technical skills.
Python, Flask, SQLAlchemy, TypeScript, React, PostgreSQL, AWS, Terraform, Linux, Bash, Zsh, Node.js, Git, Playwright, AWS Lambda, API Gateway, ECS
1mo
Save
Mark Applied
Hide
Backend Engineer (Senior/Staff)
New York City, New York, United States
$175k-$225k/yr RemoteFull Time
Taxwire
Taxwire: Automated global sales tax and compliance platform for businesses.
5+ YOE5–10+ years backend engineering experience; strong backend systems, data modeling, and compliance logic; proficiency with Python (FastAPI, Pydantic, pandas, duckdb), Postgres/SQL, and AWS; strong communication and ownership.
Python, FastAPI, Pydantic, pandas, duckdb, Postgres, SQL, AWS, LLMs, Playwright
3mo
Save
Mark Applied
Hide
Principal Backend Engineer
New York, New York, United States
$135k-$217k/yr OnsiteFull Time
Publicis Groupe
Publicis GroupeEuronext Paris: PUB: Global advertising and digital transformation agency holding.
10+ YOE10+ years backend or distributed systems experience; expert Python backend; Databricks/PySpark; AWS serverless; multi-tenant SaaS design; leadership without people management.
Python, SQL, Databricks, PySpark, AWS, API Design, DynamoDB, S3, Lambda, IAM, CloudFormation, SAM
3mo
Save
Mark Applied
Hide
Senior Engineer, Backend
New York City, New York, United States
$160k-$250k/yr OnsiteFull Time
Linero
Linero: AI-native venture-backed software focused on national security and enterprise AI.
5+ YOE5+ years backend engineering; systems design; Python/Go/Java; API design; distributed systems; multi-tenant data isolation; security; NYC relocation.
Python, Go, Java
2mo
Save
Mark Applied
Hide
Backend Engineer, Integrations Platform
New York, New York, United States
$115k-$140k/yr HybridFull Time
Pinwheel
Pinwheel: API for payroll connectivity and income data verification.
3+ YOE3-5 years backend integrations experience; CS degree or equivalent; strong Python; AWS experience; on-call; production ops; security hygiene; concurrency knowledge
Python, AWS, DynamoDB, S3, IAM, ECR, FastAPI, Redis, Celery, gRPC, Selenium, Playwright

Explore Jobs

Expand Your Job Search