Back End Developer Jobs in New York

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Agile Delivery Lead (Cyber Security): Charlotte, NC: Hybrid

NodeLogix

•

Remote or Charlotte, North Carolina, USA

Contract

Pays $60/hr ON W2 Til: 12/2025: Potential extensions W2: EAD 3 DAYS ** Experience leading API development/backend API Developer ** Jira/Confluence; ** Fluent in Agile; ** Lead technologist; ** Execute vision/delivery of vision; ** Strong Product Manager ** Understanding of cyber security centers. ** Demonstrated ability to work on multiple complex projects in a matrixed environment; ** Demonstrated ability to build strong relationships; ** Critical thinking. ** Attention to detail/detail orien
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Posted 5 days ago

Senior Software Engineer, Backend Platform

mongoDB, inc

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New York, New York, USA

Full-time

MongoDB's mission is to empower innovators to create, transform, and disrupt industries by unleashing the power of software and data. We enable organizations of all sizes to easily build, scale, and run modern applications by helping them modernize legacy workloads, embrace innovation, and unleash AI. Our industry-leading developer data platform, MongoDB Atlas, is the only globally distributed, multi-cloud database and is available in more than 115 regions across AWS, Google Cloud, and Microsoft
Posted 21 days ago | Updated 2 hours ago

Senior React Developer (10+ Years Experience) - Remote

URSI Technologies Inc.

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Remote

Contract, Third Party

Position Senior React Developer (10+ Years Experience)Location RemoteDuration 1+ Year (Extendable) Job Description: We are seeking a highly skilled Senior React Developer with over 10 years of experience in frontend development. The ideal candidate will have deep expertise in JavaScript, React.js, TypeScript, and modern UI/UX principles. You ll be responsible for leading frontend architecture, mentoring developers, collaborating with cross-functional teams, and delivering high-performance, scal
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Posted 53 days ago | Updated 3 days ago

Principal Cybersecurity Engineer

NuLeap

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Remote or US

Third Party

Job Summary (List Format): - Lead the design and implementation of secure, scalable, and high-performance cloud-based systems. - Architect and develop backend systems using Rust (Tokio, Actix, Axum, Rocket) and Scala (Akka, ZIO, Cats, Play). - Ensure secure execution environments utilizing WebAssembly (WASM). - Employ extensive AWS services (Lambda, ECS, S3, API Gateway, CloudFront, DynamoDB, GuardDuty, WAF, Security Hub, KMS) for cloud infrastructure and security. - Implement and enforce AP
Posted 39 days ago | Updated 5 days ago

Software Engineer, Backend

West Coast Consulting LLC

•

Remote

Full-time

Job Description REMOTE JOB DESCRIPTION We're looking for a skilled Senior Backend Engineer (Contractor) to join our GraphQL API platform team. In this role, you'll focus on migrating legacy Python services to Go within our GraphQL API services. Experience with GraphQL, including GraphQL Federation and Apollo Router, is a strong plus. You'll use internal tools and processes developed by the GraphQL team to accelerate our migration from Python to Go. We're seeking someone who thrives in a fas
Posted 50 days ago | Updated 10 hours ago

Backend Software Engineer

Pinterest, Inc.

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Remote or San Francisco, California, USA

Full-time

About Pinterest: Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we're on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other's unique experiences and embrace the flexibility
Posted 60+ days ago | Updated 2 hours ago

Software Engineer, Backend

West Coast Consulting LLC

•

Remote

Contract

Job Description Remote In this role, you'll focus on migrating legacy Python services to Go within our GraphQL API services. Experience with GraphQL, including GraphQL Federation and Apollo Router, is a strong plus. You'll use internal tools and processes developed by the GraphQL team to accelerate our migration from Python to Go. We're seeking someone who thrives in a fast-paced environment, excels at solving complex problems, and collaborates effortlessly across teams. Responsibilities inclu
Posted 24 days ago | Updated 10 hours ago

Senior Backend Software Engineer

Pinterest, Inc.

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Remote or San Francisco, California, USA

Full-time

About Pinterest: Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we're on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other's unique experiences and embrace the flexibility
Posted 60+ days ago | Updated 2 hours ago

Senior Python Developer / Remote / Cloud & Microservices

Motion Recruitment Partners, LLC

•

Remote or San Francisco, California, USA

Full-time

Job Description Join a globally recognized leader in the entertainment and media industry for a fully remote, long-term contract role focused on impactful backend development. Known for its cutting-edge technology, strong developer-first culture, and commitment to work-life balance, this company is looking to bring on a Senior Python Backend Engineer to join its high-impact platform team. You'll be contributing to the architecture and development of highly scalable backend systems, APIs, and s
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Posted 25 days ago | Updated 10 hours ago

Backend and Systems Engineer, Flows

Postman, Inc.

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New York, New York, USA

Full-time

Who Are We? Postman is the world's leading API platform, used by more than 40 million developers and 500,000 organizations, including 98% of the Fortune 500. Postman is helping developers and professionals across the globe build the API-first world by simplifying each step of the API lifecycle and streamlining collaboration-enabling users to create better APIs, faster. The company is headquartered in San Francisco and has an office in Bangalore, where it was founded. Postman is privately held,
Posted 60+ days ago | Updated 2 hours ago

Lead Angular UI Developer

Shulman Fleming

•

New York, New York, USA

Full-time

Lead Angular UI Developer MUST be local to New York City, Hybrid Schedule, 2 to 3 days onsite Salary Range: $111k to $180k No Sponsorship Available In this role you will own the front-end architecture and execution for mission-critical applications of Market Risk Technology. Will partner with UX designers, back-end engineers, business analysts, and quantitative analysts to translate complex requirements into intuitive, maintainable, and scalable Angular applications. Will mentor a growing team o
Posted 2 days ago

Manager, Video Backend Development

Optimum

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Bethpage, New York, USA

Full-time

Are you looking to Optimize your life? Start your exciting path to a rewarding career today! We are Optimum, a leader in the fast-paced world of connectivity, and we're on the hunt for enthusiastic professionals to join our team! We understand that connectivity isn't just a luxury anymore - it's a necessity that empowers lives, fuels businesses, and drives innovation. A career at Optimum means you'll be enabling progress and enhancing lives by providing reliable, high-speed connectivity solutio
Posted 12 days ago | Updated 13 hours ago

Senior Python Developer / AWS / Fully-remote

Motion Recruitment Partners, LLC

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Remote or Los Angeles, California, USA

Full-time

Job Description This is a fully remote, long-term contract opportunity with a major global enterprise operating in the entertainment and media space. The company is known for its innovative tech stack, strong developer culture, and commitment to employee well-being. They're currently seeking a Senior Python Backend Engineer to join their high-impact platform team working on scalable backend systems, APIs, and serverless cloud infrastructure. This is a rare opportunity to work behind-the-scenes
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Posted 26 days ago | Updated 10 hours ago

Angular UI Developer Lead

Brains Workgroup, Inc.

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New York, New York, USA

Full-time

Our client, a major bank in New York City, is looking for Lead Angular UI Developer. This is hybrid commute to NYC, 2/3 days per week in the office. ** Must be authorized to work for ANY employer in US - NO H1 Visa support for this roleSalary range 150-180K, plus around 15% bonus, plus great benefits package.Lead Angular UI DeveloperIn this role you will own the front-end architecture and execution for mission-critical applications of Market Risk Technology. The ideal candidate will partner clos
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Posted 3 days ago | Updated 2 days ago

React.js Developer-Hybrid- Jersey City

Vedasoft Inc

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Jersey City, New Jersey, USA

Contract

Job Title: React.js Developer Location: Hybrid 3 Days Onsite (Jersey City) Roles and Responsibilities: Design and implement scalable and reusable UI components using React.js. Translate design wireframes and business requirements into high-quality code. Collaborate with backend engineers, UX designers, and product managers to deliver seamless end-to-end features. Write clean, well-tested, modular code following best practices. Optimize applications for performance, speed, and scalability acros
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Posted 2 days ago

Lead Java Back-end Software Engineer

Marlabs LLC

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New York, New York, USA

Contract

Lead Java Back-end Software Engineer Work Location: Denver or NYC onsite Duration: 24 Months Role Description - As Back-end Software Engineer your focus will be developing and implementing software solutions. Besides working closely with your colleagues within the team, you will also work closely with other Nasdaq teams spread globally. You will: be responsible for the development, implementation, testing, and maintenance of software applications.Be involved in the full software development li
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Posted 19 days ago | Updated 5 days ago

Sr. Machine Learning Infrastructure Engineer, Backend, Personalization

Peloton

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New York, New York, USA

Full-time

The Role The Personalization team at Peloton is looking for a senior machine learning infrastructure engineer to design, build and maintain low latency and highly scalable content recommendations services for our super engaged members across multiple platforms. You will have a unique opportunity to build systems and services to provide real time recommendations and best in-class experience for the world's leading at home fitness platform. You will work closely with other ML Engineers, API Engin
Posted 60+ days ago | Updated 2 hours ago

Lead C++ Developer with .Net

Photon

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Remote

Contract, Third Party

Lead C++ Developer with C# and .Net Core Remote We are seeking a hands-on Lead Backend Engineer to help build a new Futures Commodity Commissions Market (FCM) platform a greenfield, regulated financial trading product focused on binary sports prediction markets. This is a rare opportunity to shape the architecture and implementation of a federally regulated financial system from the ground up. You'll be responsible for designing and developing core backend services for a compliant, low-latency t
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Posted 45 days ago | Updated 3 days ago

API Engineer

Kforce Technology Staffing

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Remote or Brooklyn, New York, USA

Contract

RESPONSIBILITIES: Kforce has a client that is seeking an API Engineer in Brooklyn, NY. Summary: We're looking for a skilled Backend Engineer to support the development of mobile shopping experiences. This role focuses on backend/API development and will be part of a cross-functional team that includes product managers, designers, mobile app engineers, and backend developers. Responsibilities: * Design and maintain backend services that power mobile applications * Collaborate with iOS and Andro
Posted 4 days ago | Updated 19 hours ago

.Net Backend Lead

Photon

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Remote

Contract, Third Party

.Net Backend Lead Developer Remote We are seeking a hands-on Lead Backend Engineer to help build a new Futures Commodity Commissions Market (FCM) platform a greenfield, regulated financial trading product focused on binary sports prediction markets. This is a rare opportunity to shape the architecture and implementation of a federally regulated financial system from the ground up. You'll be responsible for designing and developing core backend services for a compliant, low-latency trading platfo
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Posted 58 days ago | Updated 3 days ago