Back End Engineer Jobs in Los Angeles, CA

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Senior Backend Engineer / TypeScript / Southern California

Motion Recruitment Partners, LLC

•

Los Angeles, California, USA

Full-time

We're looking for a Backend Engineer to help build and scale our clients platform. You'll work across the stack-developing APIs, backend services, databases, and web-based UIs-using technologies like TypeScript, Node.js, and modern frameworks. You'll collaborate closely with engineering and product teams to ship high-impact features and drive continuous technical improvements. We value smart, execution-focused developers who see shipping as a core feature and are passionate about building clean,
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Posted 22 days ago | Updated 5 hours ago

Sr. Backend Software Engineer (Python)

Ledgent Technology

•

Los Angeles, California, USA

Full-time

Sr. Backend Engineer (Python) Employment Type: Direct-Hire/Full-Time Workplace Type: Hybrid (3 days onsite) Location: Glendale, CA Industry: SaaS - Consumer Product Compensation: $150,000 - $200,000 RESPONSIBILITIES: Build new capabilities into our web platform that is used by a million people per day while maintaining reliability, scalability, and code quality. Contribute to the design, development, and maintenance of backend systems, microservices, cloud solutions, and data architecture.
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Posted 12 days ago | Updated 1 hour ago

Backend Python Engineer (HYBRID)(No C2C/H1B)

NetSource, Inc.

•

Los Angeles, California, USA

Contract

No C2C/H1B Only local candidates need to apply. Hybrid, preference in the LA area to come into the occasional in person meetings. Please note that this is a 4-month contract position. Tech Stack / Tools: Python (NumPy, Pandas, SciPy) SQL (PostgreSQL or MySQL preferred) Github Jupyter notebook Experience with production systems and deployment environments Requirements: 3+ years of experience in backend development using Python in a production environment. Must know be proficient in NumPy, Pandas
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Posted 5 days ago | Updated 3 days ago

Backend Node Engineer, Hybrid in West Los Angeles

Motion Recruitment Partners, LLC

•

Los Angeles, California, USA

Full-time

This is a hybrid position based in West Los Angeles, CA. Our client is building the future of online shopping, creating an intuitive and engaging experience that connects customers with the products they love. Their team is focused on crafting high-performance mobile and web applications that make browsing, buying, and checkout effortless. As they scale, they are looking for engineers who thrive in fast-paced environments. If you're passionate about building sleek, scalable applications and want
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Posted 8 days ago | Updated 5 hours ago

Backend API Engineer, Node

Motion Recruitment Partners, LLC

•

Los Angeles, California, USA

Full-time

This position is hybrid in West Los Angeles. A fast-growing consumer product startup based in West Los Angeles is looking for a Backend Engineer to join their tight-knit team. They're building technology that connects buyers and sellers in a traditionally offline industry, streamlining transactions through modern APIs and scalable infrastructure. This is a startup. Candidates with current or previous startup experience are strongly preferred. Required Skills & Experience 5+ years of experience
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Posted 5 days ago | Updated 5 hours ago

Senior Software Engineer (Back-End Scala)

Software Resources, Inc.

•

Burbank, California, USA

Contract

Software Resources has an immediate job opportunity for a Senior Software Engineer with a major corporation in Burbank/Glendale, CA. On-site 2-4 days per week. Duration: 12 month(s) Pay Rate: $85 -$93/hr DOE MUST HAVES: This is not a Data Engineer. This is a back-end expert Scala developer.Must have expert experience with Library Development.This role is supporting an acting as a shared service supporting Streaming development teams. This is a back end senior software engineer working on an o
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Posted 24 days ago

Senior Backend (TypeScript) Engineer

Apex Systems

•

Santa Monica, California, USA

Full-time

Job#: 2068475 Job Description: I have an opportunity for a Backend Typescript Developer. If interested in discussing the position further, please send an MS Word version of your resume to Patryk Kopczynski, To apply please email your resume to Here are the details: Position: Backend Typescript Developer Location: Onsite 1-2 a week in Los Angeles Rate: 180,000-220,000 plus equity Duration: Permanent Iv Process: Three step Iv Process Day-to-Day Responsibilities: This is a permanent role so
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Posted 31 days ago | Updated 9 hours ago

senior backend engineer

When I.T. Matters LLC

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Remote

Full-time

Please Only apply if this is a solid fit. NO 3rd parties- Client does NOT sponsor Senior Backend Engineer What You ll Do: Design, build, and optimize backend systems that power real-time and batch video rendering pipelines.Lead API development (GraphQL and REST) and integrate with tools like OpenAI, stock footage providers, and CRM platforms.Develop features for a new paid API product enabling large-scale CRM integration.Tackle AI-enhanced video editing workflows and drive quality improvements.
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Posted 19 days ago | Updated 6 days ago

Principal Backend Engineer

3M Company

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Remote or Maplewood, Minnesota, USA

Full-time

Job Description: Principal Backend Software Engineer Collaborate with Innovative 3Mers Around the World Choosing where to start and grow your career has a major impact on your professional and personal life, so it's equally important you know that the company that you choose to work at, and its leaders, will support and guide you. With a wide variety of people, global locations, technologies and products, 3M is a place where you can collaborate with other curious, creative 3Mers. This positi
Posted 18 days ago | Updated 8 hours ago

Lead Backend Engineer, Python

Launch Potato

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Remote

Full-time

WHO ARE WE? Launch Potato is a digital media company with a portfolio of brands and technologies. As The Discovery and Conversion Company, Launch Potato is a leading connector of advertisers to customers at all parts of the consumer journey, from awareness to consideration to purchase. The company is headquartered in vibrant downtown Delray Beach, Florida, with a unique international team across over a dozen countries. Launch Potato's success comes from a diverse, energetic culture and high-pe
Posted 5 days ago | Updated 8 hours ago

Senior Backend Engineer, Python

Launch Potato

•

Remote

Full-time

WHO ARE WE? Launch Potato is a digital media company with a portfolio of brands and technologies. As The Discovery and Conversion Company, Launch Potato is a leading connector of advertisers to customers at all parts of the consumer journey, from awareness to consideration to purchase. The company is headquartered in vibrant downtown Delray Beach, Florida, with a unique international team across over a dozen countries. Launch Potato's success comes from a diverse, energetic culture and high-pe
Posted 5 days ago | Updated 8 hours ago

Backend Software Engineer

Bayside Solutions

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Remote

Contract

Backend Software Engineer W2 Contract Salary Range: $114,400 - $135,200 per year Location: Austin, TX - Remote Role Requirements and Qualifications: 3-4+ years of backend development experience in Python and/or Java Proven track record of building platforms or adding features to backend services Experience developing large-scale web applications or platforms that serve other teams (e.g., REST services, backend architecture). Bachelor's degree in Computer Science Preferred Qualifications: Ex
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Posted 5 days ago | Updated 1 hour ago

Lead Python Backend Engineer-Remote with Occasional Visits to Danbury, CT office-Full time Role

Cyber Sphere LLC

•

Remote

Full-time

Title Lead Python Backend Engineer Location-Remote with Occasional Visits to Danbury, CT office Duration FTE Job Description We re looking for a Lead Backend Engineer to drive backend development, optimize data infrastructure, and support critical integrations across our ecosystem. You ll play a pivotal role in modernizing our backend architecture to ensure scalability, reliability, and efficiency, while leading transformative initiatives such as: Enhancing CRM and subscription management syste
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Posted 22 days ago | Updated 2 days ago

Lead Backend Engineer, Python (Costa Rica)

Launch Potato

•

Remote

Full-time

WHO ARE WE? Launch Potato is a digital media company with a portfolio of brands and technologies. As The Discovery and Conversion Company, Launch Potato is a leading connector of advertisers to customers at all parts of the consumer journey, from awareness to consideration to purchase. The company is headquartered in vibrant downtown Delray Beach, Florida, with a unique international team across over a dozen countries. Launch Potato's success comes from a diverse, energetic culture and high-pe
Posted 5 days ago | Updated 8 hours ago

Senior Backend Engineer, Python (Costa Rica)

Launch Potato

•

Remote

Full-time

WHO ARE WE? Launch Potato is a digital media company with a portfolio of brands and technologies. As The Discovery and Conversion Company, Launch Potato is a leading connector of advertisers to customers at all parts of the consumer journey, from awareness to consideration to purchase. The company is headquartered in vibrant downtown Delray Beach, Florida, with a unique international team across over a dozen countries. Launch Potato's success comes from a diverse, energetic culture and high-pe
Posted 5 days ago | Updated 8 hours ago

Backend Software Engineer, ML

Bayside Solutions

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Remote

Contract

Backend Software Engineer, ML W2 Contract Salary Range: $135,200 - $156,000 per year Location: Remote Role - PST Job Summary: As a Backend Software Engineer, you will work with the engineering team, EPM, and customers to support customer migration to next-generation services that generate, manage, and consume datasets, features, and embeddings used for ML training. You will utilize tooling to migrate data and work with customers to change their Python clients to start using the new SDK. Thi
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Posted 17 days ago | Updated 1 hour ago

Staff Back End Engineer (MTS 2)

eBay Inc.

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Remote or Portland, Oregon, USA

Full-time

At eBay, we're more than a global ecommerce leader - we're changing the way the world shops and sells. Our platform empowers millions of buyers and sellers in more than 190 markets around the world. We're committed to pushing boundaries and leaving our mark as we reinvent the future of ecommerce for enthusiasts. Our customers are our compass, authenticity thrives, bold ideas are welcome, and everyone can bring their unique selves to work - every day. We're in this together, sustaining the futur
Posted 23 days ago | Updated 8 hours ago

Senior Java Backend Engineer - VP

Citi

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Remote or Tampa, Florida, USA

Full-time

Citi's Functions Technology is responsible for delivering Technology solutions to Citi's Functions organizations. Functions Technology mission is to optimize Citi's Technology environment by delivering world class applications, driving standardization of the production environment, reducing complexity, optimizing management of systems supporting global functions such as Compliance, Controls, Internal Audit and Risk, and introducing innovative technologies that provide new business capabilities,
Posted 34 days ago | Updated 8 hours ago

Senior Software Engineer, Backend

Relativity Space

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Long Beach, California, USA

Full-time

At Relativity Space, we have two audacious goals: to build the next great commercial launch company with Terran R and to become America's leading force in additive manufacturing innovation. Both contribute to our long-term vision of creating humanity's industrial base on Mars, paving the way for interplanetary life to expand the possibilities of the human experience. This journey begins right here on Earth - where we design, build, and fly rockets to deliver customer payloads to orbit. Terran R,
Posted 53 days ago | Updated 8 hours ago

Lead Python Backend Engineer - Danburry,CT - Remote with client visits - Fulltime

Cyber Sphere LLC

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Remote

Full-time, Third Party

Lead Python Backend Engineer Remote with Occasional Visits to Danbury, CT Interview Mode: In person We re looking for a Lead Backend Engineer to drive backend development, optimize data infrastructure, and support critical integrations across our ecosystem. You ll play a pivotal role in modernizing our backend architecture to ensure scalability, reliability, and efficiency, while leading transformative initiatives such as: Enhancing CRM and subscription management systems to improve customer en
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Posted 6 days ago | Updated 1 day ago