backend software developer Jobs in los angeles, ca

Refine Results
101 - 120 of 214 Jobs

Java Developer

Business Needs Inc.

Diamond Bar, California, USA

Contract

Location : Wilmington, DE (onsite 3 days a week) Duration 12-24mth + Must have: 5+ years Backend Java development MS messaging ex Kafka Spring Integration exp Banking exp LinkedIn page We are seeking a skilled Mid-Tier to Backend Java Developer to join our dynamic team. The ideal candidate will have 4 5 years of experience in core Java and Spring, with a strong background in backend development and integration. This role involves working on a platform responsible for installation and updates,

Software Engineer, Frontend - Developer Experience

Coinbase

Remote

Full-time

Ready to be pushed beyond what you think you're capable of? At Coinbase, our mission is to increase economic freedom in the world. It's a massive, ambitious opportunity that demands the best of us, every day, as we build the emerging onchain platform - and with it, the future global financial system. To achieve our mission, we're seeking a very specific candidate. We want someone who is passionate about our mission and who believes in the power of crypto and blockchain technology to update the

Back End Web Developer

West Advanced Technologies, Inc.

Los Angeles, California, USA

Third Party, Contract

Job Title: Back End Web Developer Location: Los Angeles, CA, 90012 Duration: 12 Months Position Description A Back End Web Developer uses modern, open source software to prototype and deploy back end web applications, including all aspects of server-side processing, data storage, and integration with front end development. The Back End Web Developer will perform web development using open-source web programming languages (e.g., Ruby, Python) and frameworks (e.g., Django, Rails); develop and co

Senior React Developer (10+ Years Experience) - Remote

URSI Technologies Inc.

Remote

Third Party, Contract

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

Principal Cybersecurity Engineer

NuLeap

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

Web Developer

Pozent

Remote or Woburn, Massachusetts, USA

Contract

6 month plus contract opportunity Remote position - CST Overview We are seeking a skilled and reliable Web Developer / Backend Engineer to provide ongoing support and project-based development across our digital ecosystem. This includes building new websites, updating existing websites, and handling server-side tasks and remediation. Familiarity with Microsoft Azure and Kentico CMS is essential. Background Our organization operates multiple web properties and digital tools hosted primarily in

Accessibility Web Developer (Mobile + Web)

Allwyn Corporation

Remote

Contract, Third Party

NOTE:This is 4 month contract only. 40 Hrs / per week. We are looking for a skilledFront-End Developerwho can contribute across bothmobile and web (.com)platforms. The ideal candidate will have hands-on experience withAngular and Ionic frameworks, and a strong understanding ofADA complianceto ensure accessibility standards are met across all digital experiences. Responsibilities: Develop and maintain responsive and accessible applications across mobile and web platforms.Collaborate with UI/UX

Principal Backend Engineer, Materia AI

Thomson Reuters U.S. Inc.

Remote or Eagan, Minnesota, USA

Full-time

Principal Backend Engineer, Materia AI Are you excited about building AI-driven software that redefines how professionals work? Join a dynamic and highly skilled team at Thomson Reuters, where we combine the agility and innovation of a startup with the stability and resources of a global leader. As a Lead Backend Engineer, you will play a pivotal role in developing AI-powered systems that enhance accounting workflows through automation, intelligence, and seamless orchestration. About the Role:

Solutions Architect

SUNRAY INFORMATICS

Remote

Contract, Third Party

We at Sunray Informatics have an exciting opportunity with one of our clients in Pittsburgh, PA for a 100% Remote contract position. Below are the details of the job description.Role: Solutions ArchitectLocation: Pittsburgh, PA 100% RemoteDuration: 12months+Job Description: We are seeking a Senior Backend Engineer / Solutions Architect to join our clients innovative engineering team. This role is ideal for a backend specialist with deep expertise in Node.js and TypeScript, who is confident desi

.Net Backend Architect

MASH Pro Tech

Remote

Contract

Role : .Net Backend Architect (Trading Platforms) Location :Remote Experience : 8-20 Years Key Responsibilities Architecture & System Design Architect and lead development of a scalable and compliant backend system for binary trading markets (e.g., sports futures).Design and implement:Order Management System (OMS): Trade matching, limit orders, and execution.Clearing House Connectivity: Integration of trade flows and money movement with clearing partners.Compliance Subsystems: Regulatory checks

Lead C++ Developer with .Net

Photon

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

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

.Net Backend Lead

Photon

Remote

Third Party, Contract

.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

Core Java and SQL / Remote / Construction Planning Software

Motion Recruitment Partners, LLC

Remote or Boston, Massachusetts, USA

Full-time

Join a small, agile team building a highly scalable, cloud-based backend powering complex data-driven web applications. This is a great opportunity for a backend engineer with strong Java and SQL expertise who thrives in a startup-like environment and enjoys tackling performance-heavy challenges. This is an opportunity to work side-by-side with the Chief Software Architect on a lean team driving architecture and core functionality. You'll be writing highly concurrent Java code and building syste

Principal Platform Engineer, Materia AI

Thomson Reuters U.S. Inc.

Remote or Eagan, Minnesota, USA

Full-time

Principal Platform Engineer, Materia AI Are you excited about building AI-driven software that redefines how professionals work? Join a dynamic and highly skilled team at Thomson Reuters, where we combine the agility and innovation of a startup with the stability and resources of a global leader. As a Principal Platform Engineer, you will lead the design, development, and evolution of our next-generation cloud-native platforms. You will drive technical strategy, foster engineering excellence,

Senior Cloud Developer (AWS)- Remote (Future Opportunity)

ICF

Remote or Reston, Virginia, USA

Full-time

*We are open to supporting 100% remote work anywhere within the US* * This role is part of our talent pipeline, and while there may not be an immediate opening, we are proactively connecting with qualified candidates for future opportunities* We're seeking a talented Cloud backend developer to join our dynamic team. As a key member of our engineering department, you'll play a pivotal role in designing, developing, and maintaining robust backend applications and services. Responsibilities: Des

Principal Engineer, Backend

Harman International

Texas, USA

Full-time

A Career at HARMAN As a technology leader that is rapidly on the move, HARMAN is filled with people who are focused on making life better. Innovation, inclusivity and teamwork are a part of our DNA. When you add that to the challenges we take on and solve together, you'll discover that at HARMAN you can grow, make a difference and be proud of the work you do every day. About the Role Join our team as a Backend Engineer and help us build the backend systems for a revolutionary new music discov

UI Developer

iSpace, Inc

Culver City, California, USA

Contract

Mid-Senior UI Developer Culver City, CA 6 months with possible extension Minimum 8 years of experience working as a UI Developer on Large complex project. Key Responsibilities: Design and implement responsive, modular, and maintainable UI components using Angular and associated libraries like DevExpress, Ag-Grid.Translate product design wireframes and prototypes from tools such as Figma into high-quality code.Collaborate closely with UX designers, Technical Lead and backend developers, QA, and

.Net Back End - Azure

Kforce Technology Staffing

Remote or Boca Raton, Florida, USA

Contract

RESPONSIBILITIES: Kforce has a client seeking a Senior .NET Developer remotely. Key Responsibilities: * Lead the design, development, and deployment of robust backend services using .NET Core/.NET 6+ * Architect and implement distributed, event-driven systems using Dapr for service-to-service communication, pub/sub, and state management * Develop and manage message-based integrations using RabbitMQ, Kafka, or Azure Service Bus * Work extensively with MySQL including stored procedures, schema de

Senior JavaScript Developer

Randstad - Torc

Remote

Contract

We are looking for a Senior JavaScript Developer to join our dynamic team. As a key contributor, you will be responsible for designing, developing, and maintaining scalable and high-performance web applications. You will work with modern frameworks, APIs, and cloud-based services to deliver top-tier software solutions. ResponsibilitiesDesign, develop, and optimize web applications using JavaScript, TypeScript, and modern frameworks (React, Angular, Vue.js).Build and maintain scalable, reusable,