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Top Senior Full-Stack Engineer Jobs in Los Angeles, CA

4 Days Ago
Remote
Los Angeles, CA
165K-215K Annually
Senior level
165K-215K Annually
Senior level
Consumer Web • Digital Media • Information Technology • News + Entertainment • Social Media
As a Senior Full-Stack Engineer, you will design and develop robust financial applications using Django and React, tackle complex challenges while ensuring security in financial transactions, and contribute to a small, impactful team. You will also participate in collaborative sessions and take ownership of ongoing development tasks such as bug fixing.
Top Skills: Python
4 Days Ago
Remote
Hybrid
Los Angeles, CA
130K-160K Annually
Mid level
130K-160K Annually
Mid level
Artificial Intelligence • Software • Biotech • Pharmaceutical
As a Full Stack Engineer at Sleuth, you will be responsible for writing clean, maintainable code and making key architectural decisions that shape the engineering organization. You will work across different domains to transform ideas into production-ready features for a cutting-edge AI tool in the biopharma industry.
Top Skills: JavaScriptPythonTypescript
13 Days Ago
Remote
Los Angeles, CA
Senior level
Senior level
AdTech • Big Data • eCommerce • Marketing Tech • Software
The Senior Software Engineer will architect and develop scalable PHP APIs and services, engaging in all aspects of the software development process including design, testing, and deployment. The engineer will optimize existing software, solve complex problems in distributed systems, and maintain coding best practices.
Top Skills: CSSHTMLJavaScriptMySQLPHP
3 Days Ago
Los Angeles, CA
184K-247K Annually
Senior level
184K-247K Annually
Senior level
Digital Media • News + Entertainment
The Lead Full Stack Developer will oversee the architecture and development of a media workflow management system. Responsibilities include collaborating with cross-functional teams, delivering high-quality software, mentoring engineers, and driving improvements in methodologies. The role requires strong technical leadership and significant programming expertise across various technologies.
Top Skills: HTMLJavaScriptNode.jsPHPReactTypescript
2 Days Ago
Remote
Los Angeles, CA
240K-359K Annually
Senior level
240K-359K Annually
Senior level
eCommerce • Fintech • Hardware • Payments • Software • Financial Services
As a Senior Staff Software Engineer for the eCommerce platform at Square, you will drive the technical strategy and oversee the backend engineering for various online retail services. Your role includes setting technical standards, leading project teams, and ensuring operational excellence for a seamless experience for sellers and buyers.
Top Skills: GoJavaKotlinPHP
2 Days Ago
Los Angeles, CA
189K-333K Annually
Expert/Leader
189K-333K Annually
Expert/Leader
Artificial Intelligence • Cloud • Machine Learning • Mobile • Software • Virtual Reality • App development
The Staff Software Engineer will design and implement innovative ad formats, enhance backend infrastructure, collaborate with product teams, conduct testing and debugging, and mentor fellow engineers to achieve high-quality outcomes.
21 Hours Ago
Easy Apply
Hybrid
Los Angeles, CA
Easy Apply
90K-140K Annually
Mid level
90K-140K Annually
Mid level
Artificial Intelligence • Big Data • Consumer Web • Digital Media • Marketing Tech
The Software Engineer II position involves developing full stack web applications, focusing on customer acquisition programs and real-time advertising technology. Responsibilities include building and maintaining applications, integrating third-party APIs, and utilizing various technologies such as MySQL and JavaScript frameworks. The role requires project ownership and contributes significantly to the company's technological advancements.
Top Skills: .NetC#JavaScriptNode.jsPythonReact
Yesterday
Easy Apply
Los Angeles, CA
Easy Apply
Senior level
Senior level
Artificial Intelligence • Computer Vision • Machine Learning • Payments • Real Estate
As a Senior Software Engineer, you will design and maintain backend services, participate in the development lifecycle, lead technical discussions, and implement best practices in automation testing. You will ensure system scalability and work closely with partners to integrate solutions into the Metropolis platform.
Top Skills: JavaScala

Featured Jobs

6 Days Ago
Los Angeles, CA
Mid level
Mid level
Artificial Intelligence • Big Data • Machine Learning • Business Intelligence
The Full Stack Developer will architect, develop, and test server-side and client software for controlled environment systems. Responsibilities include deploying in cloud environments, adapting to customer requirements, and engaging in code reviews, customer meetings, and prototyping.
Top Skills: C++GoHTMLJavaJavaScriptPythonRustTypescript
4 Days Ago
Remote
Los Angeles, CA
185K-327K Annually
Senior level
185K-327K Annually
Senior level
Blockchain • eCommerce • Fintech • Payments • Software • Financial Services • Cryptocurrency
As a backend software engineer on the Credit Underwriting Team, you will design and build sophisticated underwriting services utilizing data and machine learning. You'll collaborate with product and engineering teams to enhance lending products, modernize underwriting processes, and ensure systems are secure and reliable while supporting an aggressive product launch roadmap.
Top Skills: GoKotlinRuby
4 Days Ago
Los Angeles, CA
Expert/Leader
Expert/Leader
Healthtech • Kids + Family • Mobile • Music • Software
As a Staff Backend Software Engineer at Calm, you will design, develop, and maintain secure and scalable backend systems for mobile and web applications. You will collaborate with various teams to gather requirements, implement monitoring, and ensure high-quality code through testing and code reviews. Additionally, you will mentor and train other engineers, contributing to a culture of professional growth.
Top Skills: Backend SystemsRest Api
7 Days Ago
Easy Apply
Remote
Los Angeles, CA
Easy Apply
Senior level
Senior level
Information Technology • Security • Cybersecurity
As a Senior Software Engineer at Huntress, you will design, develop, and release software features for the Core Platform, ensuring high code quality and scalability. You will engage in end-to-end project ownership, mentor teammates, and propose technical solutions while working across various stack levels, including frontend and backend.
Top Skills: Ruby
7 Days Ago
Hybrid
Los Angeles, CA
195K-343K Annually
Expert/Leader
195K-343K Annually
Expert/Leader
Artificial Intelligence • Cloud • Machine Learning • Mobile • Software • Virtual Reality • App development
The Staff Engineer will design and scale media backend services, optimizing media encoding and transcoding strategies to enhance user experiences while managing costs. They will collaborate across teams to meet product requirements, advocate for best practices, and provide technical direction in the media domain.
11 Days Ago
Remote
Los Angeles, CA
196K-265K Annually
Senior level
196K-265K Annually
Senior level
Cloud • Consumer Web • Productivity • Software • App development • Automation • Data Privacy
As a Senior Backend Product Software Engineer, you will design, develop, and maintain AI-powered applications while collaborating with cross-functional teams. You are expected to implement large-scale distributed systems, optimize algorithms for data ingestion, and mentor junior engineers. Participation in on-call rotations is also a requirement.
Top Skills: GoPython
13 Days Ago
Remote
Los Angeles, CA
Senior level
Senior level
Artificial Intelligence • Computer Vision • HR Tech • Machine Learning • Software
The Staff Engineer, Full Stack will design, build, and implement innovative features for Veritone's AI platform. Responsibilities include developing services in TypeScript, React, and Node.js, ensuring application reliability, optimizing performance, and mentoring junior engineers.
Top Skills: JavaScriptNode.jsReactTypescript
16 Days Ago
Los Angeles, CA
170K-200K Annually
Senior level
170K-200K Annually
Senior level
Artificial Intelligence • Robotics • Software
As a Technical Lead in Full Stack Development, you will lead and mentor a software development team, design and optimize APIs for both cloud and on-premise applications, build and maintain customer-facing and internal front-end applications, and ensure high-quality project delivery while staying current with modern technologies.
Top Skills: JavaScriptPythonTypescript
11 Days Ago
Easy Apply
Los Angeles, CA
Easy Apply
Senior level
Senior level
Artificial Intelligence • Computer Vision • Machine Learning • Payments • Real Estate
The Senior Software Engineer will architect, develop, and maintain backend services, ensuring accuracy and scalability. Responsibilities include collaborating with hardware and machine learning teams, optimizing performance, mentoring junior engineers, and maintaining high standards of code quality.
Top Skills: JavaScala
16 Days Ago
Los Angeles, CA
170K-200K Annually
Senior level
170K-200K Annually
Senior level
Artificial Intelligence • Robotics • Software
As a Technical Lead in Full Stack Development, you will mentor a team of developers, design and enhance APIs, and build both customer-facing and internal applications. Collaborating with stakeholders, you will ensure high-quality user experiences and take ownership of large-scale projects from concept to delivery.
Top Skills: JavaScriptPythonTypescript
15 Days Ago
Remote
Los Angeles, CA
135K-215K Annually
Senior level
135K-215K Annually
Senior level
Cloud • Information Technology • Sales • Security • Cybersecurity
The Senior Software Engineer will lead backend engineering efforts, focusing on authentication and authorization services within the Falcon Platform. Responsibilities include developing high-scale event-driven microservices, collaborating with cross-functional teams, and improving system architecture and performance while mentoring junior developers.
Top Skills: GoPython
12 Days Ago
Hybrid
Los Angeles, CA
208K-366K Annually
Senior level
208K-366K Annually
Senior level
Artificial Intelligence • Cloud • Machine Learning • Mobile • Software • Virtual Reality • App development
As a Principal Software Engineer at Snap, you'll develop new ad formats and backend solutions to enhance advertisers' performance. You'll work cross-functionally to meet product needs, ensure scalability and reliability, and provide technical direction across the company. Collaboration and leadership are key, as you'll also mentor others and advocate for best practices.
Top Skills: Programming
13 Days Ago
Remote
Los Angeles, CA
165K-215K Annually
Senior level
165K-215K Annually
Senior level
Consumer Web • Digital Media • Information Technology • News + Entertainment • Social Media
The Senior Software Engineer will collaborate with cross-functional teams to enhance backend systems and deliver high-impact products. Key responsibilities include developing scalable systems, utilizing programming languages and cloud platforms, and working on innovative projects in a fast-paced environment.
Top Skills: GoJavaJavaScriptPythonRustTypescript
16 Days Ago
Los Angeles, CA
172K-303K Annually
Senior level
172K-303K Annually
Senior level
Artificial Intelligence • Cloud • Machine Learning • Mobile • Software • Virtual Reality • App development
As a Full Stack Engineer on Snap's Monetization Team, you will build and optimize mobile and desktop web software applications, implementing high-quality designs and features. You will analyze operational metrics and enhance user interfaces, contributing to Snap's shared libraries and engineering culture.
Top Skills: GoJavaJavaScriptNode.jsPythonTypescript
16 Days Ago
Los Angeles, CA
129K-228K Annually
Junior
129K-228K Annually
Junior
Artificial Intelligence • Cloud • Machine Learning • Mobile • Software • Virtual Reality • App development
As a Full Stack Engineer on Snap's Monetization Team, you will build mobile and desktop web applications, optimize user-facing product performance, implement user interfaces, analyze metrics, and contribute to engineering culture through shared libraries and systems.
Top Skills: GoJavaJavaScriptNode.jsPythonTypescript
15 Days Ago
Los Angeles, CA
100K-120K Annually
Mid level
100K-120K Annually
Mid level
AdTech • Big Data • Digital Media • Software
As a Software Engineer II at Magnite, you'll engage in the full-stack development and management of a core advertising platform. Your role involves collaborating across teams, writing production-ready code, and designing APIs that support ad configuration and reporting while maintaining high standards of quality and reliability.
Top Skills: JavaScriptPHPPythonReactRubySQLTypescript
16 Days Ago
Hybrid
Los Angeles, CA
189K-333K Annually
Expert/Leader
189K-333K Annually
Expert/Leader
Artificial Intelligence • Cloud • Machine Learning • Mobile • Software • Virtual Reality • App development
As a Staff Software Engineer at Snap Inc, you will design, implement, and maintain critical advertiser-facing services and features. Responsibilities include overseeing backend and full stack codebases, collaborating across teams, delivering innovative solutions, and advocating for system scalability and reliability best practices.
Top Skills: C++JavaPython
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