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

Lead full-stack projects, collaborate with teams to develop user-friendly features, mentor teammates, and handle on-call duties at Dropbox DocSend.

Design and build core services for AI products, implement compliance guardrails, debug fullstack issues, and participate in code reviews.

As a Senior Software Engineer in ZT1, you will lead backend system development, manage projects, and influence product direction in a fast-paced, AI-centric environment.

The Senior Full Stack Engineer will develop and enhance the Kismet platform, collaborating on Ruby on Rails, TypeScript, and Python applications. Responsibilities include improving performance, reliability, and maintainability while delivering user experiences and driving business outcomes.

As a Full Stack Engineer, you'll develop production-ready AI and ML features, build APIs, design scalable systems, and implement frontend solutions using Angular.

The Senior Fullstack Engineer will design, build, and maintain features for Clarium's AI-powered healthcare platform, collaborating with cross-functional teams to enhance efficiency.

The Full Stack Engineer will develop the BrandVNO platform, enhancing customer SDKs and ensuring high-quality telecom experiences across mobile apps.

This role involves delivering high-quality software, collaborating with teams, leading code reviews, and contributing to architectural decisions for scalable systems.

Develop and maintain the frontend using Vue.js, integrate with Django APIs, ensure application performance, and participate in code reviews for continuous improvement.

As a Senior Full Stack Engineer, you'll lead development of features in Node.js/React, maintain data pipelines, and support code quality in a collaborative, innovative environment focused on scientific research.

Lead the development and technical direction of fullstack applications, ensuring high quality, performance, and security while collaborating with cross-functional teams and mentoring other engineers.

The role involves building and operating core services for authentication and data privacy, owning projects end-to-end, and enhancing system reliability.

The Senior Fullstack Engineer will design and build features for the Grantseeker Pro platform, collaborating with product and engineering teams, contributing to architectural decisions, and mentoring others while ensuring high-quality software delivery.

The Senior Full Stack Engineer will develop scalable dashboards, build GraphQL APIs, mentor juniors, and enhance platform features while collaborating closely with research teams.

As a Senior Full Stack Engineer, you will design and implement systems and tools to support Sales and Customer Success, improving efficiency and user experience while ensuring system reliability and scalability.

As a Senior Full Stack Engineer, you will design, develop, and maintain scalable solutions for Viant's DSP, collaborating across teams and optimizing for performance and reliability.

As a Senior Software Engineer, you'll implement collaboration features, support team architecture, work across tech stacks, and improve developer experience.

The Senior Full Stack Engineer will lead the development of scalable backend services using Python and AWS Serverless, mentor team members, and integrate AI tools into the software development lifecycle.

As a Senior Software Engineer, you'll design, develop, and maintain full-stack applications, utilizing TypeScript and modern frameworks while collaborating cross-functionally to enhance user experience and performance.

Lead modernization of a legacy .NET/SQL Server payment-integrity platform: migrate services to modern .NET, design reliable RESTful APIs, improve database performance, implement security and observability, and use AI agents to accelerate refactors and testing while partnering with product, UX, DevOps, and QA to ship high-quality features.

The Senior Full Stack Engineer will architect and ship scalable features, mentor teammates, and collaborate on improving the rental platform experience for users.

The Senior Full-Stack Developer will create software solutions jointly with clients, ensuring high-quality code and effective collaboration with the team.

As a Full Stack Engineer, you will build features from database to UI, implement integrations, ensure stability, and improve the platform with a focus on technical excellence and user experience.

The Senior Full Stack Developer will create AI-powered systems focusing on backend services in Python, integrating LLMs, and ensuring reliable deployment on cloud platforms.

Design, build, deploy, and optimize scalable full-stack applications integrating databases, APIs, and AI/LLM workflows. Lead architecture, CI/CD (ArgoCD, GitLab), Airflow pipelines, and collaborate cross-functionally to deliver production-grade fintech solutions.