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Senior Full Stack Software Engineer Jobs in Simi Valley, CA

twenty80.io

Senior Full Stack Software Engineer

Los Angeles, CA · On-site +1

$160K - $210K/yr

  • Medical

  • Dental

  • Vision

  • PTO

About the Role A growing technology startup is hiring a Senior Full Stack Software Engineer to help build and scale its core product. This engineer will work across the frontend and backend ...

Hop

Full Stack Software Engineer

Los Angeles, CA · On-site

Full Stack Software Engineer Location: Los Angeles, CA We are seeking highly motivated ... The selected candidates will work closely with senior engineering leadership and help coordinate ...

Hop

Full Stack Software Engineer

Los Angeles, CA

Full Stack Software Engineer Location: Los Angeles, CA We are seeking highly motivated ... The selected candidates will work closely with senior engineering leadership and help coordinate ...

Paramount

Senior Full-Stack Software Engineer

Burbank, CA · On-site

$124K - $186K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Applied Intelligence team is seeking a Senior Full-Stack Software Engineer to lead the development of innovative, data-driven applications and visualization tools that power analytics, decision ...

Paramount

Senior Full-Stack Software Engineer

Burbank, CA · On-site

$124K - $186K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Applied Intelligence team is seeking a Senior Full-Stack Software Engineer to lead the development of innovative, data-driven applications and visualization tools that power analytics, decision ...

Technology Company

Be Seen First

Senior Full Stack Software Engineer

Los Angeles, CA · Remote

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Proven work experience as a Software Engineer or Software Developer * Experience designing interactive applications * Excellent knowledge of .NET, C#, MS SQL Server, Full-Stack Web Development, ASPX ...

Hop

Full Stack Software Engineer

Los Angeles, CA

$200K - $400K/yr

You will work closely with senior engineering leadership, contribute to architecture and ... Build and deliver full-stack software features across backend services, APIs, databases, and ...

Hop

Full Stack Software Engineer

Los Angeles, CA

$200K - $400K/yr

You will work closely with senior engineering leadership, contribute to architecture and ... Build and deliver full-stack software features across backend services, APIs, databases, and ...

Paramount Pictures

Senior Full-Stack Software Engineer

Burbank, CA · On-site

$124 - $186/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

The Applied Intelligence team is seeking a Senior Full-Stack Software Engineer to lead the development of innovative, data-driven applications and visualization tools that power analytics, decision ...

New

Observable Space

Full Stack Software Engineer

Los Angeles, CA · On-site

$140K - $180K/yr

  • Medical

  • Dental

  • Vision

  • PTO

Full Stack Software Engineer Location: Los Angeles, CA About Observable Space At Observable Space, we're redefining how humanity observes and connects with the universe. We're a vertically integrated ...

Flyer Defense

Be Seen First

Full Stack Software Engineer

Los Angeles, CA · On-site

$130K - $150K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

As our Full-Stack Software Engineer, you'll own the internal platform that keeps production and business operations moving: building features, integrating with our ERP and supplier systems, and ...

EDO

Senior Full Stack Engineer

Los Angeles, CA · On-site

$150K - $180K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

The Role As a Senior Full Stack Engineer at EDO, you will write software that presents our world-class data to our clients. You will use your full-stack skills to develop clear, intuitive, and ...

VYNYL

Senior Full Stack Engineer (Typescript)

Los Angeles, CA · On-site

$135K - $175K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

About the Role We are seeking an experienced, highly motivated Senior Full-Stack Engineer to join ... Qualifications * 5+ years of experience in full-stack software development. * Expert-level ...

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Showing results 1-20

All JobsFull Stack Software Engineer JobsSenior Full Stack Software Engineer JobsSenior Full Stack Software Engineer Jobs in Simi Valley, CA

Senior Full Stack Software Engineer information

See Simi Valley, CA salary details

$45.9K

$139.1K

$196.7K

How much do senior full stack software engineer jobs pay per year?

As of Aug 13, 2026, the average yearly pay for senior full stack software engineer in Simi Valley, CA is $139,123.00, according to ZipRecruiter salary data. Most workers in this role earn between $114,600.00 and $163,100.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a senior full stack software engineer?

To thrive as a Senior Full Stack Software Engineer, you need deep expertise in both front-end and back-end development, strong problem-solving abilities, and a solid foundation in computer science principles, typically demonstrated by a bachelor’s or master’s degree in a related field. Familiarity with frameworks and languages like React, Angular, Node.js, Python, and proficiency in using cloud platforms, version control systems like Git, and continuous integration tools is crucial, and relevant certifications are an advantage. Exceptional communication, leadership, and teamwork skills help you effectively coordinate with cross-functional teams and mentor junior engineers. These skills ensure you can deliver robust, scalable solutions while driving project success and fostering a collaborative development environment.

What does a senior full stack software engineer do?

A typical day for a Senior Full Stack Software Engineer involves designing and implementing new features, reviewing and improving code, and collaborating with product managers, designers, and other developers to deliver project goals. You might split your time between writing code for both front-end and back-end systems, participating in daily stand-up meetings, and providing technical guidance to junior team members. The role often requires balancing hands-on development with architectural planning and problem-solving for complex technical challenges. You’ll also frequently interact with stakeholders to gather requirements and provide updates, ensuring alignment throughout the software development lifecycle.

What is a senior full stack software engineer?

A Senior Full Stack Software Engineer is an experienced developer responsible for designing, building, and maintaining both front-end and back-end systems in web or software applications. They work with a variety of technologies, frameworks, and databases to ensure seamless functionality across the entire software stack. In addition to coding, they often provide technical leadership, mentor junior developers, and contribute to architectural decisions. Their role requires strong problem-solving skills, an understanding of best practices, and the ability to collaborate with cross-functional teams to deliver high-quality software solutions.

What are popular job titles related to Senior Full Stack Software Engineer jobs in Simi Valley, CA?

For Senior Full Stack Software Engineer jobs in Simi Valley, CA, the most frequently searched job titles are:

What cities near Simi Valley, CA are hiring for Senior Full Stack Software Engineer jobs?

Cities near Simi Valley, CA with the most Senior Full Stack Software Engineer job openings:

Senior Full Stack Software Engineer jobs near you
Infographic showing various Senior Full Stack Software Engineer job openings in Simi Valley, CA as of August 2026, with employment types broken down into 1% Internship, 82% Full Time, 12% Part Time, and 5% Contract. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution, with an average salary of $139,123 per year, or $66.9 per hour.

Senior Full Stack Software Engineer

twenty80.io

Los Angeles, CA • On-site, Remote

$160K - $210K/yr

Full-time

Medical, Dental, Vision, PTO

Re-posted 14 hours ago

Job description

About the Role

A growing technology startup is hiring a Senior Full Stack Software Engineer to help build and scale its core product. This engineer will work across the frontend and backend, contributing directly to customer-facing features as well as internal systems. The role offers a high level of ownership and influence over technical decisions in a fast-paced environment.

This position is well-suited for an engineer who enjoys working closely with product and design, shipping quickly, and improving systems over time.

What You’ll Do

  • Build and maintain full stack web applications used by customers and internal teams

  • Develop scalable backend services and APIs to support product features

  • Implement modern, responsive frontend interfaces with a focus on usability and performance

  • Collaborate with product managers and designers to define requirements and deliver solutions

  • Contribute to architectural decisions and technical roadmap planning

  • Write high-quality, well-tested code and participate in code reviews

  • Help improve engineering processes, tooling, and system reliability

  • Mentor junior engineers and contribute to a strong engineering culture

Tech Environment

The engineering team works with a modern startup stack, including:

  • Frontend: React, TypeScript, Next.js

  • Backend: Node.js (Express or NestJS) and/or Python (Django or FastAPI)

  • Databases: PostgreSQL, Redis

  • Cloud & Infrastructure: AWS or GCP, Docker, CI/CD

  • APIs: REST and GraphQL

  • Tools: Git, GitHub, modern monitoring and logging tools

What We’re Looking For

  • 5+ years of professional software engineering experience

  • Strong full stack experience with modern JavaScript/TypeScript

  • Proven experience building and maintaining backend services and APIs

  • Solid understanding of relational databases and data modeling

  • Experience deploying and operating applications in cloud environments

  • Ability to work independently and take ownership of projects

  • Prior experience in a startup or fast-moving product team is a plus

Compensation & Benefits

  • Base Salary: $160,000 – $210,000 (San Francisco senior-level range)

  • Equity: Competitive equity package

  • Benefits: Medical, dental, vision coverage; flexible PTO; standard startup benefits

  • Work Model: Hybrid or remote-friendly depending on location and team needs

Equal Opportunity

This role is with an equal opportunity employer. Qualified applicants will be considered without regard to race, color, religion, gender, sexual orientation, gender identity, age, disability, or veteran status.