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Founding Software Engineer Jobs in California (NOW HIRING)

About the Role A well-funded, seed-stage B2B SaaS startup in the supply chain integrations space is looking for a Founding Software Engineer to help shape the architecture, culture, and product ...

About the Role A well-funded, seed-stage B2B SaaS startup in the supply chain integrations space is looking for a Founding Software Engineer to help shape the architecture, culture, and product ...

As a Founding Software Engineer, you'll have end-to-end ownership over projects pushing the frontier of AI evaluation. This isn't a narrow role. One week you might prototype a new RL environment from ...

About the role As a founding software engineer at Bronco AI, you will be building world-class intelligent reasoning systems for chip verification. You'll own the product from pushing the frontier of ...

Founding Software Engineer

San Francisco, CA

$144K - $190K/yr

Founding Senior Software Engineer (San Francisco In-Person) Posted We are hot Tech Startup building the AI-native intelligence layer for physical operations, starting with trucking carriers. We are a ...

About the role This is a founding engineering role. You'll own entire systems end to end - the ... About you * 5+ years of professional software engineering experience, with a track record of ...

Join Onton as a Founding Engineer and set the foundation for our Engineering Team * Design, scope ... If you're a builder at heart who shares our values and is passionate about making software tools ...

We are hiring a Founding Software Engineer in San Francisco. We are building a small, talent-dense team. This role will define the engineering archetype at Unsiloed AI and set the ceiling for the ...

They are hiring a full-stack software engineer to help shape the future of healthcare. This engineer will be on the front lines of the most ambitious product bets-owning development of core features ...

They are hiring a full-stack software engineer to help shape the future of healthcare. This engineer will be on the front lines of the most ambitious product bets-owning development of core features ...

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Showing results 1-20

Founding Software Engineer information

See California salary details

$62.7K

$145.6K

$202.8K

How much do founding software engineer jobs pay per year?

As of Jul 28, 2026, the average yearly pay for founding software engineer in California is $145,592.00, according to ZipRecruiter salary data. Most workers in this role earn between $118,400.00 and $170,700.00 per year, depending on experience, location, and employer.

What are Founding Software Engineers?

Founding Software Engineers are among the first technical hires at a startup or newly formed company. They play a critical role in building the initial product, setting up the technical foundation, and often shaping the company's engineering culture and processes. In addition to coding, they may also be involved in architecture decisions, hiring, and even strategic business discussions. This role typically requires broad technical expertise, entrepreneurial spirit, and the ability to work in fast-paced, ambiguous environments.

What are some unique challenges faced by Founding Software Engineers in an early-stage startup environment?

Founding Software Engineers in early-stage startups often navigate rapidly shifting priorities and must wear multiple hats, from architecting core systems to handling on-call troubleshooting. The role typically requires balancing the need for quick feature delivery with building scalable, maintainable code. Close collaboration with co-founders and other early team members is essential, as decisions made at this stage have a lasting impact on the product and company culture. Adaptability, strong communication, and ownership are key, as resource constraints and ambiguity are common.

What is the difference between Founding Software Engineer vs Software Engineer?

AspectFounding Software EngineerSoftware Engineer
Required CredentialsBachelor's or higher in CS or related field; startup experience often preferredBachelor's degree in CS or related field; entry to mid-level experience
Work EnvironmentEarly-stage startup, high responsibility, flexible rolesEstablished companies or startups, structured teams, defined roles
Employer & Industry UsageFounding teams of startups, tech companiesTech firms, corporations, startups
Search & Comparison IntentUnderstanding startup roles, early-stage responsibilitiesStandard software development roles, career progression

The main difference is that a Founding Software Engineer is an early team member in a startup, often taking on broader responsibilities and helping shape the company's technical foundation. A Software Engineer typically works within established teams on specific projects, with more defined roles and responsibilities.

What are the key skills and qualifications needed to thrive as a Founding Software Engineer, and why are they important?

To thrive as a Founding Software Engineer, you need deep expertise in software architecture, full-stack development, and problem-solving, often demonstrated by a strong technical background and relevant degrees. Familiarity with cloud platforms, version control systems (like Git), and modern programming languages or frameworks is essential, along with startup exposure or experience. Initiative, adaptability, and outstanding communication are crucial soft skills for shaping the product vision and collaborating in a small, fast-moving team. These capabilities are vital for efficiently building robust products from scratch and driving early-stage company growth.
What cities in California are hiring for Founding Software Engineer jobs? Cities in California with the most Founding Software Engineer job openings:
Infographic showing various Founding Software Engineer job openings in California as of July 2026, with employment types broken down into 93% Full Time, 4% Part Time, and 3% Contract. Highlights an 89% Physical, 4% Hybrid, and 7% Remote job distribution, with an average salary of $145,592 per year, or $70 per hour.
Founding Software Engineer

Founding Software Engineer

Recruiting from Scratch

San Francisco, CA • On-site

Full-time

Posted 5 days ago


Job description

Job Summary:
Recruiting from Scratch is representing a dynamic early-stage company that is building a next-generation customer research platform. The Founding Software Engineer will collaborate closely with the founding team to architect, build, and ship core features across the full product stack, while also establishing engineering best practices and engaging directly with users to translate needs into scalable solutions.
Responsibilities:
• Collaborate closely with the founding team to architect, build, and ship core features across the full product stack.
• Design and develop systems that enable AI-driven conversational interviews, focusing on real-time dialogue management and adaptive questioning.
• Build and maintain infrastructure for the entire research lifecycle, including research plan generation, participant recruitment, and insight synthesis.
• Contribute to technical architecture decisions, tooling, and engineering processes as a foundational team member.
• Engage directly with users and stakeholders to translate research and product needs into scalable technical solutions.
• Establish engineering best practices, code quality standards, and development workflows that will grow with the team.
• Own features end-to-end, from initial design through deployment and iteration, with a high degree of autonomy.
Qualifications:
Required:
• Proven experience in building and shipping production software, ideally in a startup or fast-paced environment.
• Strong proficiency across the full stack, with hands-on experience in frontend and backend systems.
• Familiarity with integrating large language models, AI agents, or conversational AI systems.
• Demonstrated product instincts, with a focus on user experience alongside technical implementation.
• Ability to work autonomously and make sound decisions in ambiguous, fast-moving situations.
Preferred:
• Prior experience at an early-stage or seed-stage startup, particularly in a founding or first-engineer role.
• Knowledge of NLP pipelines, prompt engineering, or frameworks for LLM orchestration.
• Experience in building real-time or streaming systems, especially those involving audio or live conversation interfaces.
Company:
A recruiting agency working with technology companies to help them hire software engineers, data roles, product managers, and hardware. Founded in 2021, the company is headquartered in Albany, USA, with a team of 11-50 employees. The company is currently Early Stage.

Recruiting from Scratch logo

About Recruiting from Scratch

Sourced by ZipRecruiter

Recruiting from Scratch is a premier talent firm that focuses on placing the best product managers, software, and hardware talent at innovative companies. Our team is 100% remote and we work with teams across the United States to help them hire. We work with companies funded by the best investors including Sequoia Capital, Lightspeed Ventures, Tiger Global Management, A16Z, Accel, DFJ, and more.

Industry

Recruiting and staffing services

Company size

11 - 50 Employees

Headquarters location

New York, NY, US

Year founded

2021

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