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Senior Software Engineer Startup Jobs in California

Fuku

Senior Software Engineer

San Francisco, CA · Hybrid

$180K - $220K/yr

Senior Software Engineer Location: San Francisco (hybrid, 3 days in-office; NYC option depending on ... High About the Company The Company is a small, fast-paced startup in the Creator Tech industry. The ...

Fuku

Senior Software Engineer

San Francisco, CA · On-site

$180K - $220K/yr

Senior Software Engineer Location: San Francisco (hybrid, 3 days in-office; NYC option depending on ... High About the Company The Company is a small, fast-paced startup in the Creator Tech industry. The ...

Titan

Senior Software Engineer

San Francisco, CA · On-site

$144K - $190K/yr

Senior Software Engineer About Titan: Titan is an AI holding company transforming IT services with ... Ship fast and iterate, balancing speed with quality in a fast-paced, startup environment. Who You ...

Fuku

Senior Software Engineer

San Francisco, CA · On-site

$144K - $190K/yr

Senior Software Engineer Location: San Francisco, CA (required 5 days/week in-office) Type ... S taff-level or quickly promoted engineer at a startup or AI-first company * F ormer founder or ...

Fuku

Senior Software Engineer

San Francisco, CA · On-site

$144K - $190K/yr

Senior Software Engineer Location: San Francisco, CA (required 5 days/week in-office) Type ... startup or top AI company (e.g., Stripe, Ramp, OpenAI, Anthropic) - Strong backend or full-stack ...

Expert Intelligence

Senior Software Engineer

Santa Clara, CA · Remote

$143K - $189K/yr

Senior Software Engineer Employment Type: Full-time Location: Remote About Expert Intelligence ... The Role This is a hands-on startup role for engineers who want real ownership. You will build ...

Hired Recruiters

Senior Software Engineer

San Francisco, CA · On-site +1

$144K - $190K/yr

We're looking for a Senior Software Engineer to join us full time to expand and improve our core ... Initiate and scale the core product of a rapidly growing startup, backed by top investors in the ...

CommodityAI

Senior Software Engineer

San Francisco, CA · On-site

$144K - $190K/yr

What You'll Do As a Senior Software Engineer, you will own core technical pillars of our operating ... startup environments who prefers context over control and operates with a high degree of agency ...

Hired Recruiters

Senior Software Engineer

San Francisco, CA · On-site +1

$144K - $190K/yr

We're looking for a Senior Software Engineer to join us full time to expand and improve our core ... Initiate and scale the core product of a rapidly growing startup, backed by top investors in the ...

Intellecruit

Senior Software Engineer

Redwood City, CA · On-site

$150K - $197K/yr

Key Responsibilities As a Senior Software Engineer in Robotics, you will: * Championing the ... Experience in launching products within a dynamic and agile startup environment. * Proficiency in ...

Britive

Senior Software Engineer

San Francisco, CA · On-site +1

$144K - $190K/yr

About You You are a passionate Senior Software Engineer who wants to develop and scale our multi ... startup environment. This position will report to the Engineering Manager. Your Impact Key ...

Turing Labs

Senior Software Engineer

Palo Alto, CA · On-site

$144K - $190K/yr

They are seeking a Senior Software Engineer to own the development of AI-powered product features ... startup environment • Want to work in-person with a small team to move fast and win together ...

BeaconFire Inc.

Senior Software Engineer

San Diego, CA · On-site

$130K - $171K/yr

We have an opportunity for Senior Software Engineer - Go Development & Identity Security with one of our clients for San Diego, CA. Title: Senior Software Engineer - Go Development & Identity ...

New

OneSchema

Senior Software Engineer

San Francisco, CA · On-site

$144K - $190K/yr

OneSchema is a fast-growing startup focused on AI document automation to eliminate manual data entry in large enterprises. The Senior Software Engineer will play a key role in developing AI agent ...

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Senior Software Engineer Startup information

What does a senior software engineer do at a startup?

A Senior Software Engineer at a startup is responsible for designing, developing, and maintaining the core software products or services. They often take on a broad range of tasks, including coding, code reviews, system architecture, and mentoring junior team members. In a startup environment, they may also contribute to product decisions, help set technical direction, and quickly adapt to changing priorities. Their role is critical in building scalable, reliable solutions while fostering innovation and collaboration within a small, fast-paced team.

What are some unique challenges senior software engineers face when working at a startup compared to a larger company?

Senior Software Engineers at startups often navigate a fast-paced, rapidly changing environment where priorities can shift quickly. Unlike at larger organizations with established processes and specialized teams, startup engineers may wear multiple hats, handling everything from architecture decisions to hands-on coding and even DevOps tasks. This role typically requires a high degree of autonomy and the ability to make impactful technical decisions with limited resources. The collaborative nature means frequent interaction with product managers, designers, and often even company leadership, creating opportunities for broad influence but also demanding strong communication and adaptability.

What are the key skills and qualifications needed to thrive as a senior software engineer at a startup, and why are they important?

To thrive as a Senior Software Engineer at a startup, you need advanced programming abilities, architectural design experience, and a solid understanding of software development lifecycles, typically backed by a bachelor's degree in computer science or a related field. Familiarity with modern frameworks, cloud platforms (like AWS or Azure), version control systems (such as Git), and agile methodologies is essential, with certifications in relevant technologies being advantageous. Strong problem-solving, adaptability, and effective communication skills help you navigate the dynamic startup environment and mentor junior team members. These skills are crucial to rapidly building scalable solutions, driving innovation, and supporting business growth in a fast-paced and often ambiguous setting.

What is the difference between Senior Software Engineer Startup vs Software Engineer Startup?

AspectSenior Software Engineer StartupSoftware Engineer Startup
Required CredentialsBachelor's/Master's in CS or related field, 3+ years experienceBachelor's in CS or related field, 0-2 years experience
Work EnvironmentFast-paced startup, leadership responsibilities, mentorshipCollaborative team, learning-focused, entry-level to mid-level tasks
Employer & Industry UsageTech startups, scale-ups, innovative projectsEarly-stage startups, product development teams
Common Search & ComparisonHigher responsibility, technical expertise, leadershipLearning opportunities, foundational skills, growth potential

The main difference between a Senior Software Engineer Startup and a Software Engineer Startup lies in experience, responsibilities, and leadership. Senior Software Engineers typically have more experience, take on mentorship roles, and handle complex projects, while Software Engineers are often in entry to mid-level positions focused on skill development and supporting team tasks.

How much does a senior software engineer startup make?

A senior software engineer at a startup typically earns between $100,000 and $160,000 annually, depending on location, experience, and company size. Compensation may also include stock options or equity, especially in early-stage startups, and often requires proficiency in programming languages like Python, Java, or JavaScript.

Is there a shortage of senior software engineers?

There is a high demand for senior software engineers across many industries due to the ongoing need for advanced technical skills, experience with programming languages like Java, Python, and cloud platforms, and leadership abilities. This demand often results in competitive salaries and opportunities, especially for those with strong problem-solving skills and experience in fast-paced startup environments.

What are the most commonly searched types of Software Engineer Startup jobs in California?

The most popular types of Software Engineer Startup jobs in California are:

What are popular job titles related to Senior Software Engineer Startup jobs in California?

For Senior Software Engineer Startup jobs in California, the most frequently searched job titles are:

What job categories do people searching Senior Software Engineer Startup jobs in California look for?

The top searched job categories for Senior Software Engineer Startup jobs in California are:

What cities in California are hiring for Senior Software Engineer Startup jobs?

Cities in California with the most Senior Software Engineer Startup job openings:

Senior Software Engineer Startup jobs near you
Infographic showing various Senior Software Engineer Startup job openings in California as of September 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution.

Senior Software Engineer

San Francisco, CA • Hybrid

Fuku
Food Services and Drinking Places • 51 - 200 employees
Learn more about Fukuexternal

$180K - $220K/yr

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted 7 days ago

Job description

Senior Software Engineer
Location: San Francisco (hybrid, 3 days in-office; NYC option depending on business needs)
Compensation: $180,000 - $220,000 + Competitive Equity
Type: Full-Time
Priority: High
About the Company
The Company is a small, fast-paced startup in the Creator Tech industry. The company provides a platform that enables creators to easily build websites and centralize their online brand. The Company helps creators to:

  • C
    • onnect with audiences and partners
  • U
    • nderstand and grow their business
  • S
    • cale within the $200B creator economy
    The Commpany aims to be the defining solution for creators, helping them turn their online presence into a thriving business.
    About the Role - Senior Software Engineer
    As a Senior Fullstack Engineer, you will:
  • L
    • ead and own large parts of the product, taking features from ideation to implementation and scaling
  • B
    • alance frontend (React/TypeScript) and backend (Python) responsibilities
  • C
    • ollaborate closely with the team to deliver impactful experiences for millions of users
  • W
    • ork in a hybrid model (San Francisco office, 3 days in-office), with potential consideration for NYC-based candidates
    Responsibilities
  • L
    • ead frontend development, building delightful UI/UX for millions of daily page views
  • B
    • uild and maintain backend systems in Python
  • W
    • ork with SQL and Postgres for data modeling and queries
  • S
    • cope and implement product features in a fast-paced startup environment
  • C
    • ollaborate cross-functionally to design end-to-end systems
  • O
    • wn products from concept to production
    Requirements
  • 3
    • -10 years software engineering experience, preferably at startups
  • S
    • trong TypeScript skills for React frontend
  • S
    • trong Python backend experience
  • E
    • xperience with SQL and Postgres
  • C
    • ustomer-centric mindset with empathy for creators
  • A
    • bility to thrive in ambiguity and scope solutions with teammates
  • E
    • xperience leading and owning large features end-to-end
    Visa Support: H-1B, O-1, OPT available
    Green Flags (Strong Matches)
  • F
    • irebase experience
  • F
    • lask backend experience
  • E
    • xperience with design tools like Figma
  • P
    • rior experience building high-scale products (millions of daily page views)
  • S
    • trong CS fundamentals and pedigree
    Red Flags (Avoid)
  • P
    • oor work-life balance concerns
  • F
    • requent job hopping
  • E
    • xclusively large tech company background
  • P
    • rimarily contract or temporary work experience
    Compensation & Benefits
  • B
    • ase Salary: $180K - $220K
  • C
    • ompetitive Equity (standard 4-year vesting, 1-year cliff)
  • 4
    • weeks PTO + federal holidays
  • P
    • latinum medical, vision, dental (99% employer-paid)
  • 4
    • 01(k) retirement plan
  • G
    • ym and professional development stipends
  • C
    • omputer, monitor, home office setup reimbursement
  • R
    • elocation assistance to SF or NY
    Ideal Companies
  • F
    • igma

    Fuku logo

    About Fuku

    Sourced by ZipRecruiter

    Industry

    Food services and drinking places

    Company size

    51 - 200 Employees

    Headquarters location

    New York, NY, US

    Year founded

    2015

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