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Senior Software Engineer Startup Jobs in California

Top Engineer

Sr Software Engineer

San Francisco, CA

$144K - $190K/yr

Sr Software Engineer Step into a high-impact Sr Software Engineer opportunity with a confidential ... Demonstrated ability to work in a fast-paced startup environment. Strong problem-solving skills and ...

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 ...

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 ...

Titan Corporation

Senior Software Engineer

San Francisco, CA

$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 ...

TENDO

Senior Software Engineer

San Francisco, CA

$127K - $172K/yr

Senior Software Engineer We are looking for a seasoned software engineer who is passionate about ... Our team-driven culture and rapid growth have earned us recognition as one of Forbes' Top Startup ...

Fuku

Senior Software Engineer

San Francisco, CA

$144K - $190K/yr

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

Supira Medical

Sr. Software Engineer

Los Gatos, CA

$145K - $175K/yr

Senior Software Engineer Supira Medical, a clinical-stage Shifamed Portfolio Company, is developing ... startup environment. This is a full time, on-site position and will require reporting to our ...

Clera

Senior Software Engineer

San Francisco, CA · On-site

$144K - $190K/yr

About the Role We're seeking a Senior Software Engineer to join our in-person, fast-paced NYC startup. You'll be a full-stack developer with a frontend emphasis and a passion for AI and legal tech, ...

Clera

Senior Software Engineer

San Francisco, CA · On-site

$144K - $190K/yr

About the Role We're seeking a Senior Software Engineer to join our in-person, fast-paced NYC startup. You'll be a full-stack developer with a frontend emphasis and a passion for AI and legal tech, ...

Tendo

Senior Software Engineer

San Francisco, CA · On-site +1

$127K - $172K/yr

Additionally, the Senior Software Engineer will bring expertise in one or more technologies ... Our team-driven culture and rapid growth have earned us recognition as one of Forbes' Top Startup ...

Tendo

Senior Software Engineer

San Francisco, CA

$127K - $172K/yr

Additionally, the Senior Software Engineer will bring expertise in one or more technologies ... Our team-driven culture and rapid growth have earned us recognition as one of Forbes' Top Startup ...

Tendo

Senior Software Engineer

San Diego, CA · On-site +1

$117K - $158K/yr

Additionally, the Senior Software Engineer will bring expertise in one or more technologies ... Our team-driven culture and rapid growth have earned us recognition as one of Forbes' Top Startup ...

Tendo

Senior Software Engineer

San Diego, CA

$117K - $158K/yr

Additionally, the Senior Software Engineer will bring expertise in one or more technologies ... Our team-driven culture and rapid growth have earned us recognition as one of Forbes' Top Startup ...

Top Engineer

Senior Software Engineer

San Diego, CA

$130K - $171K/yr

Senior Software Engineer Step into a high-impact Senior Software Engineer opportunity with a confidential client, where you will help drive meaningful results across Aerospace / Defense,Software.

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 ...

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All JobsSoftware Engineer Startup JobsSenior Software Engineer Startup JobsSenior Software Engineer Startup Jobs in California

Senior Software Engineer Startup information

See California salary details

$74.5K

$141.4K

$189.5K

How much do senior software engineer startup jobs pay per year?

As of Jun 13, 2026, the average yearly pay for senior software engineer startup in California is $141,415.00, according to ZipRecruiter salary data. Most workers in this role earn between $120,900.00 and $159,400.00 per year, depending on experience, location, and employer.

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.

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 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

Sr Software Engineer

Top Engineer

San Francisco, CA

$144K - $190K/yr

Other

Posted 28 days ago

Job description

Sr Software Engineer
Step into a high-impact Sr Software Engineer opportunity with a confidential client, where you will help drive meaningful results across Software. This role offers the chance to make a visible contribution in San Francisco, California, USA while supporting ambitious technical and operational goals.
Your Key Responsibilities
• Lead core execution for the Sr Software Engineer role across day to day priorities, technical problem solving, and cross functional coordination.
• Drive high quality outcomes for projects based in San Francisco, California, USA while maintaining strong operational discipline.
• Partner with internal stakeholders, vendors, and production teams to move work from planning into successful delivery.
• Improve process stability, quality, and throughput through disciplined analysis and practical execution.
• Support issue resolution, technical decision making, and continuous improvement activity across the function.
• Document results clearly and communicate progress, risks, and recommendations to the broader team.
• Contribute hands-on expertise in support of schedule, quality, and business objectives.
What You Bring to the Role
4-12 years of professional software development experience.
Expertise in one or more of the following: TypeScript, Node.js, React, Next.JS or Kotlin.
Bachelor's or Master's degree in Computer Science from a top-tier university (e.g., Stanford, MIT, UC Berkeley etc..).
Demonstrated ability to work in a fast-paced startup environment.
Strong problem-solving skills and a collaborative mindset.
What's In It For You
top tier compensation and benefits, with source-aligned pay details of 150000-250000 US Dollars per annual salary.
A clear on-site opportunity with defined business impact and the chance to step into meaningful ownership quickly.
Joining a VC-backed company gives you the ability to make a meaningful impact and potentially earn millions of dollars as an employee if the company goes through a large exit (i.e acquisition or IPO)
ADVANCE YOUR ENGINEERING CAREER TODAY
RECRUITING TOP ENGINEERS SINCE 1997
Our company is called Top Engineer. It does not say Average Engineer. It means we work with the Top 1% of engineering talent.
Do you believe you have what it takes?
If so, why do you believe that?
What does that even mean to you?
Be prepared to answer these questions and more when you reach out to me.
Serious inquiries only, please. https://www.topengineer.us
#NowHiring #SrSoftwareEngineer #Software #SanFrancisco #ConfidentialSearch #CareerOpportunity #EngineeringJobs #ManufacturingCareers #JavascriptFrameworks

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