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Junior Developer Startup Jobs in California (NOW HIRING)

FreedomPay

Jr. Front-End Engineer

San Francisco, CA · On-site

FreedomPay is a product-driven startup transforming the way companies grow their teams. They are seeking a Junior Front-End Engineer to build pioneering local commerce applications and collaborate ...

Retro

Junior Engineer, Bioreactors

Redwood City, CA · On-site

$110K - $130K/yr

We're building a mission-driven team of accomplished and kind individuals who embrace our startup ... You are a hands-on engineer at heart-someone who loves building complex, reliable systems. You ...

Retro

Junior Engineer, Bioreactors

Redwood City, CA · On-site

$110K - $130K/yr

We're building a mission-driven team of accomplished and kind individuals who embrace our startup ... You are a hands-on engineer at heart-someone who loves building complex, reliable systems. You ...

Retro

Junior Engineer, Bioreactors

Redwood City, CA

We're building a mission-driven team of accomplished and kind individuals who embrace our startup ... You are a hands-on engineer at heart--someone who loves building complex, reliable systems. You ...

Evolver

Senior Python Developer

Palo Alto, CA · Hybrid

$142K - $192K/yr

We are an innovative technology startup focused on transforming professional services through ... Mentorship: Guide and support junior developers to foster technical growth within the team.

Evolver

Senior Python Developer

Palo Alto, CA · On-site

$142K - $192K/yr

We are an innovative technology startup focused on transforming professional services through ... Mentorship: Guide and support junior developers to foster technical growth within the team.

Evolver

Senior Python Developer

Palo Alto, CA · On-site

$143K - $192K/yr

We are an innovative technology startup focused on transforming professional services through ... Mentorship: Guide and support junior developers to foster technical growth within the team.

Intuit

Staff iOS Engineer

San Diego, CA · On-site

$184K - $250K/yr

Our 40 years of expertise have rooted us in the startup mentality, positively disrupting ourselves ... Coach and mentor junior engineers on best practices of software engineering, leveraging AI to ...

Intuit

Staff iOS Engineer

San Diego, CA · On-site

$184K - $250K/yr

Our 40 years of expertise have rooted us in the startup mentality, positively disrupting ourselves ... Coach and mentor junior engineers on best practices of software engineering, leveraging AI to ...

Luxus

Senior Electical Engineer (POWER)

Walnut Creek, CA · On-site

$119K - $155K/yr

The ideal candidate will bring deep technical expertise in power engineering, mentor junior ... Lead and participate in field investigations and startup/commissioning activities. * Provide ...

Luxus

Senior Electical Engineer (POWER)

Walnut Creek, CA · Hybrid

$119K - $155K/yr

The ideal candidate will bring deep technical expertise in power engineering, mentor junior ... Lead and participate in field investigations and startup/commissioning activities. * Provide ...

Luxus

Senior Electical Engineer (POWER)

Walnut Creek, CA · Hybrid

$119K - $155K/yr

The ideal candidate will bring deep technical expertise in power engineering, mentor junior ... Lead and participate in field investigations and startup/commissioning activities. * Provide ...

Evolver

Senior GenAI Engineer (Python)

Palo Alto, CA · Hybrid

$142K - $192K/yr

About Us: We are an innovative AI startup focused on transforming professional services through ... As a Senior GenAI Developer, you will lead the design, development, and deployment of scalable ...

Evolver

Senior GenAI Engineer (Python)

Palo Alto, CA · On-site

$142K - $192K/yr

About Us: We are an innovative AI startup focused on transforming professional services through ... As a Senior GenAI Developer, you will lead the design, development, and deployment of scalable ...

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All JobsJunior Developer Startup JobsJunior Developer Startup Jobs in California

Junior Developer Startup information

See California salary details

$23.7K

$87.8K

$135.7K

How much do junior developer startup jobs pay per year?

As of Jun 26, 2026, the average yearly pay for junior developer startup in California is $87,810.00, according to ZipRecruiter salary data. Most workers in this role earn between $66,100.00 and $85,900.00 per year, depending on experience, location, and employer.

What is a Junior Developer Startup job?

A Junior Developer Startup job involves working as an entry-level software developer in a fast-paced startup environment. You'll likely assist in coding, debugging, and testing software while collaborating with a small team. Startups often require developers to be adaptable, learn quickly, and take on various responsibilities beyond coding. This role provides great exposure to modern technologies and agile development practices. It’s a valuable opportunity to grow your skills and gain hands-on experience in a dynamic setting.

What are the key skills and qualifications needed to thrive in the Junior Developer Startup position, and why are they important?

To thrive as a Junior Developer at a startup, you need foundational knowledge of programming languages (such as JavaScript, Python, or Ruby), basic understanding of web development, and a degree in computer science or related experience. Familiarity with source control systems like Git, cloud services, and popular frameworks is important, and participation in coding bootcamps or relevant certifications is a plus. Strong problem-solving, adaptability, and effective communication are key soft skills for collaborating in a dynamic, fast-paced environment. These abilities help junior developers quickly learn, contribute to product development, and grow within the rapidly evolving startup landscape.

What are some common challenges a Junior Developer may face when working at a startup?

Junior Developers in startup environments often encounter rapid changes in project direction, shifting priorities, and the need to learn new technologies quickly. Unlike more established companies, startups may have less formalized onboarding and training, requiring you to take initiative and learn on the go. You'll likely collaborate closely with small, cross-functional teams, which means communication skills and flexibility are essential. Embracing these challenges can accelerate your growth, expand your technical skill set, and offer opportunities to make a direct, visible impact on the company's products.

What are the most commonly searched types of Developer Startup jobs in California? The most popular types of Developer Startup jobs in California are:
What are popular job titles related to Junior Developer Startup jobs in California? For Junior Developer Startup jobs in California, the most frequently searched job titles are:
What job categories do people searching Junior Developer Startup jobs in California look for? The top searched job categories for Junior Developer Startup jobs in California are:
What cities in California are hiring for Junior Developer Startup jobs? Cities in California with the most Junior Developer Startup job openings:
Junior Developer Startup jobs near you
Infographic showing various Junior Developer Startup job openings in California as of June 2026, with employment types broken down into 75% Full Time, 10% Part Time, 2% Temporary, and 13% Contract. Highlights an 83% Physical, 3% Hybrid, and 14% Remote job distribution, with an average salary of $87,810 per year, or $42.2 per hour.

Junior Solutions Engineer - USA

Foresight Works Ltd

Austin, TX • On-site, Remote

Full-time

Medical

Posted 5 days ago

Job description

Foresight Works Ltd is an AI-powered SaaS company building predictive project management and delivery software for large construction and infrastructure projects. Our platform helps teams reduce schedule risk, improve execution, and make better decisions across complex, high-stakes programs.
As a Junior Solutions Engineer, you'll support the design and delivery of technical solutions for customers across the go-to-market lifecycle, from pre-sales demonstrations and onboarding through to successful deployment. This is a hands-on role for someone who enjoys solving problems, working across teams, and using technology to streamline workflows and create a strong customer experience.
Responsibilities
  • Support Go-to-Market (GTM) teams, including Sales, Marketing, and Customer Success, by assisting in technical presentations, product demonstrations, and proof-of-concept projects, highlighting how our AI-powered SaaS platform addresses client challenges.
  • Collaborate directly with new clients during onboarding, ensuring smooth implementation, effective platform setup, and tailored integrations.
  • Develop, manage, and maintain automation workflows and integrations using Python, as well as platforms such as Zapier, Make.com, HubSpot etc.
  • Diagnose and resolve technical issues promptly, clearly communicating solutions to both technical and non-technical stakeholders.
  • Work closely with product and Customer Success teams to relay customer feedback, improve user adoption, and enhance overall customer satisfaction.
  • Advocate for the customer in internal meetings, ensuring their needs are prioritized in product updates.

Requirements
  • A degree in STEM, Finance, or a strong analytical field.
  • Some hands-on experience in solutions engineering, technical support, sales engineering, or automation-focused roles.
  • Strong proficiency in Python for scripting, data analysis, and workflow automation.
  • Experience with SQL or a similar database tool.
  • Experience or exposure to data analysis and visualization tools such as Tableau, Power BI, or similar platforms is a plus.
  • Experience with or exposure to Go-to-Market (GTM) automation tools such as HubSpot and AI-driven outreach platforms.
  • Background in B2B SaaS, AI-driven products, or construction and infrastructure software.
  • Right to work.

Benefits
  • A collaborative and inclusive work environment where your contributions make a real impact.
  • A team of passionate colleagues who will help you to thrive and grow
  • Excellent opportunities for career progression
  • Startup Culture: Agile, fast-paced environment where your contributions are impactful.
  • Health insurance
  • Competitive salary of 60000-70000 USD/year

Apply