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Java Developer Startup Jobs in California (NOW HIRING)

Boxtro Llp 123

Backend Engineer

San Francisco, CA

Koding is a developer-focused startup based in San Francisco's SOMA district. Our core product is ... Java, NodeJS, PHP, C, C++, Perl, Python...the list goes on! You can experiment with installing ...

Brilent

Software Engineer Intern

San Mateo, CA · On-site

Company Description Brilent is a well-funded, award winning startup located in the Silicon Valley ... Experience with Java, C++ or Python programming and debugging skills * Knowledge of machine ...

GEICO

Staff Engineer (.Net/Java)

Palo Alto, CA · On-site

$115K - $230K/yr

Fluency in DevOps Concepts, Cloud Architecture, and Azure DevOps Operational Framework * Experience ... Ability to excel in a fast-paced, startup-like environment Experience * 6+ years of professional ...

Geico

Staff Engineer (.Net/Java)

Palo Alto, CA · On-site

$115K - $230K/yr

Fluency in DevOps Concepts, Cloud Architecture, and Azure DevOps Operational Framework * Experience ... Ability to excel in a fast-paced, startup-like environment Experience * 6+ years of professional ...

Boxtro Llp 123

Head of Engineering

San Francisco, CA · On-site

Koding is a developer-focused startup based in San Francisco's SOMA district. Our core product is ... Java, NodeJS, PHP, C, C++, Perl, Python...the list goes on! You can experiment with installing ...

Zipstack

$144.30K - $190.30K/yr

Working at an early stage startup means that your inputs to any problem you feel is worth tackling ... We follow a DevOps culture, meaning you own everything from end-to-end: from development to running ...

Boxtro Llp 123

Sr. Backend Engineer

San Francisco, CA · On-site

Koding is a developer-focused startup based in San Francisco's SOMA district. Our core product is ... Java, NodeJS, PHP, C, C++, Perl, Python...the list goes on! You can experiment with installing ...

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How much do java developer startup jobs pay per hour?

As of May 30, 2026, the average hourly pay for java developer startup in California is $55.96, according to ZipRecruiter salary data. Most workers in this role earn between $48.41 and $62.64 per hour, depending on experience, location, and employer.

What is a Java Developer Startup job?

A Java Developer Startup job involves designing, developing, and maintaining Java-based applications in a fast-paced startup environment. Developers work on scalable solutions, collaborate with cross-functional teams, and adapt to evolving product requirements. Unlike corporate roles, startup jobs often require versatility, problem-solving skills, and the ability to work with limited resources.

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

A successful Java Developer in a startup environment should have strong proficiency in Java, object-oriented programming principles, and experience with frameworks like Spring or Hibernate, often backed by a degree in computer science or a related field. Familiarity with version control systems (like Git), CI/CD pipelines, and cloud platforms is highly valued, and industry certifications such as Oracle Certified Professional can be advantageous. Soft skills like adaptability, proactive problem-solving, and clear communication help developers collaborate in small, fast-paced teams. These competencies are essential for quickly delivering high-quality software and driving innovation in the dynamic startup landscape.

What kind of work environment and team structure can I expect as a Java Developer in a startup?

As a Java Developer in a startup, you'll typically work in a small, agile team where roles can be fluid and collaboration is highly encouraged. You may have the opportunity to work closely with product managers, designers, and other developers, allowing for greater input into the overall direction of the product. Daily responsibilities often extend beyond coding to include brainstorming sessions, code reviews, and quick iteration based on user feedback. The environment is fast-paced, offering opportunities for rapid skill development and taking on new responsibilities as the company grows. This setting is ideal for those who enjoy problem-solving, continuous learning, and making a direct impact on the product and business.
More about Java Developer Startup jobs
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Java Developer Startup jobs near you
Infographic showing various Java Developer Startup job openings in California as of May 2026, with employment types broken down into 79% Full Time, 19% Part Time, and 2% Contract. Highlights an 63% Physical, 5% Hybrid, and 32% Remote job distribution, with an average salary of $116,387 per year, or $56 per hour.

Data Visualization Developer - Fulltime/Permanent

Radiant Info Systems Ltd

San Ramon, CA • On-site

Full-time

Posted 21 days ago

Job description

Job Description

Our client is looking for an outstanding Data Visualization Developer for their first-of-its-kind Sales Analytics platform, which combines a proprietary, self-learning network with applications that are ready to use, data backed, and built on predictive analyses. 

In this role, you will design and build innovative, world-class data visualizations for extremely complex data sets, enabling business leaders to make intelligent decisions quickly and accurately. 

Our ideal candidate will have a strong command of D3.js, AngularJS, Nodes.js, HTML5, and CSS3. You must be a team player who will thrive in a fast-paced, collaborative startup, and you must take great pride in your work.

Qualifications

Requirements:

Bachelors/Masters in Computer Science with relevant industry experience

5+ years of hands-on application development experience-MUST HAVE!

Experience working with SPA (single page applications)

Experience building data-driven web applications and familiar with development frameworks (AngularJS)

Strong understanding of UX/UI concepts and interface usability, and a demonstrated record of good design flow in interactive applications

Experience with visualization design on mobile platforms is an advantage

Strong command of web front-end development (Javascript(OOP), HTML5, and CSS3)

Strong experience with data visualization libraries (D3.js), WebGL, and developing interactive graphics from conception to deployment

Knowledge of data processing, data analysis, data modeling, and data mining is a plus

Understanding of NoSQL databases and Hadoop

A combination of creativity and analytical ability

Experience handling complex data visualization for Big Data sets is highly desired

Programming ability in Java is an advantage

Additional Information

All your information will be kept confidential according to EEO guidelines.

Apply