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Junior Backend Developer Jobs in Berkeley, CA (NOW HIRING)

Hebbia

Backend Engineer, Agents

San Francisco, CA · On-site

Provide technical leadership, mentorship, and guidance to junior engineers, fostering a culture of ... backend software engineering. • Proficiency in building backend and API systems using ...

Serval

Software Engineer, Backend

San Francisco, CA · On-site

... junior engineers and contribute to a culture of technical excellence. Qualifications : Required : • 4+ years of experience as a backend focused software engineer. • Experience with zero-to-one ...

Serval Inc

Software Engineer, Backend

San Francisco, CA · On-site

$200K - $325K/yr

Mentor junior engineers and contribute to a culture of technical excellence. What You'll Need * 4+ years of experience as a backend focused software engineer. * Experience with zero-to-one ...

NimbleRx

Senior Backend Engineer

Redwood City, CA · On-site

$205K - $240K/yr

Mentor junior engineers and interns * Promote best practices and high-quality development ... with backend APIs, services, and platform development * Rich development experience with Java ...

NimbleRx

Senior Backend Engineer

Redwood City, CA · On-site

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Mentor junior engineers and interns * Promote best practices and high-quality development ... with backend APIs, services, and platform development * Rich development experience with Java ...

NimbleRx

Senior Backend Engineer

Redwood City, CA · On-site

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Mentor junior engineers and interns * Promote best practices and high-quality development ... with backend APIs, services, and platform development * Rich development experience with Java ...

Tatari

Senior Backend Engineer

San Francisco, CA · On-site

$170K - $200K/yr

  • Medical

  • Retirement

  • PTO

We are looking for Senior Backend Engineers to join Tatari and play a key role in the evolution and ... Mentor more junior members of the team * Design relational and non-relational data models for ...

Tatari

Senior Backend Engineer

San Francisco, CA · Hybrid

$170K - $200K/yr

  • Medical

  • Retirement

  • PTO

We are looking for Senior Backend Engineers to join Tatari and play a key role in the evolution and ... Mentor more junior members of the team * Design relational and non-relational data models for ...

Tools for Humanity

Staff Backend Engineer

San Francisco, CA · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

... reliable backend systems. * Technical Leadership: You will provide technical guidance to the ... You will mentor junior engineers and work closely with senior leadership, product managers and ...

Doppel

Software Engineer, Autopilot

San Francisco, CA · On-site

... • Mentor junior engineers, foster a high-performing team culture, and shape the team roadmap Qualifications : Required : • Experience as a backend engineer • Ability to build and scale ...

Walmart

Backend Senior Software Engineer

Hayward, CA · On-site

$117K - $234K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Lead by example. Show your chops as an exceptional and experienced developer. * Troubleshoot ... Provide technical guidance and mentorship to junior team members to ensure compliance with Walmart ...

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All JobsBackend Developer JobsJunior Backend Developer JobsJunior Backend Developer Jobs in Berkeley, CA

Junior Backend Developer information

See Berkeley, CA salary details

$29.4K

$108.9K

$168.4K

How much do junior backend developer jobs pay per year?

As of Aug 16, 2026, the average yearly pay for junior backend developer in Berkeley, CA is $108,945.00, according to ZipRecruiter salary data. Most workers in this role earn between $82,000.00 and $106,500.00 per year, depending on experience, location, and employer.

How much do junior backend developers make?

Junior backend developers in the US typically earn between $50,000 and $80,000 annually, depending on location, experience, and skills such as knowledge of programming languages like Python or Java. Entry-level salaries may be lower in some regions, while those with additional certifications or experience can earn more.

What are the main responsibilities of a junior backend developer?

As a Junior Backend Developer, you'll typically be involved in writing and maintaining server-side logic, integrating with databases, and supporting the development of APIs that connect various parts of an application. You may work closely with front-end developers, QA testers, and project managers to implement new features and resolve technical issues. Your daily responsibilities could also include debugging code, participating in code reviews, and updating documentation. This entry-level role offers an excellent opportunity to build foundational development skills while collaborating within a larger software engineering team.

What is a junior backend developer?

A Junior Backend Developer is an entry-level software engineer who focuses on server-side development, databases, and API integrations. They typically work with languages like Python, Java, or Node.js and collaborate with frontend developers to ensure seamless application functionality. Their responsibilities include writing and maintaining code, debugging issues, and optimizing performance. Junior Backend Developers often follow the guidance of senior developers and gradually take on more complex tasks as they gain experience.

What are the key skills and qualifications needed to thrive as a junior backend developer?

To thrive as a Junior Backend Developer, you need a solid understanding of programming languages like Python, Java, or Node.js, alongside knowledge of databases and basic software development principles. Familiarity with tools such as version control systems (e.g., Git), RESTful APIs, and frameworks like Django or Express is highly valued, and online certifications in these technologies can be beneficial. Strong problem-solving, effective communication, and a willingness to learn make candidates stand out in a collaborative development environment. These skills and qualities are crucial for building reliable backend systems, debugging issues, and contributing effectively to team projects.

Is a junior backend developer entry-level?

Yes, a junior backend developer position is typically considered entry-level, suitable for candidates with limited professional experience or recent graduates. It often involves learning foundational skills in server-side programming, databases, and frameworks, with opportunities for skill development and growth.

What are the most commonly searched types of Backend Developer jobs in Berkeley, CA?

The most popular types of Backend Developer jobs in Berkeley, CA are:

What are popular job titles related to Junior Backend Developer jobs in Berkeley, CA?

For Junior Backend Developer jobs in Berkeley, CA, the most frequently searched job titles are:

What job categories do people searching Junior Backend Developer jobs in Berkeley, CA look for?

The top searched job categories for Junior Backend Developer jobs in Berkeley, CA are:

What cities near Berkeley, CA are hiring for Junior Backend Developer jobs?

Cities near Berkeley, CA with the most Junior Backend Developer job openings:

Junior Backend Developer jobs near you

Backend Engineer, Agent Collaboration Platform

Hebbia

San Francisco, CA • On-site

Full-time

Posted 23 days ago

Job description

Job Summary:
Hebbia is an AI platform for investors and bankers that enhances investment decisions through advanced technology. The Backend Engineer for the Agent Collaboration Platform will be responsible for developing efficient software solutions, optimizing system performance, and mentoring junior engineers.
Responsibilities:
• Own critical system components: Take complex requirements and turn them into robust, scaled solutions that solve real customer needs.
• Unlock O(1) universal indexing: Build and iterate on our high-scale document build system that enables constant time latency for indexing any content in the world, regardless of data volume.
• Drive performance optimization: Architect and implement performance-tuning solutions to ensure our systems operate efficiently at scale, minimizing latency and maximizing throughput across millions of documents.
• Mentor and guide: Provide technical leadership, mentorship, and guidance to junior engineers, fostering a culture of learning and growth.
Qualifications:
Required:
• Bachelor's or Master's degree in Computer Science, Data Science, Statistics, or a related field.
• 5+ years software development experience at a venture-backed startup or top technology firm, with a focus on backend software engineering.
• Proficiency in building backend and API systems using technologies such as Python, Java, or Go.
• Extensive experience with cloud platforms (e.g., AWS)
• Working experience with one or more of the following: Kafka, ElasticSearch, PostgreSQL, and/or Redis
• Ability to analyze complex problems, propose innovative solutions, and effectively communicate technical concepts to both technical and non-technical stakeholders.
• Proven experience in leading software development projects and collaborating with cross-functional teams.
• Strong interpersonal and communication skills to foster a collaborative and inclusive work environment.
• Enthusiasm for continuous learning and professional growth.
• A passion for exploring new technologies, frameworks, and software development methodologies.
• Embraces rapid prototyping with an emphasis on user feedback.
• Autonomous and excited about taking ownership over major initiatives.
Preferred:
• A strong academic background with coursework in data structures, algorithms, and software development is preferred.
• Experience building agentic systems or LLM enabled products.
• Frequent user of AI products, especially during the development lifecycle (i.e. Cursor, Claude Code, etc).
Company:
Hebbia is an artificial intelligence platform designed to assist investment banking, asset management, and corporate strategy teams. Founded in 2020, the company is headquartered in New York, USA, with a team of 51-200 employees. The company is currently Growth Stage.

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