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Freelance Full Stack Developer Jobs in Pittsburg, CA

Full-Stack Engineer

San Francisco, CA · On-site

$120K - $150K/yr

Purple Unicorn, on behalf of SalesPatriot , is hiring an Full Stack Engineer . Non-negotiable: ALL ROLES ARE ON-SITE IN SAN FRANCISCO. IN ORDER TO BE CONSIDERED YOU MUST BE LOCAL OR WILLING TO MOVE

Purple Unicorn, on behalf of SalesPatriot , is hiring an Full Stack Engineer . Non-negotiable: ALL ROLES ARE ON-SITE IN SAN FRANCISCO. IN ORDER TO BE CONSIDERED YOU MUST BE LOCAL OR WILLING TO MOVE

We're looking for Full Stack Engineers with 2-8 years of experience in full stack engineering who has hands-on experience building AI agents and utilizing LLMs effectively. You should be comfortable ...

Full Stack Engineer

San Francisco, CA · On-site

$180K - $210K/yr

Title: Full Stack Engineer Client: AI ERP Company Location: San Francisco Bay Area, CA (Hybrid - 4 Days Onsite) Job Type: Full-Time | Direct Hire | Permanent Position Overview: ***** is seeking a ...

Full Stack Engineer

San Francisco, CA · On-site

$120K - $150K/yr

Full Stack Engineer: We are in search of a dynamic Full-Stack Engineer to work as part of our product and backend engineering initiatives within Dot Earth, a thriving incubator. .Erth is presently ...

Full Stack Engineer

San Francisco, CA · On-site

$120K - $150K/yr

Full Stack Engineer: We are in search of a dynamic Full-Stack Engineer to work as part of our product and backend engineering initiatives within Dot Earth, a thriving incubator. .Erth is presently ...

Full Stack Engineer

San Francisco, CA · On-site

$150K - $250K/yr

We're looking for a (Human) Member of Technical Staff specializing in full-stack engineering. We're seeking sharp engineers who value high-quality code, thrive in collaborative teams, and are excited ...

Full Stack Engineer

San Francisco, CA · On-site

$150K - $250K/yr

We're looking for a (Human) Member of Technical Staff specializing in full-stack engineering. We're seeking sharp engineers who value high-quality code, thrive in collaborative teams, and are excited ...

Full Stack Engineer

San Francisco, CA · On-site

$180 - $240/hr

As a Full Stack Engineer at Sawmills.ai, you will be instrumental in building our Telemetry Data Management Platform. This role involves designing and developing both scalable backend systems that ...

Perfict is a company seeking a Full Stack Engineer to enhance their software capabilities. The role involves rebuilding legacy systems, developing backend services, and collaborating with peers to ...

Sr. Full Stack Engineer We're looking for a strong full stack engineer to join a collaborative, fast-moving development team focused on building high-quality, user-centric web applications. This is ...

Full Stack Engineer

San Francisco, CA · On-site

$165K - $185K/yr

The role As a full stack engineer at Hotplate, you'll build end-to-end features that will directly impact how thousands of chefs' and bakers' businesses run their businesses. You'll get to stretch ...

Role Full stack Engineer Location Remote duration 6+months Rate $35-$40/hr Summary : 2 full stack engineers with specialization in Web Performance are requested. (NodeJS experience is a must, Core ...

Showing results 41-60

Freelance Full Stack Developer information

See Pittsburg, CA salary details

$26

$65

$95

How much do freelance full stack developer jobs pay per hour?

As of Sep 4, 2026, the average hourly pay for freelance full stack developer in Pittsburg, CA is $65.87, according to ZipRecruiter salary data. Most workers in this role earn between $54.76 and $75.87 per hour, depending on experience, location, and employer.

What is a freelance full stack developer?

A Freelance Full Stack Developer is a self-employed professional who builds both the front-end and back-end of websites or applications. They work with various technologies, including databases, servers, APIs, and client-side interfaces, to create fully functional digital products. Unlike full-time employees, freelancers work on a project basis for multiple clients, offering flexibility in workload and schedule. Their responsibilities often include coding, debugging, deployment, and sometimes design.

What types of projects and clients can freelance full stack developers typically expect to work with?

Freelance Full Stack Developers often engage with a diverse range of projects, including website and web application development, e-commerce platforms, mobile app backends, and API integrations. Clients can range from startups and small businesses to established companies and entrepreneurs seeking bespoke digital solutions. The variety in clients and project scopes allows developers to constantly expand their skills and work experience, but it also means adapting quickly to new industries and client expectations. Freelancers typically manage their own workflow, communicate directly with clients, and are responsible for project timelines, making this role ideal for self-motivated technology professionals.

What are the key skills and qualifications needed to thrive as a freelance full stack developer?

To thrive as a Freelance Full Stack Developer, you need a solid grasp of both front-end and back-end programming languages (such as JavaScript, HTML/CSS, Node.js, Python, or similar) and a strong portfolio showcasing completed projects. Familiarity with frameworks like React or Angular, version control systems like Git, cloud services, and sometimes relevant certifications (such as AWS Certified Developer) are highly valued. Excellent communication, problem-solving abilities, time management, and client relationship skills help set freelancers apart. These competencies are crucial for effectively delivering end-to-end solutions, managing multiple projects, and building a reliable client base.

What are the most commonly searched types of Full Stack Developer jobs in Pittsburg, CA?

The most popular types of Full Stack Developer jobs in Pittsburg, CA are:

What job categories do people searching Freelance Full Stack Developer jobs in Pittsburg, CA look for?

The top searched job categories for Freelance Full Stack Developer jobs in Pittsburg, CA are:

What cities near Pittsburg, CA are hiring for Freelance Full Stack Developer jobs?

Cities near Pittsburg, CA with the most Freelance Full Stack Developer job openings:

Infographic showing various Freelance Full Stack Developer job openings in Pittsburg, CA as of August 2026, with employment types broken down into 63% Full Time, 17% Part Time, and 20% Contract. Highlights an 70% In-person, 10% Hybrid, and 20% Remote job distribution, with an average salary of $137,010 per year, or $65.9 per hour.

Java Full Stack Developer - AEM

R2 Technologies Corporation

Pleasanton, CA • On-site

$58.50 - $75.50/hr

Full-time

Re-posted 2 days ago


Job description

Overview:
Java Full stack Developer
Location: Pleasanton, CA.
Req Skills: Java8, Spring, Microservices, AEM, UI, Advance JS, Jquery, HTML, Ajax, React/Angular.
What You'll Do -
§ Act as a lead on development of customer facing applications, supporting the full stack of technologies, troubleshooting bugs, writing scripts to increase application performance and operational efficiency.
§ Develop and implement scalable, secure, and highly performant applications.
§ Determines and implements the most efficient and cost-effective solution.
§ Work closely with Enterprise Architects and Technical Owners to create applications aligned with business strategy.
§ Collaborate on cross-functional Agile teams that include Product Owners, QA Engineers, and fellow Software Engineers to implement the next generation of applications.
§ Continuously learn and adapt to an ever-changing technology landscape to bring varied technology options to the table.
§ Verify program logic through testing best practices, including writing automated unit and functional tests.
§ Participate in design sessions, brainstorming various options, discussing pros and cons, and helping drive consensuses.
§ Develop new documentation, departmental technical procedures, and user guides.
§ Promote and support company policies, procedures, mission, values, and standards of ethics and integrity.
What You Know -
§ At least 8 years developing n-tier modern software applications in a highly transparent agile organization with iterations, continuous integration, and a drive for quality.
§ At least 4 years of experience in software development building Web Services in Java, Spring Boot, and Open-source technologies
§ At least 4 years UI programming experience with JavaScript, CSS, JSON
§ At least 3 years using AngularJS or ReactJS, jQuery and Bootstrap, or similar frameworks
§ Experienced in service layer integration (e.g. data, authentication, 3rd party systems) using Ajax and REST APIs.
§ Experience with AEM (Adobe Experience Manager).
§ Experienced in UI and backend unit testing, functional testing, and performance testing tools.
§ Must have experience building responsive web applications and related best practices.
§ Strong interpersonal, written communication, and presentation skills
§ Proven ability to design and implement web services in a RESTful manner, along with understanding our broader service-oriented architectures.
§ Proven ability to work within a cross functional agile team.
§ Must be a self-starter and able to work well with others in a fast-paced agile environment with an emphasis on collaborating and assisting the team to meet business objectives.
§ Ability to use tools such as JIRA, Git, etc. preferred
Education -
§ 4-year degree (Computer Science, Information Systems, or relational functional field) and/or equivalent combination of education or work experience.
Skill Matrix
S.No Skill Total #of Years of exp Last Use.
1 Java and Java8
2 AEM
3 Spring boot
4 Web services
5 UI
6 Advance Java Script
7 Angular/React
8 Unit Testing
9 Kafka/ Storm
10 JIRA/GIT
11 Microservices
12 PCF/Docker
Skills:
Java