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Part Time Java Developer Startup Jobs (NOW HIRING)

Walter

Backend Java Developer

$51.75 - $67/hr

We are looking for experienced Back-end Java Developer to join our team and work with one of the ... We prefer full-time (40 hr/week) but open to considering part-time who can ramp up to full-time in ...

Accel Learning

Java & Python Instructor

Secaucus, NJ · On-site +1

Company Description Accel Learning is a young fast growing education startup based in Secaucus NJ ... Knowledge of programming - Python and Java * Experience in teaching OTHER: * Dependable and ...

Best Fit Global

Developer - Programmer

Washington, DC · On-site

The program seeks a Java developer with demonstrated experience delivering enterprise applications ... jobs in Java. Part Time or Full Time: Full-time Notes: Certification Requirements: Schedule ...

Bechtel

Senior Startup Automation Analyst

Reston, VA · On-site

Telework Type: Part-Time Telework * Work Location: Reston, VA Extraordinary teams building ... Basic knowledge of engineering and construction methods and processes customarily acquired ...

Gopinion

Developer

Boston, MA · On-site

We are flexible in terms of part time positions and compensation, but most importantly we are ... If you are interested in interning for a brand new startup just entering its beta phase, please ...

Mavik Labs LLC

Golang Developer Web3 Experiance

Dover, DE · On-site +1

$120.40K - $156.40K/yr

As a Senior Go Engineer at Mavik Labs, you'll be at the forefront of developing a large-scale, high ... Significant ownership in a high-potential Web3 startup. - Token Compensation: Allocation of our ...

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Part Time Java Developer Startup information

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How much do part time java developer startup jobs pay per hour?

As of May 31, 2026, the average hourly pay for part time java developer startup in the United States is $56.70, according to ZipRecruiter salary data. Most workers in this role earn between $49.04 and $63.46 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Part Time Java Developer at a startup, and why are they important?

To thrive as a Part Time Java Developer at a startup, you need strong Java programming skills, experience with frameworks like Spring or Hibernate, and a foundational understanding of software development principles. Familiarity with version control systems (like Git), cloud platforms, and agile development tools is often expected, alongside a relevant degree or certification. Initiative, adaptability, and effective communication are crucial soft skills for collaborating in a fast-paced, resource-constrained environment. These capabilities are important to efficiently deliver scalable solutions and contribute meaningfully to rapid product iterations typical in startups.

What are some unique challenges a part-time Java Developer might face when working at a startup?

As a part-time Java Developer in a startup environment, you may encounter challenges such as shifting priorities, tight deadlines, and the need to quickly adapt to new technologies or tools. Startups often operate with lean teams, so you might be expected to handle a broad range of tasks beyond core Java development, including troubleshooting, deployment, and occasionally assisting with frontend or DevOps work. Effective communication and time management are essential, as you'll need to stay aligned with the team's goals and progress despite working fewer hours. These challenges can also provide valuable learning experiences and opportunities for rapid professional growth.

What does a Part Time Java Developer do at a startup?

A Part Time Java Developer at a startup is responsible for designing, coding, and testing Java-based applications on a flexible schedule. They typically work on building new features, fixing bugs, and collaborating closely with other team members to help the startup grow quickly. The role may also involve participating in code reviews, optimizing performance, and adapting quickly to changing project requirements. Since startups often require team members to wear multiple hats, part-time Java Developers might also contribute to other aspects of the development process or learn new technologies as needed.

Is Java still in demand in 2026?

Java remains a widely used programming language in 2026, especially for backend development, enterprise applications, and Android app creation. Java developers with skills in frameworks like Spring and experience with cloud environments continue to be in demand across various industries.

What is the difference between Part Time Java Developer Startup vs Part Time Java Programmer?

AspectPart Time Java Developer StartupPart Time Java Programmer
Required SkillsJava, Spring, REST APIs, SQLJava, basic programming, debugging
Work EnvironmentStartup, dynamic, collaborativeVarious, including corporate or freelance
Industry UsageTech startups, innovative projectsBroad, including corporate and freelance roles
CertificationsJava certifications preferredOptional, basic programming certifications

Part Time Java Developer Startup roles typically require more specialized skills like Spring and REST APIs, working in a fast-paced startup environment. In contrast, Part Time Java Programmers may have broader, less specialized tasks across various industries. The developer role often demands familiarity with startup workflows, while programmers may work in diverse settings with varying project scopes.

More about Part Time Java Developer Startup jobs
What cities are hiring for Part Time Java Developer Startup jobs? Cities with the most Part Time Java Developer Startup job openings:
What are the most commonly searched types of Java Developer Startup jobs? The most popular types of Java Developer Startup jobs are:
What job categories do people searching Part Time Java Developer Startup jobs look for? The top searched job categories for Part Time Java Developer Startup jobs are:
Part Time Java Developer Startup jobs near you
Infographic showing various Part Time Java Developer Startup job openings in the United States as of May 2026, with employment types broken down into 3% Full Time, 96% Part Time, and 1% Contract. Highlights an 100% Physical job distribution, with an average salary of $117,931 per year, or $56.7 per hour.

Backend Java Developer

Walter

Remote

$51.75 - $67/hr

Full-time, Part-time

Posted 26 days ago

Job description

Our client is a global media and tech company that connects people to their passions. We reach nearly 900M people around the world, bringing them closer to what they love-from finance and sports to mail, shopping, gaming and news-with the trusted products, content, and tech that fuel their day.
We continue to be one of the largest and most recognizable email services in the world. Delivering over 4.5B emails daily, and with consistently top-rated mobile apps. Our Mail is a critical pillar in the company's long-term growth strategy.
About the Role:
We are looking for experienced Back-end Java Developer to join our team and work with one of the leading Mail platform in the world.
We are working on a partner migration of our core mail services. Therefore we need to be cloud agnostic, lift and shift existing functionality to the cloud. This involves moving all our applications, code, platforms, and infrastructure to the cloud, optimizing it and modernizing it for future growth.
About You:
You are passionate about growing your skills and value high quality application development on modern tech stack and cloud. You will enjoy building the next generation of communication products, web and mobile platforms. You are interested in how best to drive tasks to completion, collaborate to achieve your goals, think through scenarios and edge cases, learn from your leadership, and understand the broader impact of your work.
If you are interested in joining a world-class team of passionate people and industry veterans who care about code quality, architecture, design and user experience as much as having fun together, then we'd like to talk to you.
Tasks and Deliverables:
  • Develop and maintain Java-based applications on cloud-based platforms.
  • Migration of Java applications and core mail services
  • Identify and implement optimizations, fine-tune / re-architect infrastructure
  • Integration with existing DevOps and CICD pipelines/environments
  • Improve future maintainability of the platform and surrounding tools
  • Design and implement solutions that meet business requirements, ensuring scalability, security, and reliability.
  • Work with cross-functional teams to develop and deploy complex applications on AWS/GCP.
  • Lead and mentor other engineers throughout design and development

Requirements
  • 6+ years of backend development experience
  • Strong back-end experience in software development using Java Object-oriented programming skills
  • Strong knowledge of RESTful APIs and microservices architecture
  • Experience with AWS or GCP
  • Understanding of data structures and algorithms
  • Experience with Distributed Systems and Large Scale Systems
  • Strong computer science fundamentals and knowledge of Design Patterns
  • Analytical and problem solving skills
  • SQL and RDS Database

Nice to Have Experience:
  • Experience with DevOps tools and practices
  • Leadership experience

Engagement Highlights:
- Commitment: We prefer full-time (40 hr/week) but open to considering part-time who can ramp up to full-time in 3-4 weeks.
- Overlap: 6+ hours with PST
- Client will be sending their own laptop (MacBook) to the talent to use

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