1

Volunteer Java Jobs in Massachusetts (NOW HIRING)

Python, JavaScript, C, C++, Java * Full stack development experience including working on ... volunteer work * 1 week of paid maternity/paternity LOA after 1 year of Full-time employment ...

Provide technical direction for Java/WebLogic and Oracle-based applications, including legacy JDK ... Medical, dental, vision 401k Term life Voluntary life and disability insurance Optional Pre-paid ...

We are looking for a strong Senior Java Software Engineer to implement new features and maintain ... Paid volunteer time * Focus on your career growth: * Development Dollars * Leadership development

Senior Engineer

Boston, MA · On-site +1

$135K - $175K/yr

Proficiency building and maintaining production systems in Java. * Experience designing and ... volunteer opportunities, company-matched charitable contributions, access to mental health ...

Showing results 21-40

Volunteer Java information

What is a Volunteer Java?

A Volunteer Java job is an unpaid role where individuals contribute their Java programming skills to support a project, organization, or community initiative. Volunteers may help with coding, debugging, testing, or improving software applications. These roles are typically found in non-profits, open-source projects, or educational initiatives. It’s a great opportunity to gain hands-on experience, expand your portfolio, and contribute to meaningful projects while improving Java skills.

What kind of projects might I work on as a Volunteer Java developer?

As a Volunteer Java developer, you'll typically work on software projects that support non-profit organizations, educational programs, or open-source initiatives. Projects might include building and maintaining web applications, automating processes for nonprofits, or contributing to digital tools used by community groups. You may collaborate with other volunteers, designers, and project managers in a remote or hybrid team environment. This experience offers the chance to strengthen your technical skills, expand your professional network, and make a positive impact while learning to navigate real-world software development challenges.

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

To thrive as a Volunteer Java developer, you need a solid understanding of Java programming, object-oriented principles, and basic software development practices, often demonstrated through coursework, self-study, or project experience. Familiarity with systems like Git, integrated development environments (IDEs) such as Eclipse or IntelliJ IDEA, and participation in code collaboration platforms like GitHub is advantageous. Excellent communication, teamwork, and time management skills help you contribute effectively to projects and adapt to a volunteer-driven workflow. These skills are crucial for delivering high-quality code, collaborating within diverse teams, and ensuring the success of community-driven or non-profit software initiatives.

What are the most commonly searched types of Java jobs in Massachusetts?

The most popular types of Java jobs in Massachusetts are:

Infographic showing various Volunteer Java job openings in Massachusetts as of August 2026, with employment types broken down into 100% Full Time. Highlights an 50% In-person, and 50% Hybrid job distribution.

Software Engineer

Aquila Technology

Lexington, MA • Hybrid

Full-time

Retirement, PTO

Re-posted 6 hours ago


Job description

Software Developer

Clearance Level: Must be able to obtain an Active Secret Clearance to be considered for this opportunity. Must be US Citizen

Location: Although this position is Hybrid - To be considered you must live within 100 miles from Lexington, MA 

At Aquila Technology, you will see our team’s passion every day, whether we are building a robust, policy-compliant IT system or stress-testing a system to identify gaps and security vulnerabilities. To own the advantage, we ensure our team owns results and gets the work done right the first time by deploying smart, purposeful solutions that work. Aquila is the right people with the right skills driving the right outcomes. We call this the Aquila Advantage.

About the Role:

Aquila Technology is seeking a Software Developer to join our team in supporting one of the country’s premier defense research organizations. The team is in need of a versatile Software Developer for several programs involving hardware and software. The developer will be working with a small team to develop, test, and deploy software for operational use in the field. A strong background in C++, Python, software best practices, and willingness to adapt and learn are essential. In addition, strong communication skills and experience working with a team in rapid development cycles is required.

Must Have

  • 1 years - Database Applications (Relational & NoSQL models)
  • 3 years - Software Development
  • 3 years - C/C++, Java, Python, Bash, SQL, Java Script / HTML / CSS, Matlab
  • 1 years - Container Technologies (PODMAN, Docker or Kubernetes)
  • 3 years - Full stack development experience including working on application logic and user interfaces
  • 1 years - Experience with REST, PubSub, APIs, SDKs, and application interfaces
  • 1 years - Experience with distributed systems and computing
  • 1 years - Small computer platforms (Raspberry Pis, Arduino, Jetson or similar edge computing devices)

Nice to Have

  • Database usage, design, and optimization.
  • Service oriented architecture or microservice architecture
  • Video processing and streaming protocols
  • GPUs (i.e. Cuda Processing)
  • Digital Signal Processing
  • AWS development and deployment
  • Familiarity with web client development frameworks
  • Embedded development

What You Will Bring:

  • Software development experience
  • Familiarity with at least two of the following languages: Python, JavaScript, C, C++, Java
  • Full stack development experience including working on application logic and user interfaces
  • Experience with containerized application development through tools like Docker, Podman, Kubernetes, or similar
  • Experience with database technologies, such as relational or NoSQL
  • Experience with multiple application interface, design and message passing technologies like REST, PubSub, development of APIs or SDKs, etc
  • Experience with distributed computing either through working on multiple parts of a distributed system or contributing to the development of at least one part of a distributed system
  • Experience with small compute platforms like Raspberry Pis, Arduino, Jetson or similar edge computing devices

Preferred Skills: 

  • Embedded development
  • CUDA / GPU Programming
  • Digital Signal Processing
  • Service oriented architecture or microservice architecture.
  • Video processing and streaming protocols
  • AWS development and deployment
  • Database usage, design, and optimization.
  • Familiarity with web client development frameworks

Benefits and Perks:
Aquila team members experience the opportunity to be part of a fast-paced, customer-focused, and technically innovative work environment. Aquila strives to deliver the best of the best in technical services to our customers. Candidates that possess a love for technical challenges, a desire to constantly learn, and the desire to establish themselves as critical players within a team will enjoy calling Aquila Technology home.
Our Perks Include:
PTO - 15 days (vacation/sick) 10 paid holidays - 6 standard (New Year’s, Memorial Day, Independence Day, Labor Day, Thanksgiving, and Christmas) - 4 floating holidays prorated based on your day of hire:

  • 1.5 paid days, or 12 hours, for approved volunteer work
  • 1 week of paid maternity/paternity LOA after 1 year of Full-time employment

Tuition & Training Reimbursement- 5K annually for pre-approved, Eligible full-time team members who have completed a minimum ofsix (6) months of employment may apply for tuition reimbursement for approved, job-related courses taken through an accredited college or university. Team members must achieve a grade of “B” or better to qualify for reimbursement.Aquila will reimburse up to $5,000 per fiscal year for tuition expenses only. Expenses related to training programs, certifications, books, materials, meals, transportation, or other non-tuition costs are not eligible under the Tuition Reimbursement Program. All tuition reimbursement requests must be submitted to and approved by the team member’s Manager prior to course registration. Reimbursement will be issued upon successful course completion and submission of final grades and proof of payment.

401K with Fidelity - Eligible to participate following 90 days of employment. Company match on employee contribution:

  • $1/$1 up to 3%, then .50 cents / $1 for 4th and 5th %s
  • Fully vested from day one
  • Company match does not apply to catch-up contribution

Cell Phone & Internet Reimbursed up to $150 monthly to cover cell phone, data, and home internet expenses. Aquila Technology will reimburse team members who work from home ONLY for cell phone/mobile device fees for work-related communications and/or operations each month. Employees eligible for this benefit must work remote 2 days a week or more to qualify.

Buy Your Own Device (BYOD) - Team members are eligible for reimbursement of up to $1,500 every three (3) years for the purchase of electronic equipment used to access corporate services. To qualify for this benefit, employees must have completed a minimum of six (6) months of employment and must agree to and sign the Device Minimum Configuration Form prior to reimbursement. Electronic devices eligible under the Buy Your Own Device (BYOD) program are limited to cell phones, laptops, and tablets.

Clearance Level: An interim clearance is sufficient for the start of this position.
Work Location: This position is HYBRID. The individual will be required to be onsite 3 days a week. Candidates are expected to be local at the time of the start of the assignment. Final scheduled TBD by hiring manager.
Interview Process:
1st round interview will be a Zoom with the hiring manager. 2nd round interview will be a Zoom with additional team members as needed.

We are an Equal Opportunity Employer