• Skip to primary navigation
  • Skip to main content
  • Skip to footer

Side Hustles

Side Hustles

Side Hustles For All

  • Best Side Hustles
    • Woman sitting on a pile of coins and working on a laptop surrounded by icons representing different side hustle ideas

      31 Best Side Hustles to Earn Extra Money in 2026

    • Bicycle courier delivering food for their side hustle.

      What Is a Side Hustle?

    • Remote worker sitting at his desk making money from home

      18 Ways to Make Money from Home (Online and Offline Jobs)

    • By Category
      • Arts & Crafts
      • Business Services
      • Caregiving
      • Creative Services
      • Digital Freelance Services
      • View All
    • By Lifestyle
      • I’m introverted
      • I’m a man
      • I’m a woman
      • I’m a stay-at-home mom
      • I’m unique
      • View All
    • By Profession
      • Artists & Creatives
      • Musicians
      • Nurses
      • Physicians
      • Teachers
      • View All
    • By Age Group
      • College Students
      • Teens
      • Age 50+
      • Seniors
      • View All
    • By Skills & Interests
      • Get Paid to Lose Weight
      • Get Paid to Play Games
      • Get Paid to Read
      • Get Paid to Sleep
      • Get Paid to Travel
      • View All
  • Best Gig Apps
    • Freelance worker popping out of a phone screen and considering gig apps on the App Store and Google Play

      Top 6 Gig Apps to Make Real Cash in 2026

    • Smartphone surrounded by the icons of different money-making apps

      Top 10 Best Money-Making Apps to Try in 2026

    • two teenagers using job apps on a phone and laptop

      19 Job Apps for Teens to Find Jobs and Make Money

    • By Gig Type
      • Cashback
      • Data Entry
      • Delivery
      • Games
      • Product Testing
      • View All
    • By Payment Method
      • Bingo Games that Pay to Cash App
      • Games that Pay Real Money
      • Games that Pay to Cash App
      • Games that Pay via PayPal
      • Surveys that Pay to Cash App
      • View All
    • By Benefits
      • $20 Signup Bonuses
      • $25 Signup Bonuses
      • $50 Signup Bonuses
      • Best Signup Bonuses
      • Instant Signup Bonuses
      • View All
    • By Skills & Interests
      • Driving
      • Losing Weight
      • Playing Games
      • Product Testing
      • Watching Ads
      • View All
  • Job Hunting
    • Freelance worker browsing a job post on a freelance job board.

      23 Job Boards You Can Use to Find Remote Work

    • Freelance writer sitting at her laptop working on a project

      15 Best Remote Jobs That Require No Paid Work Experience

    • Teenager sitting at laptop working an online job

      14 Online Jobs for Teens (With No Experience)

    • Freelancing
      • Freelance Writing Sites
      • Freelance Writing Job Boards
      • Freelance Writing Platforms
      • View More
    • Gig & Shift Work
      • Gig Work Apps
      • On-Demand Work Apps
      • Shift Work Apps
      • View More
    • GPT (Get Paid To)
      • Microtasking
      • Product Testing
      • Survey Taking
      • View More
    • Remote Working
      • Best Remote Job Boards
      • Top 15 Remote Jobs
      • View More
  • Job Board
    • Work Schedule
      • Part-Time Jobs
      • Per-Diem Jobs
      • Go Search
    • Work Environment
      • Hybrid Jobs
      • Remote Jobs
      • Go Search
    • Employment Type
      • Contractor Jobs
      • Internship Jobs
      • Temporary Jobs
      • Go Search
    • Job Title
      • Accounting Jobs
      • Data Entry Jobs
      • Nursing Jobs
      • Online Teaching Jobs
      • Software Engineer Jobs
      • Go Search
    • State
      • California Jobs
      • Florida Jobs
      • New York Jobs
      • Pennsylvania Jobs
      • Texas Jobs
      • Go Search
    • City
      • Chicago, IL
      • Houston, TX
      • Los Angeles, CA
      • New York City, NY
      • Phoenix, AZ
      • Go Search

Home Flexible Job Board Senior Full Stack Developer

Salary Unstated 5d ago

Senior Full Stack Developer

Boost your chances before you apply.

  • ✨ Apply 10x Faster Free

    It takes 30+ tailored applications to land jobs like this one. We'll help you get that done in 1 hour.

    No Credit Card Required

  • Proceed to Application Go directly to the company's job page to apply.
Logo

Karsun Solutions, LLC

Herndon, VA, US

Full-time Permanent Remote

✨ Apply 10x Faster

Analyze your resume for missing keywords, then one-click optimize it. Don't be anything less than a 100% match candidate.

Free

No Credit Card Required

Summary

The Senior Full Stack Developer will manage the entire software development lifecycle for applications using Java, Spring Boot, and Angular within a SAFe Agile framework. They will also design scalable microservices and drive the migration of legacy monolith applications to modern cloud-native architectures.

Job Description

Why Karsun?

Join Karsun Solutions to grow your career with the company transforming possible for the US Government.

At Karsun, collaboration drives our community. We’re committed to building an environment where team members from diverse backgrounds can innovate, learn and grow with us. Here at Karsun, the only limit to your potential is the limit of your curiosity.

Join Team Karsun, and Find Your Next!

Summary

As a key member of the team, the Senior Full Stack Developer will be responsible for the entire software development lifecycle of assigned software components, from requirements gathering and development to testing and deployment, all within a SAFe Agile framework. The Senior Full Stack Developer will play a critical role in building and maintaining applications that support our core mission, with a focus on seamless integration and high performance.

What You'll Be Doing:

  • Application Development: Develop, test, and deploy full-stack applications, including dashboards, process automation tools, and interface applications, using Java, JEE, Spring/Spring Boot, Angular and other relevant technologies.
  • Microservices Architecture: Design, develop, and maintain API microservices that are scalable, resilient, and secure.
  • Hands-on role with extensive involvement in the full development lifecycle, including design, development, unit testing, implementation, maintenance and enhancement of applications.
  • Collaboration: Collaborate effectively with other developers, testers, and stakeholders within a SAFe Agile environment.
  • Continuous Improvement: Identify and implement opportunities to improve system performance, reliability, and security.
  • Drive the migration of monolith applications to the latest microservices architecture.
  • Conduct thorough code peer reviews and make sure developers are following the Java coding standards and best practices.

Required Qualifications:

  • Bachelor's degree in Computer Science or a related field.
  • 8-10 years of experience in full-stack development using Java/JEE.
  • Strong proficiency in Java, JEE and related technologies, including Spring/Spring Boot and Angular frameworks.
  • Experience with API microservices development and JOOQ ORM, integrating ESRI ArcGIS geospatial APIs
  • Hands-on experience with Docker, Apache Maven, JBoss Enterprise Application Platforms and cloud-native application hosting.
  • Solid understanding of responsive design principles and implementation.
  • Expert Proficiency and hands on experience with UI frameworks such as Angular, Bootstrap, jQuery, and DataTables.
  • Experience with Java Persistence API(JPA) and Hibernate ORMs.
  • Experience with Atlassian Application Lifecycle Management tools (JIRA/Confluence).
  • Experience with AI Prompt Templates, Prompt engineering and applying them to developer AI tools such as Github CoPilot
  • Availability during core business hours of 9:00 AM - 5:00 PM EST.

Preferred Qualifications:

  • Experience supporting US federal government contracts
  • Experience with work flow orchestration tools such as Temporal.io, Camunda or equivalent is a plus.
  • Experience with integrating USWDS compliant components with Angular storybook is a plus

Things to Know:

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to disability, status as a protected veteran or any other status protected by applicable federal, state, local, or international law.

Salary Range

The proposed salary range for this role is $150,000 to $165,000 USD. The salary range provided is a good faith estimate representative of all experience levels. Karsun considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.

Third Party Resumes

Karsun does not accept unsolicited resumes through or from search firms or staffing agencies. All unsolicited resumes will be considered the property of Karsun and Karsun will not be obligated to pay a placement fee.

Clearance Information

This position requires the eligibility to obtain a security clearance. The Defense Industrial Security Clearance Office (DISCO), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website: https://www.state.gov/m/ds/clearances/c10978.htm

Location

To be considered for this role, you must reside in one of the following states: CA, CO, DC, FL, GA, IL, MD, NJ, NY, NC, OH, OK, PA, SC, TX, VA, WV.

Work Authorization

Applicants must be authorized to work in the U.S. We may consider candidates currently in H-1B status who are eligible for transfer.

Statement on AI and Hiring Process

At Karsun, we are committed to a fair and equitable hiring process. We do not use artificial intelligence to make decisions on candidates, scan resumes, or source potential hires. Applicants are reviewed by our talent acquisition team and hiring managers to ensure a thorough evaluation based on skills, experience, and alignment with our company values. Our hiring decisions are made with human judgement, ensuring fairness and transparency throughout the process.

About the company

Karsun Solutions, LLC

Karsun Solutions is a fast-growing, innovative, enterprise modernization firm. The Virginia Chamber of Commerce, Washington Business Journal, and Inc. all recognize Karsun Solutions among the fastest-growing companies in the Washington, D.C. region. Karsun teams deliver software development, cloud, and advanced analytics solutions to customers at government agencies including the Department of Homeland Security, Federal Aviation Administration, and General Services Administration. It is an established firm, with a DCAA Approved Accounting System, CMMI Level 5 – DEV appraisal, and AWS Government Competency as well as ISO 9001, ISO 20000 and ISO 27001 certifications.

Founded

2009

Company size

201-500 employees

Industry

IT Services and IT Consulting

Org type

Privately Held

Headquarters

Herndon, Virginia

Apply Now

About the company

Karsun Solutions, LLC

Karsun Solutions is a fast-growing, innovative, enterprise modernization firm. The Virginia Chamber of Commerce, Washington Business Journal, and Inc. all recognize Karsun Solutions among the fastest-growing companies in the Washington, D.C. region. Karsun teams deliver software development, cloud, and advanced analytics solutions to customers at government agencies including the Department of Homeland Security, Federal Aviation Administration, and General Services Administration. It is an established firm, with a DCAA Approved Accounting System, CMMI Level 5 – DEV appraisal, and AWS Government Competency as well as ISO 9001, ISO 20000 and ISO 27001 certifications.

Founded

2009

Company size

201-500 employees

Industry

IT Services and IT Consulting

Org type

Privately Held

Headquarters

Herndon, Virginia

Footer

sidehustles.com
Facebook Twitter Instagram LinkedIn Reddit TikTok YouTube

Show Me The Money

  • Side Hustle Basics
  • Side Hustle Job Board (Remote & Part-Time Jobs)
  • Gig App Reviews
  • Job Hunting
  • Manage Your Money
  • The Gig Apple: News & Events

Company

  • About Us
  • Contact Us
  • Become a Contributor
  • Advertising & Sponsorships
  • Partner With Us
  • Editorial Guidelines

Side Hustles © All rights reserved

  • Privacy Policy
  • Terms of Service

Thanks for using our free job board

Your review would mean a lot to us.

If you love that we're just giving away remote jobs for free with no paywall, please spread the word. (You will need to create an account on Trustpilot, for which we'll be eternally grateful.) Good luck out there!

Leave a Review Not yet. Send me to the job post.