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Part Time Junior Mern Stack Developer Jobs in Seattle, WA

Shield AI

Engineer II, Hydraulics (R4936)

Seattle, WA

GD&T and tolerance stack-ups for mechanical systems * Materials selection inclusive of alloys, heat ... Military fellows and part-time employees are not eligible for benefits. Please speak to your talent ...

Shield AI

Senior Engineer, Mechanisms (R4890)

Seattle, WA · On-site

$118K - $157K/yr

GD&T and tolerance stack-ups for mechanical systems * Materials selection inclusive of alloys, heat ... Military fellows and part-time employees are not eligible for benefits. Please speak to your talent ...

Games For Love

Esports Streamer

Lynnwood, WA · On-site +1

... our junior gamers in hospitals around the country. We plan to help 10 million kids in the next 5 ... Compensation : This is a part-time, volunteer position, funds raised during your streams will ...

Stantec

Senior Management & Funding Consultant

Seattle, WA · On-site

$141K - $212K/yr

We bring together engineering, environmental sciences, architecture, and consulting to solve ... Mentor, guide, and manage junior staff. * Manage client engagements, ensuring high-quality, on-time ...

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Showing results 21-40

All JobsMern Stack Developer JobsPart Time Junior Mern Stack Developer JobsPart Time Junior Mern Stack Developer Jobs in Seattle, WA

Part Time Junior Mern Stack Developer information

See Seattle, WA salary details

$27.3K

$101.3K

$156.5K

How much do part time junior mern stack developer jobs pay per year?

As of Sep 1, 2026, the average yearly pay for part time junior mern stack developer in Seattle, WA is $101,257.00, according to ZipRecruiter salary data. Most workers in this role earn between $76,200.00 and $99,000.00 per year, depending on experience, location, and employer.

What is the difference between Part Time Junior Mern Stack Developer vs Part Time Front End Developer?

AspectPart Time Junior Mern Stack DeveloperPart Time Front End Developer
Required SkillsJavaScript, React, Node.js, MongoDB, basic backend and frontend developmentHTML, CSS, JavaScript, frameworks like React or Angular, UI/UX design
Work EnvironmentFull-stack development in startups, tech companies, or freelance projectsFrontend-focused roles in web design agencies, startups, or corporate teams
Common UsageBuilding complete web applications, handling both client and server-side tasksDesigning and implementing user interfaces, improving user experience

In summary, a Part Time Junior Mern Stack Developer handles both frontend and backend tasks using JavaScript technologies, while a Part Time Front End Developer specializes primarily in creating and optimizing user interfaces. The choice depends on whether you want to work across the full technology stack or focus on frontend design and development.

Part Time Junior Mern Stack Developer jobs near you
Infographic showing various Part Time Junior Mern Stack Developer job openings in Seattle, WA as of August 2026, with employment types broken down into 87% Full Time, 7% Part Time, 5% Contract, and 1% Nights. Highlights an 84% Physical, 4% Hybrid, and 12% Remote job distribution, with an average salary of $101,257 per year, or $48.7 per hour.

Ground System Software Engineer (R4787)

Shield AI

Seattle, WA

$196K - $233K/yr

Full-time, Part-time

Re-posted 27 days ago

Job description

Shield AI is a venture-backed defense-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include Hivemind autonomy software, V-BAT and X-BAT aircraft, and Aechelon simulation and synthetic reality technologies. With offices and facilities across the U.S., Europe, the Middle East, and Asia-Pacific, Shield AI’s technology actively supports operations worldwide. For more information, visit www.shield.ai. Follow Shield AI on LinkedIn, X, Instagram, and YouTube. 

Job Description:

We are seeking a highly motivated Ground System Software Engineer to design, develop, and maintain software systems for the X-BAT Platform. This role focuses on building robust ground control stations, mission planning tools, communication interfaces, and infrastructure that enable the X-BAT mission, and supports operational requirements safe and efficient drone operations.

You'll work at the intersection of all major components of the X-BAT Platform and its systems, providing user-facing applications to operate X-BAT and supporting equipment or vehicles, and will be collaborating closely with our Aircraft Software, Hivemind, and Flight Test teams to design this state-of-the-art ground system.

What you'll do
  • Design, develop, and optimize next-gen ground control software that enables low-latency communication with UAVs and other autonomous platforms.
  • Build high-performance full-stack applications that support telemetry processing and fusion, mission planning, and real-time situational awareness.
  • Implement responsive user interfaces with React and TypeScript for telemetry readout and sensor feeds, operator workflows, and mission/vehicle state.
  • Collaborate closely with teams across autonomy, embedded systems, human factors, and UX to deliver integrated, field-ready solutions.
  • Contribute to architectural decisions and system designs that ensure responsiveness, scalability, and fault-tolerance.
  • Lead and/or participate in development efforts on key features or subsystems, from early design through deployment and iteration.
  • Write high-quality, well-tested code and participate in peer design/code reviews.
Required qualifications:
  • Senior: Bachelor’s degree in Computer Science, Software Engineering, Robotics, or a related field with 5+ years of professional software development experience, or Masters with 4+ years, or PhD with 2+ years.
  • Staff: Bachelor’s degree in Computer Science, Software Engineering, Robotics, or a related field with 7+ years of professional software development experience, or Masters with 6+ years, or PhD with 4+ years.
  • Proficiency in a strongly typed programming language (e.g. C#, TypeScript, Java, C++) with exposure to lower-level systems or protocol integration. 
  • Experience with web technologies, especially React, TypeScript/JavaScript, and Node.js.
  • Strong software engineering fundamentals including version control, testing, debugging, and performance profiling. 
  • Proven ability to deliver high-quality software as part of a collaborative engineering team. 
  • Experience building distributed systems or networked applications
  • Experience developing user interfaces (e.g., React, Vue, QT, or similar frameworks)
  • Strong debugging, problem solving, and system integration skills
  • Speed and proficiency without the use of Generative AI tools (due to the nature of our work, these are prohibited)
  • Ability to work in a fast-paced, cross-functional engineering environment
  • Ability to obtain security clearance
Preferred qualifications:
  • Experience with GCS software, mission planning tools, or real-time visualization platforms. 
  • Familiarity with API-driven systems using REST or gRPC, and communication protocols like WebSocket or custom telemetry formats. 
  • Knowledge of standards such as STANAG 4586, Cursor on Target (CoT), or MAVLink.
  • Experience with UAS platforms and AI/ML systems.
  • Familiarity with containerized environments (e.g., Docker, Kubernetes) and CI/CD practices. 
  • Exposure to distributed systems and cloud integration for telemetry data pipelines and sensor fusion. 
  • Understanding of security best practices in control systems and networked applications.
  • Exposure to cybersecurity best practices for embedded or distributed systems, preferably within Gov and/or Defense environments
#LI-AA1
#LD

Full-time regular employee offer package:
Pay within range listed + Bonus + Benefits + Equity
 
Temporary employee offer package:
Pay within range listed above + temporary benefits package (applicable after 60 days of employment)
 
Salary compensation is influenced by a wide array of factors including but not limited to skill set, level of experience, licenses and certifications, and specific work location. All offers are contingent on a cleared background and possible reference check. Military fellows and part-time employees are not eligible for benefits. Please speak to your talent acquisition representative for more information.
 
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Shield AI is proud to be an equal opportunity workplace and is an affirmative action employer. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, marital status, disability, gender identity or Veteran status. If you have a disability or special need that requires accommodation, please let us know. 

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.