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Trainee Junior Javascript Developer Jobs in Washington

Frontend Developer

Mclean, VA · On-site

$130K/yr

* Senior Frontend JavaScript Developer Our organization is a unique software development company ... Lead and mentor junior frontend developers, providing guidance, technicalexpertise, and fostering ...

Junior React Developer

Ashburn, VA · Hybrid

$68.50K - $89K/yr

Role: Junior React Developer Location: Ashburn, VA (Hybrid) (W2 Only) We are looking for a ... You will work with senior engineers to build responsive web applications using React, JavaScript ...

Junior Developer

Annapolis Junction, MD · On-site

$68.50K - $88.90K/yr

The Junior Developer is part of a dynamic development team, focusing on writing efficient and ... Understanding of core web technologies including HTML5, CSS3, and JavaScript to build functional ...

Junior Developer

Annapolis Junction, MD

$68.50K - $88.90K/yr

The Junior Developer is part of a dynamic development team, focusing on writing efficient and ... Understanding of core web technologies including HTML5, CSS3, and JavaScript to build functional ...

Junior Developer

Annapolis Junction, MD

$68.50K - $88.90K/yr

The Junior Developer is part of a dynamic development team, focusing on writing efficient and ... Understanding of core web technologies including HTML5, CSS3, and JavaScript to build functional ...

Junior Software Developer

Washington, DC · On-site

$75.60K - $98.20K/yr

They are seeking a Junior Software Developer to support the design and development of enterprise ... NET • Build and maintain full-stack web solutions using JavaScript, JSON, HTML5, and CSS • ...

New

Junior Software Developer

Washington, DC · On-site

$75.60K - $98.20K/yr

They are seeking a Junior Software Developer to support the design and development of enterprise ... NET • Build and maintain full-stack web solutions using JavaScript, JSON, HTML5, and CSS • ...

The Junior Developer is part of a dynamic development team, focusing on writing efficient and ... Understanding of core web technologies including HTML5, CSS3, and JavaScript to build functional ...

Junior Developer

Annapolis, MD · On-site

$76.80K - $128.30K/yr

The Junior Developer is part of a dynamic development team, focusing on writing efficient and ... Understanding of core web technologies including HTML5, CSS3, and JavaScript to build functional ...

Junior Software Developer

Washington, DC · On-site

$75.90K - $98.50K/yr

The Junior Software Developer supports the design and development of enterprise software ... NET * Build and maintain full-stack web solutions using JavaScript, JSON, HTML5, and CSS * Write ...

Junior Software Developer

Washington, DC

$75.90K - $98.50K/yr

The Junior Software Developer supports the design and development of enterprise software ... NET * Build and maintain full-stack web solutions using JavaScript, JSON, HTML5, and CSS * Write ...

Junior Software Developer

Washington, DC

$75.90K - $98.50K/yr

The Junior Software Developer supports the design and development of enterprise software ... NET * Build and maintain full-stack web solutions using JavaScript, JSON, HTML5, and CSS * Write ...

Junior Software Developer

Fort Belvoir, VA · On-site

$75.80K - $98.40K/yr

The Junior Software Developer supports the design, development, and delivery of data analysis tools ... Proficiency in Python and modern web languages (HTML/CSS/JavaScript) as well as common frameworks ...

Junior Cloud Developer

Mclean, VA · On-site

$67.70K - $87.90K/yr

Job Title Junior Cloud Developer Location McLean, VA 22102 US (Primary) Category Research ... Proficiency in programming languages commonly used in cloud development, such as Python, JavaScript ...

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Showing results 1-20

Trainee Junior Javascript Developer information

What are the key skills and qualifications needed to thrive as a Trainee Junior Javascript Developer, and why are they important?

To thrive as a Trainee Junior Javascript Developer, you need a solid understanding of JavaScript fundamentals, HTML, CSS, and a relevant degree or coding bootcamp experience. Familiarity with version control systems like Git, basic knowledge of frameworks such as React or Node.js, and exposure to development environments are typically required. Strong problem-solving skills, eagerness to learn, and effective communication set candidates apart in this role. These skills and qualities are crucial for adapting to fast-paced development teams and building a foundation for future growth in software engineering.

What types of projects can a Trainee Junior Javascript Developer expect to work on during their first year?

As a Trainee Junior Javascript Developer, you will typically start by assisting with smaller tasks such as bug fixes, writing unit tests, or implementing basic features under the guidance of senior developers. Over time, you'll gain exposure to collaborative projects like developing user interfaces, integrating APIs, or maintaining front-end codebases using frameworks such as React or Vue.js. These projects help you build technical skills while learning best practices in code review, version control, and agile workflows. Regular mentorship and code feedback are common, fostering rapid professional growth in a supportive team environment.

What does a Trainee Junior Javascript Developer do?

A Trainee Junior Javascript Developer is an entry-level professional who assists in building and maintaining web applications using JavaScript. They typically work under the guidance of more experienced developers, learning to write clean code, debug simple issues, and use frameworks like React or Node.js. This role is designed to help individuals develop foundational programming skills and gain practical experience in real-world software development projects.

What is the difference between Trainee Junior Javascript Developer vs Junior Web Developer?

AspectTrainee Junior Javascript DeveloperJunior Web Developer
Required CredentialsBasic coding knowledge, often in training or bootcampSome experience or formal education in web development
Work EnvironmentInternship or entry-level training programFull-time role in a development team
Employer UsageTraining programs, startups, or companies hiring entry-levelEstablished companies, agencies, or startups

In summary, a Trainee Junior Javascript Developer is typically in training or an internship, focusing on learning JavaScript basics, while a Junior Web Developer has more experience and handles broader web development tasks. Both roles serve as entry points but differ in experience level and responsibilities.

What are popular job titles related to Trainee Junior Javascript Developer jobs in Washington? For Trainee Junior Javascript Developer jobs in Washington, the most frequently searched job titles are:
What cities in Washington are hiring for Trainee Junior Javascript Developer jobs? Cities in Washington with the most Trainee Junior Javascript Developer job openings:
Infographic showing various Trainee Junior Javascript Developer job openings in Washington as of May 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution.
Senior JavaScript Developer (Level 2 or 3)

Senior JavaScript Developer (Level 2 or 3)

RBR-Technologies

Linthicum Heights, MD

Full-time

Medical, Retirement, PTO

Posted 23 days ago


Job description

Do you love having fun, building real camaraderie, and being part of a company that shows up for its community? At RBR, we combine mission-focused work with a people-first culture, competitive salaries, and a benefits package that actually makes life better. If you want to grow, contribute, and enjoy the journey along the way, join RBR! We are a small service-disabled veteran-owned information and technology business founded on the basic principle of delivering customer mission success.

RBR-Technologies is seeking a Software Engineer (level 1 or 2) to bring their JavaScript expertise to a mission-focused team shaping the tools that protect sensitive national security data! Could it be you?

RBR-Technologies is seeking an Senior JavaScript Software Engineer (level 2 or 3) to work in collaboration with a team of developers to implement new capabilities in support of the customer's legacy classification marking tool and the tool to be used to support M365 web based applications. The position involves full life cycle design, development, testing, and documentation of policy-driven software across multiple fabrics. Are you ready to lead a skilled development team to enhance mission-critical classification and access control capabilities? Of course, you are!

Responsibilities associated with the position include:

  • Leading development of classification marking and access-control tooling.
  • Mentoring junior developers and improve team development processes.
  • Analyzing system requirements and supporting architecture documentation.
  • Performing full lifecycle development and troubleshooting.
  • Developing, maintaining, and enhancing complex and diverse software systems, including analytics, large data processing, algorithm development, real-time systems, and business management applications.
  • Working independently or as part of a collaborative development team.
  • Reviewing and testing software components to ensure adherence to design requirements and documenting test results.
  • Resolving software problem reports and implementing corrective actions.
  • Utilizing software development and design methodologies appropriate to the development environment.
  • Providing input to system-level design decisions, including hardware/software trade-offs, software reuse, and the use of COTS/GOTS in place of new development.
  • Conducting requirements analysis and synthesizing system-level requirements into individual software components.

Basic Qualifications:

  • Active TS/SCI Polygraph
  • Expert-level JavaScript proficiency.
  • Experience with Git and code review processes.
  • Experience developing requirements specifications.
  • Level 2: Five years of related experience along with a Bachelor's degree or higher in computer engineering or in a field related to computer engineering or computer science disciplines AND 2 years of work experience in the SIGINT, IA, or IT domains. An additional 4 years of Software Engineering experience may be substituted for the degree for a total of 9 years.
  • Level 3: Eight years of related experience along with a Bachelor's degree or higher in computer engineering or in a field related to computer engineering or computer science disciplines AND 3 years of work experience in the SIGINT, IA, or IT domains. An additional 4 years of Software Engineering experience may be substituted for the degree for a total of 12 years.

Preferred Qualifications:

  • Experience mentoring and introducing best practices.
  • Experience performing Tier 3 support and testing workflows.

A career at RBR-Technologies doesn't mean you have to make sacrifices in other areas of your life.

  • Best in class health benefits plan
  • Generous 401k with matching
  • Flexible work policies and schedules (dependent upon contract)
  • Generous Paid Time Off + All Federal Holidays
  • Special paid leave for: Bereavement, Voting, Military, and more
  • Paid Volunteer Hours for Community Outreach
  • Paid Parental Leave
  • Family-Friendly Company Paid Events
  • Annual Pet Insurance Benefit

Equal Employment Opportunity has been, and will continue to be, a fundamental principle at RBR-Technologies, where employment is based on personal capabilities and qualifications without discrimination because of race, color, religion, sex, sexual orientation, gender identity or expression, pregnancy, age, national origin, disability status, genetic information, protected veteran status, or any protected characteristic as established by law. This policy of Equal Employment Opportunity applies to all policies and procedures relating to recruitment, employment, promotion, transfer, training, working conditions, compensation, benefits, termination, and all other conditions of employment.