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Typescript React Developer Junior Jobs in Virginia

Two Six Technologies

Software Developer

Herndon, VA · On-site

They are seeking a Software Developer to support mission-essential applications within an Agile ... Typescript, React and Nextjs • Strong proficiency in Python • Active TS/SCI with Polygraph ...

Core Interface

UI Angular/React Engineer

Chantilly, VA · On-site

$106K - $142K/yr

UI Angular/React Engineer - TS/SCI with Polygraph Required About the Team At Core Interface, we ... Strong fluency in React or Angular , with proficiency in TypeScript * Experience with, or knowledge ...

BLN24

Junior Data Integration Developer

Mclean, VA · On-site

$67K - $88K/yr

They are seeking a Junior Data Integration Developer to support the development and integration of ... with JavaScript/TypeScript and frontend frameworks such as React, Angular, or Vue.js. • ...

Chenega MIOS SBU

Jr. Front End Developer

Vienna, VA · On-site

$104K - $121K/yr

The Jr. Front End Developer will develop visualization software to enhance location-aware ... TypeScript and JavaScript • Experience with front-end development libraries, such as React ...

CEdge Inc

SME Web Developer Job ID : 404

Norfolk, VA · On-site

Team Leadership Mentor Senior, Journeyman, and Junior Web Developers; conduct technical code ... HTML5, CSS3, JavaScript/TypeScript, React or Angular, Node.js or Python backend frameworks. • ...

STraffic

Software Engineer II

Vienna, VA · On-site

... React, TypeScript, Spring Boot, and PostgreSQL. The ideal candidate has solid DevOps knowledge, hands-on CI/CD experience, and thrives in a collaborative, Agile/DevOps environment. Duties ...

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Typescript React Developer Junior information

What is the difference between Typescript React Developer Junior vs Typescript React Developer Mid-Level?

CriteriaTypescript React Developer JuniorTypescript React Developer Mid-Level
Experience0-2 years2-5 years
SkillsBasic understanding of React and Typescript, limited project experienceProficient in React and Typescript, able to handle complex projects
ResponsibilitiesAssist in development, bug fixing, learning best practicesLead small features, optimize code, mentor juniors
Work EnvironmentEntry-level teams, supervised tasksCollaborative teams, independent task management

The main difference between a Typescript React Developer Junior and a Mid-Level is experience and responsibility. Juniors are typically new to the field, focusing on learning and assisting, while Mid-Level developers handle more complex tasks and contribute more independently.

What are the key skills and qualifications needed to thrive as a junior Typescript React developer?

To thrive as a Junior TypeScript React Developer, you need a solid understanding of JavaScript, TypeScript, React fundamentals, and basic web development principles, often supported by a relevant degree or coding bootcamp experience. Familiarity with version control systems like Git, package managers (npm/yarn), and front-end build tools is typically required. Strong problem-solving skills, attention to detail, and effective communication help you collaborate and learn within development teams. These skills and qualities are crucial for building reliable, maintainable user interfaces and for growing professionally in a fast-paced tech environment.

What are some common challenges junior Typescript React developers face when joining a new team, and how can they overcome them?

Junior Typescript React developers often encounter challenges such as understanding established codebases, adapting to team coding standards, and effectively using TypeScript’s type system. To overcome these, it’s helpful to actively participate in code reviews, seek feedback from senior developers, and make use of available documentation. Regularly pairing with teammates and practicing writing typed components can also accelerate learning and ease the transition into collaborative workflows.

What is a Typescript React developer junior?

Typescript React Developer Juniors are entry-level software developers who specialize in building web applications using React, a popular JavaScript library for user interfaces, and TypeScript, a typed superset of JavaScript. They typically have foundational knowledge of these technologies and work on tasks such as developing components, fixing bugs, and collaborating with more experienced developers. Junior developers are expected to learn best practices, write clean and maintainable code, and gradually take on more complex responsibilities as they gain experience.
What are popular job titles related to Typescript React Developer Junior jobs in Virginia? For Typescript React Developer Junior jobs in Virginia, the most frequently searched job titles are:
What job categories do people searching Typescript React Developer Junior jobs in Virginia look for? The top searched job categories for Typescript React Developer Junior jobs in Virginia are:
What cities in Virginia are hiring for Typescript React Developer Junior jobs? Cities in Virginia with the most Typescript React Developer Junior job openings:
Typescript React Developer Junior jobs near you

Junior Full Stack Software Engineer (DevSecOps)

Peraton

Herndon, VA • On-site

$80K - $128K/yr

Full-time

PTO

Re-posted 17 days ago

Peraton rating

8.3

Company rating: 8.3 out of 10

Based on 56 frontline employees who took The Breakroom Quiz

50th of 223 rated it services

Job description

Responsibilities
Join a cross-functional Scrum team building mission-focused software in an Agile DevSecOps environment in our Herndon, VA location. As a junior engineer, you'll contribute to full-stack features, participate in acceptance criteria development, automate tests using Open Source/COTS tools, document instructions, and support integration activities. You'll fix bugs, ship enhancements, and learn best practices while working with modern cloud, data, and messaging technologies.
What You'll Do
  • Build & deliver software in sprints: design, develop, test, document, and integrate features across front-end and back-end services.
  • Apply Agile engineering practices: participate in backlog grooming, sprint planning, daily standups, demos, and retros.
  • Support DevSecOps workflows: use Git-based workflows, CI/CD pipelines, and containerization to move changes from development to production.
  • Automate testing: create unit/integration tests and simple scripts to improve quality and repeatability.
  • Contribute to modernization: assist senior engineers in analyzing legacy ExtJS/Spring components and migrating to modern stacks and microservices.
  • Collaborate & learn: work closely with product owners, UX, QA, and other engineers; document technical work in Confluence and track tasks in Jira.

Technologies You'll Use (and grow into)
  • Front-end: JavaScript/TypeScript with React or Angular, HTML5, CSS3, responsive design; exposure to state management (Redux/NgRx) and modern build tools (Webpack, Vite, Angular CLI).
  • Back-end: Python 3.8+ (FastAPI or Flask), OR Java (Spring/Spring Boot); RESTful API design and OpenAPI/Swagger.
  • Messaging: Basic understanding of message brokers (e.g., ActiveMQ), JMS/STOMP concepts; integrating Python apps (e.g., stomp.py).
  • Data: PostgreSQL, MongoDB (schemas, indexing), and AWS managed databases (DynamoDB, DocumentDB).
  • Search & Analytics: Exposure to Elasticsearch (v8+)-index management, query DSL, analyzers/tokenizers, Python client usage.
  • Cloud & DevOps: AWS (EC2, S3), Docker, Kubernetes (foundational), CI/CD with Jenkins, GitLab CI or GitHub Actions; infrastructure-as-code (intro level).
  • Testing & Quality: JUnit, Pytest, Jest; familiarity with integration/E2E tools (Cypress, Selenium) and TDD concepts.
  • Security: Awareness of secure API design, OAuth2/JWT, CORS configuration, and OWASP-aligned practices.

Qualifications
Required Qualifications
  • A Bachelor's degree in an area applicable to the position with 2+ years of relevant experience OR a Master's degree in an area applicable to the position; an additional 4 years of experience maybe considered in lieu of a degree requirement.
  • Active TS/SCI with polygraph (required)
  • Programming: Coursework or hands-on experience in two or more of the following:
    • Java (Spring/Spring Boot),
    • Python (FastAPI or Flask; package management with Poetry is a plus),
    • JavaScript/TypeScript (React ecosystem or Angular).
  • Core skills: REST/JSON fundamentals; basic Git usage; familiarity with Agile/Scrum; exposure to Docker.
  • Cloud/Data: Experience or coursework with AWS services (e.g., EC2, S3, plus one of PostgreSQL, DynamoDB, DocumentDB).
  • Testing: Experience with unit testing (e.g., JUnit, Pytest, or similar).

Desired
  • Front-end state management (Redux, NgRx); modern build tooling (Webpack, Vite, Angular CLI).
  • Python async/await and ASGI servers (Uvicorn/Hypercorn).
  • Elasticsearch basics (indexing, query DSL) and Python client usage.
  • MongoDB schemas, aggregation pipelines, performance tuning; drivers (PyMongo or Motor).
  • Message broker familiarity (ActiveMQ, JMS/STOMP).
  • CI/CD pipelines (Jenkins, GitLab CI, GitHub Actions); infrastructure-as-code (Terraform/CloudFormation).
  • Kubernetes fundamentals; container orchestration patterns.
  • Legacy analysis/migration: ExtJS and Spring to modern microservices/API gateway patterns.
  • E2E testing (Cypress/Selenium); integration testing strategies.
  • Collaboration tooling (Jira, Confluence); code reviews and branching strategies.
  • Monitoring/observability awareness (Prometheus, Grafana, ELK).

Soft Skills
  • Strong analytical and problem-solving mindset; curiosity to learn and ask great questions.
  • Clear written and verbal communication for documenting and collaborating.
  • Team-oriented with the ability to work independently on assigned tasks.
  • Receptive to feedback and mentoring; growth-oriented attitude.

Peraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and eligible to participate in an attractive bonus plan.
Peraton Overview
Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can't be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we're keeping people around the world safe and secure.
Target Salary Range
$80,000 - $128,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual's experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.
EEO
EEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.

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About Peraton

Sourced by ZipRecruiter

At Peraton, we re at the forefront of delivering the next big thing every day. We re the partner of choice to help solve some of the world s most daunting challenges, delivering bold, new solutions to keep people around the world safer and more secure.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Herndon, VA, US

Year founded

2017

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