Full stack developer​/React

# Full stack developer/React Santcore Technologies Contract mid Hybrid Arlington , Virginia, US $125k – $166k Posted Yesterday##

Role Overview Santcore Technologies is hiring a mid-level Full stack developer/React. This is a contract hybrid role, based in Arlington. Part of Santcore Technologies's Frontend hiring, posted yesterday. The posted range is $125k to $166k. Full responsibilities, required qualifications, and the apply link are listed in the description below.## Salary Context

This role offers $125k-$166k. The median for Mid-level Frontend roles is $140k-$200k (based on 201 listings). 14% below median.## Resume Keywords to Include Make sure these keywords appear in your resume to improve ATS scoring

Python Type Script Java Ruby React Fast APIRails Redux Sign  up free to auto-tailor your resume with all these keywords and get a higher ATS score##

Job Description Secret clearance is a must2 days onsite in Arlington VAFull Stack Engineer Experienced Full Stack Engineer to design, development, and optimization user-facing and back-end systems, particularly focusing on high-performance React and Java applications. The ideal candidate has a deep understanding of front-end and server-side architecture, scalable design principles, and is skilled at transforming complex datasets into insightful and user-friendly visualizations.

Must be comfortable working in a fast-paced environment.### Responsibilities Architect and Develop:
Design and implement architecture for complex applications using React, Java, and cloud native tools, focusing on performance, scalability, and reusability.

Component Library Development:
Create and maintain a scalable, reusable component library to ensure consistent design and function across the application.

Code Standards & Best Practices:
Establish and enforce development standards, code style guides, and best practices, including responsive design, accessibility, and cross-browser compatibility.

Performance Optimization:
Monitor and enhance application performance through techniques such as lazy loading, code splitting, and caching.

Mentorship &

Collaboration:

Guide and mentor junior developers, promoting best practices and contributing to continuous learning within the team.### Qualifications

Experience:

5+ years in full stack development with significant experience using React and related libraries

Expertise in React:
Advanced knowledge of React and its ecosystem (Redux, Hooks, Context API), as well as modern Type Script Demonstrated  expertise in API development and best practices, including RESTful api design, versioning, authentication (e.g., OAuth, JWT), rate limiting, and documentation standards (e.g., OpenAPI/Swagger)
Strong understanding of synchronous and asynchronous workflows, including event-driven architecture, message queuing, promise-based patterns, async/await paradigms, and multi-threading considerations in back-end systems

Expertise in Microservices, and backend web servers (python fastapi, ruby on rails)
Tooling:
Familiarity with modern build pipelines and toolsAWS Cloud infrastructure experience
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