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Cygnus Professionals Inc.
Front-End Development (HTML, CSS, JavaScript) - 3-5years - W2 ONLY

Front-End Development (HTML, CSS, JavaScript) - 3-5years - W2 ONLY

On site

Denver, United states

Freelance

11-02-2026

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Skills

Communication Python JavaScript HTML CSS SQL PostgreSQL SQLite GitHub CI/CD Monitoring Networking Linux git fast api angular tailwind Front-end Development Back-end Development Postman Git/GitHub Bootstrap Tailwind CSS React.js Material UI Vue.js Flask CI/CD Pipelines Android

Job Specifications

Strong experience in Front-End Development (HTML, CSS, JavaScript)
Hands-on experience with React.js / Vue.js / Angular (any one is fine)
Good knowledge of UI/UX principles and building clean, user-friendly screens
Experience with modern UI frameworks like Tailwind CSS / Bootstrap / Material UI
Strong experience in Back-End Development using Python (Fast API / Flask )
Ability to design and build REST APIs (request/response handling, validation, error handling)
Strong understanding of database design and SQL queries
Experience working with SQLite and PostgreSQL
Good knowledge of API integration and debugging using tools like Postman
Comfortable working in Linux / macOS environment (terminal, basic commands)
Basic understanding of networking fundamentals (IP, ports, HTTP/HTTPS)
Experience with Git/GitHub (branching, pull requests, code reviews)
Good understanding of performance optimization for both UI and APIs
Ability to write clean, maintainable, and reusable code
Experience with authentication/authorization is a plus
Knowledge of logging, monitoring, and troubleshooting is a plus
Experience with CI/CD pipelines is a plus
Android/iOS device automation knowledge is a plus
Strong communication skills and ability to work independently

About the Company

Cygnus Professionals Inc.– a global IT company envisions in Business-IT Transformations through progressive solution platforms and technology consulting. Headquartered in New Jersey, Cygnus offers collaborative engagement through partnerships in developing, modernizing strategic solutions, and supporting innovation. Today, Cygnus has been strongly focusing on advanced technology services leveraging AI, ML, NLP, Blockchain, IoT, and Cognitive Computing. Cygnus has also built Service Delivery Competency on Oracle and Microsof... Know more