Cygnus Professionals Inc. · 12 hours ago
Front-End Development (HTML, CSS, JavaScript) - 3-5years - W2 ONLY
Denver, CO
Contract
Onsite
Mid Level
3+ years expCygnus Professionals Inc. is seeking a Front-End Developer with strong experience in HTML, CSS, and JavaScript. The role involves building user-friendly interfaces, working with modern UI frameworks, and collaborating on both front-end and back-end development tasks.
SoftwareRoboticsInformation Technology
Hiring Manager
Harikrishna CH
Responsibilities
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
Qualification
Required
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
Strong communication skills and ability to work independently
Preferred
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
Company
Cygnus Professionals Inc.
Cygnus Professionals is a computer software company that provides business-IT transformation solutions.
501-1000 employees
H1B Sponsorship
Cygnus Professionals Inc. has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (20)
2024 (18)
2023 (14)
2022 (16)
2021 (15)
2020 (32)
Funding
Current Stage
Late StageLeadership Team
Surya Vempati
President
Company data provided by crunchbase