We are seeking a highly skilled and creative Front-end Developer to join our dynamic team. You will play a pivotal role in developing visually stunning, responsive, and user-centric web interfaces. Collaborating closely with UI/UX designers and backend developers, you will ensure seamless integration, outstanding performance, and a delightful user experience across multiple platforms.

The ideal candidate will have strong technical expertise with modern front-end technologies, a keen eye for design, and the ability to craft intuitive, functional, and scalable web applications. If you are passionate about building cutting-edge web interfaces and delivering top-notch user experiences, we’d love to hear from you!

Preferred experience range : 2-4 Years
NOTE: Candidates must be open to work within USA time zones EST/EDT and PST/PDT hours.

Key Responsibilities

Responsibilities:

Design and develop dynamic, responsive, and interactive web applications using HTML5, CSS3, and JavaScript (ES6+).
Collaborate with UI/UX designers to transform wireframes and designs into functional, visually appealing user interfaces.
Write clean, maintainable, and efficient code while adhering to best practices in performance optimization and accessibility.
Build reusable components and front-end libraries to support scalability and consistency across projects.
Integrate front-end interfaces with backend services and APIs for seamless data communication.
Optimize web applications for performance, accessibility, and mobile responsiveness.
Participate in code reviews to uphold high-quality development standards.
Utilize version control tools such as Git and participate in CI/CD workflows.
Stay abreast of industry trends, emerging technologies, and modern development tools to continuously improve processes and products.

Skills, Knowledge and Expertise

Requirements:

Proven experience as a Front-end Developer with a strong portfolio showcasing responsive and interactive web applications.

Strong Knowledge of HTML5, CSS3, and Vanilla JavaScript.
Experience in building responsive, mobile-first web applications.
Strong understanding of web performance optimization and security.
Proficiency in integrating RESTful APIs and handling JSON data for dynamic interfaces.
Experience with front-end build tools such as Webpack.
Familiarity with version control systems like Git, including branching and conflict resolution.
Knowledge of cross-browser compatibility issues and modern solutions.
Excellent problem-solving skills and a detail-oriented approach to debugging and troubleshooting.
Strong collaboration skills, with the ability to work effectively with designers, backend developers, and cross-functional teams.
Proficiency with TypeScript and its integration into JavaScript frameworks.
Strong communication skills with proficiency in English for effective collaboration and documentation.

Preferred Skills (Bonus):

Experience with state management libraries like Redux.
Proficiency in graph libraries like D3.js or Canvas.js for data visualization.
Experience with Agile methodologies and tools like monday.com for task management.
Working knowledge of WebGL or frameworks like Three.js for 3D rendering.
Familiarity with advanced React.js libraries and ecosystem tools (e.g., Next.js, React Query).
Familiarity with CSS preprocessors such as SASS.
Basic knowledge of Linux, including command-line operations and basic scripting.

Benefits

Flexible Work & Time-Off Culture: At BIG Happy Inc. we believe that great work comes from a well balanced life. Our flexible time-off policy and work-from-home options empower employees to manage their schedules effectively, recharge when needed, and maintain a healthy work-life balance without compromising productivity.

Comprehensive Health & Family Support: We prioritize the well-being of our team and their families. Our plans provide parental support policies, including maternity benefits, ensure that employees feel supported during important life stages.

Performance-Driven Rewards & Growth: We recognize and reward impact. Through performance bonuses and incentive programs, employees are acknowledged for their contributions and achievements, fostering a motivating environment that supports both personal and professional growth.

Relocation & Seamless Transition Support: Joining us from a different location? We’ve got you covered. Our relocation support and reimbursement policies are designed to make your transition smooth and stress-free, allowing you to focus on settling into your role and new environment.

Inclusive Culture & Collaborative Environment: Our workplace thrives on collaboration, inclusivity, and engagement. From cross-functional 1:1s to team building activities like movie outings, events, and office get-togethers, we ensure every team member feels connected, valued, and empowered to contribute meaningfully.

About Big Happy

Big Happy is a high-growth company that combines the next generation of DOOH + mobile focused creative with publisher media to create an interaction across publisher web pages that wows the modern-day consumer and drives brand outcomes. As the leader in highly engaging 2D and 3D DOOH and mobile ad creatives, Fortune 500 brand partners are constantly tapping into our end-to-end mobile targeting and creative platforms to reach their audiences on the go in the physical word, or at home - wherever they may be.