What are the responsibilities and job description for the Senior Frontend Software Engineer - Typescript | React | NextJS position at trivelta?
Trivelta builds the technology that powers modern, social-first gaming experiences. Through our proprietary sportsbook and casino engine, we enable partners to launch their own fully branded, legally compliant gaming products — combining real social interactions, predictive gameplay, and casino entertainment in one unified experience.
Headquartered in Boston with operations in Monterrey, Barcelona, and Atlanta, we’re scaling rapidly and building a team passionate about redefining how people play, socialize and connect with each other.
As a Senior Frontend Software Engineer, you’ll play a critical role in shaping the core product platform. This platform powers our sportsbook and casino experiences, ensuring a seamless, engaging, and high-performing user journey. You’ll translate product and design concepts into clean, production-ready code while building scalable systems that serve as the foundation for our growth. This role is ideal for someone eager to influence product direction, iterate quickly, and deliver experiences that reach thousands of users from day one.
Key Responsibilities
- Build and maintain user-facing features in React and TypeScript, optimizing for responsiveness, performance, and cross-device compatibility.
- Collaborate with designers and backend engineers to deliver polished interfaces and intuitive user flows that scale with our product.
- Establish and maintain a reusable component library and design system to accelerate development and ensure consistency across the platform.
- Lead technical discussions on frontend architecture, performance tuning, and best practices to support a rapidly evolving product.
- Contribute ideas that shape product direction and deliverables, balancing speed with quality in a fast-paced startup environment.
Qualifications
- Strong proficiency with React, TypeScript, and modern frontend tooling.
- Experience designing and implementing complex product flows and interactive user interfaces.
- Demonstrated ability to think about scalability, maintainability, and performance in frontend architecture.
- Proven track record of ownership across the full feature lifecycle in dynamic, startup-like environments.
This position is onsite at our Boston HQ located next to South Station.