Staff Front-End Engineer (SaaS Video Platform)

Are you passionate about building high-performance, user-friendly applications and driving technical vision at scale? We are looking for a Staff Front-End Engineer to join our distributed, innovative engineering team working on a next-generation SaaS video communication platform. This role offers both strategic influence and hands-on impact, combining architecture ownership with direct contribution to product excellence. At Sigma Software, we deliver high-quality solutions for global customers, fostering a culture of collaboration, transparency, and innovation. You will work in a friendly environment with talented engineers across multiple countries, solving complex challenges in high-load, real-time systems. Why join us? You will gain the opportunity to shape architecture decisions, mentor a strong team, and grow in an environment that values technical leadership and continuous improvement. Customer: Our Customer is a fast-growing European SaaS company specializing in browser-based video communication solutions. Their platform enables organizations to host webinars, virtual meetings, product demos, and training sessions entirely in the browser, without downloads or installations. Serving thousands of teams worldwide, the company is recognized for seamless user experiences. Project: The flagship product integrates event management, interactive engagement tools (chat, Q&A, polls), third-party system integrations, and advanced analytics to deliver high-quality virtual events. Built to handle high-traffic, real-time environments, it focuses on performance, scalability, and usability. The engineering team embraces modern JavaScript frameworks and robust architecture practices to continuously evolve the product.