Principal/Lead Software Engineer (Vue.js)
Wadowska 7, Kraków +3 Locations
Sigma Software
We’re looking for a Principal/Lead Software Engineer to act as a technical and strategic partner to our customers. In this role, you’ll bridge product capabilities and customer use cases, helping businesses get the most out of our platform. You’ll lead pre-sales technical conversations, design and deliver proof-of-concept implementations, and collaborate closely with Sales, Product, and Engineering teams.
Customer
Our client is a fast-growing European SaaS company that develops a browser-based video communication platform. Their solution enables organizations to host webinars, virtual meetings, product demos, and online training directly in the browser, without requiring any downloads or installations.
Project
The company’s product is used by thousands of marketing, sales, and customer success teams across the globe to run live events, demos, and webinars with seamless workflows and robust analytics. With a strong presence in the remote-first tech landscape, the team is spread across several countries and fosters a collaborative, transparent, and impact-driven culture.The platform combines event management, live interaction tools (chat, Q&A, polls), integrations with third-party systems, and detailed analytics to deliver a seamless experience for both hosts and participants.
Requirements
5+ years of experience in Solutions Engineering, Sales Engineering, or similar technical customer-facing roles
Proven experience in a Tech Lead role with strong senior-level expertise
Strong technical knowledge of APIs, webhooks, and SaaS integrations
Proficiency in web technologies (JavaScript, REST, GraphQL, etc.)
Solid hands-on experience with Vue.js and TypeScript
Experience with pre-sales engagements and collaborating with account teams
Ability to manage multiple projects and stakeholders in a fast-paced environment
Excellent written and verbal communication skills in English
Would be a plus
Experience in a startup or scale-up SaaS environment
Familiarity with automation platforms (Zapier, Make, etc.)
Experience contributing to technical content or internal tooling
Responsibilities
Leading technical discovery sessions with prospects and customers
Designing scalable solutions using our API, webhooks, and integrations
Supporting the sales cycle with demos, documentation, and expert insight
Building internal tools or prototypes that illustrate product capabilities
Collaborating with Product and Engineering to prioritize customer needs and feature requests
Providing technical guidance and mentorship to Solutions Engineers and other customer-facing team members

Sigma Software is a global software development company founded in 2002. It enables enterprises, startups, and product houses to meet their technology needs through end-to-end delivery, providing top-quality software dev...
Principal/Lead Software Engineer (Vue.js)
Principal/Lead Software Engineer (Vue.js)
Wadowska 7, Kraków
Sigma Software