Full Stack Engineer (AI Enabled Systems) - Fully Remote Job

About Us

We are a global tech company that builds scalable digital products used by customers worldwide. Inspired by the Great Game of Business and the cell structure pioneered by Eckhart Wintzen, we operate as an umbrella organization creating independent ventures led by entrepreneurial founders.

Our next venture is a Social Engagement Virtual Venue (sevv.com) designed to help remote teams connect, collaborate, and have fun together.

Sevv is building a next-generation virtual office platform that enables teams to collaborate inside immersive, real-time digital workspaces. We combine live presence, interactive environments, and AI-powered assistance to make remote work feel natural, engaging, and highly productive.

At Sevv, we are redefining how people experience work online, moving beyond traditional video conferencing into dynamic, multiplayer-style collaboration spaces where teams can think, create, and connect in real time.

Key Responsibilities

As a Full Stack Engineer at Sevv, you will be responsible for designing, building, and scaling core product experiences across the platform.

You will:

• Design and develop end-to-end product features across frontend and backend systems

• Build real-time, interactive experiences including virtual rooms, avatars, live presence, and synchronized user state

• Translate product requirements and PRDs into scalable, production-ready technical solutions

• Develop modern, responsive user interfaces using React and TypeScript

• Build scalable backend services using Node js and Express

• Implement real-time communication using WebSockets and Colyseus

• Integrate AI capabilities using LLMs such as OpenAI (GPT), Anthropic Claude, Meta Llama, and Mistral

• Build intelligent workflows, assistants, and in-product automation

• Implement secure authentication, authorization, and user/session management

• Optimize platform performance for high-concurrency and low-latency use cases

• Write clean, maintainable, and well-documented code

• Collaborate closely with product, design, and engineering teams

Requirements

What We’re Looking For

We are looking for a highly capable Full Stack Engineer with 5+ years of professional experience in modern web development.

You bring:

• Strong foundation in JavaScript, TypeScript, HTML, and CSS

• Hands-on experience with modern open-source frameworks: React, Next js / Vite, Node js, Express, WebSockets, Colyseus

• Experience working with AI and LLM tooling such as: OpenAI GPT, Anthropic Claude, Meta Llama, Mistral, HuggingFace Transformers

• Experience with AI orchestration frameworks such as: LangChain or LlamaIndex

• Experience with non-relational databases (e.g., MongoDB)

• Proven experience developing real-time, low-latency web applications

• Strong understanding of scalable system design and performance optimization

• Ability to take ownership from idea to implementation and production

Nice to have:

• Frontend performance optimization using open-source tooling

• Backend architecture using open-source scalable systems

• Real-time media pipelines for video, audio, and screen sharing

• Experience in game development, multiplayer systems, or interactive simulations

• Experience with real-time movement, rendering loops, or virtual environments

• Experience with video and audio streaming technologies

What we offer

• 100% remote work (you can work from any location, no need to go to the office);

• Paid time off and sick leave;

• International team and regular online and offline events to stay connected;

• Internal workshops, and knowledge-sharing sessions;

• Quarterly review and annual salary review;

• Flexible working hours;

• We are ISO 27001-certified remote workplace.