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Київ, Україна
Hybrid
United Tech is a global IT product company shaping the future of real-time social connection. With millions of users across North America, Europe, LATAM, and MENA, we build next-gen mobile and web apps for live-streaming and social networking. Our platforms enable connection at scale fast, interactive, and deeply engaging. The market is projected to exceed $206B by 2030, and we are already leading the evolution. Founded in Ukraine, scaling worldwide
About the role: We're building a greenfield high-load media platform from scratch, allowing you to shape the architecture, choose the technology stack, and make key engineering decisions from the very beginning. This isn't about maintaining legacy systems—it's about designing and delivering scalable solutions that will evolve from PoC into production
You'll tackle complex engineering challenges around WebRTC, low-latency streaming, SFU/TURN infrastructure, and scaling the platform to 300,000 concurrent connections and 3M+ requests per second. As part of a small, highly skilled team, you'll have real ownership, fast decision-making, and the chance to build rare, highly valued expertise while making a visible impact on the product
Design and build the infrastructure for a greenfield streaming/WebRTC platform, ensuring scalability, low latency, and high availability
Develop and maintain CI/CD pipelines and deployment strategies to support fast and reliable releases
Manage cloud infrastructure and Kubernetes clusters using Infrastructure as Code tools
Implement autoscaling, performance optimization, and load testing to ensure the platform can handle high traffic and peak loads
Build and improve the platform's observability by implementing monitoring, logging, tracing, and alerting solutions
Optimize infrastructure for performance, reliability, security, and cost efficiency
Collaborate closely with backend engineers and product teams, contributing to architectural decisions and the evolution of the platform
3+ years of experience as a DevOps Engineer in production environments
Experience designing and building high-load infrastructure from scratch
Hands-on experience with streaming, WebRTC, or social/multimedia products
Production experience with Kubernetes, including scaling, autoscaling, and troubleshooting
Expertise in Infrastructure as Code using Terraform and/or Ansible
Experience with AWS, including compute, networking, and managed services
Experience building CI/CD pipelines using GitLab CI or GitHub Actions, along with GitOps tools such as ArgoCD and Helm
Knowledge of observability tools, including Prometheus, Grafana, logging, and distributed tracing
Strong networking fundamentals, including UDP, RTP/RTCP, low-latency networking, and TURN/STUN (coturn)
Experience with load testing and performance optimization for high-traffic production systems
Care and support:
Comfortable working environment:
Investment in your future: