The Role
Lead the design and implementation of streaming and WebRTC infrastructure, ensuring scalability and performance for high-load systems. Collaborate with a skilled team to build and deliver multimedia projects.
Summary Generated by Built In
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: Join us at the very start of a new product journey. You will be the one setting the foundation: designing and launching the infrastructure for a global streaming and WebRTC-based solution. We are not talking about maintaining legacy here: you will build high-load systems from scratch, scaling them to handle hundreds of thousands of requests per second, and shaping the architecture that will power one of our next top-tier products
In this role, you will
- Define and implement the best infrastructure approach for a streaming/WebRTC project
- Design, validate, and implement scaling capabilities to ensure product performance at 300K+ concurrent users and up to 3M RPS
It’s all about you
- Proven experience building and delivering high-load Streaming/WebRTC multimedia projects from scratch to production (LiveKit Cloud, MediaSoup, or similar SaaS/self-hosted solutions)
- 5+ years of hands-on experience with AWS and GCP
- Confident use of AWS services: VPC, EKS, CloudWatch, CloudFront, EC2/ELB, S3, Route53, IAM
- Confident use of GCP services: VPC, IAM, Cloud CDN, Cloud Storage
- Experience with CI/CD: GitLab, Helm, ArgoCD/Flux/Werf, Terraform, Docker-in-Docker
- Deep understanding of deployment strategies: Rolling Update, In-place Upgrade, Blue-Green, Canary, Rollback
- Administration experience with Kafka, SQS, RabbitMQ
- Experience with MongoAtlas, AWS RDS, BigQuery
- Familiarity with modern cloud-native observability tools
- Stress-resistant, proactive, strong communicator
- Ownership mindset: you think in terms of outcomes, not processes
What we offer
- Care and support:
- 20 paid vacation days, 15 sick days, and 6 additional days off for family events
- Up to 10 additional days off for public holidays
- 100% medical insurance coverage
- Sports and equipment reimbursement
- Team building events, corporate gifts, and stylish merch
- Financial and legal support
- Position retention and support for those who join the Armed Forces of Ukraine
- Participation in social initiatives supporting Ukraine
- Comfortable working environment:
- Work from our Kyiv hub or remotely with a flexible schedule
- Workspace rental reimbursement in other cities and abroad
- Modern equipment or depreciation of your own tools
- Investment in your future:
- Collaborate with a highly-skilled team of Middle & Senior professionals, sharing practical cases and expertise in the social networking niche
- 70% of our heads and leads have grown into their roles here – so can you!
- Performance-oriented reviews and Individual Development Plans (IDPs)Reimbursement for professional courses and English classes
- Corporate library, book club, and knowledge-sharing events
Hiring process
- Intro call
- Technical interview
- Interview with Hiring Team
- Bar raising
- Reference check
- Offer
Top Skills
Argocd
AWS
Aws Rds
BigQuery
Ci/Cd
Cloud Cdn
Cloud Storage
Cloudfront
Cloudwatch
Docker
Ec2
Eks
Elb
Flux
GCP
Gitlab
Helm
Iam
Kafka
Mongoatlas
RabbitMQ
Route53
S3
Sqs
Terraform
Vpc
Werf
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The Company
What We Do
United Tech is a Ukrainian product IT company that develops its own mobile and web products in the social networking niche. Our brands are growing rapidly and attracting leading positions in their categories, influencing modern approaches to development and ambitious goals of our teams. For almost 5 years, United Tech team has been creating applications that are used by millions of users around the world. Our products’ primary market is Tier-1 region, including but not limited to USA, UK, Canada and leading European countries. Niches that cover our expertise: - social networking; - big data & analytics; - performance marketing; - payment solutions; - mobile apps.
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