• Design, develop, integrate, validate, and operate new projects, features, bug fixes, and other improvements. • Architect and implement backend solutions with Python (FastAPI, asyncio), Databases (PostgreSQL, MongoDB), Cache layers (Redis, Valkey), Message Brokers (Kafka, Redis Queues, Amazon SQS), and transport protocols (Rest APIs, Websockets, SSE, WebRTC with LiveKit). • Work with teams directly: Mobile (Swift, Flutter), Web (React, Javascript), Data Analyst, Product, Designers on integrating new solutions. • Develop well-architected, clean, maintainable, and testable code following clean architecture principles and ADRs agreed within the company. • Write unit, integration, e2e tests to comprehensively own the quality of solutions you build, ensure reliability, and support continuous integration and deployment. • Utilize Terraform for Infrastructure-as-Code management, Docker for containerization, and AWS ECS or EKS for deployments. • Work with AWS infrastructure and apply DevOps best practices to improve scalability and reliability. • Continuously improve processes and automate incoming requests from other teams by contributing to internal systems, automation scripts, shared skills, MCP, context, and script libraries. • Work closely with AI experts to build data-driven approaches to language learning.

• Design, develop, and maintain reliable software in line with technical requirements • Analyze requirements, and independently estimate and set up tasks’ acceptance criteria • Evaluate and coordinate tasks’ deadlines with the Technical Leader or Project Manager • Apply the best software development practices and coding standards to produce high-quality and performant solutions • Stay up-to-date with modern technology and optionally obtain professional certifications • Participate as a trainer or a trainee in various learning programs outside the main project

• Maintain and extend backend services that power our IoT platform • Design and implement new features related to device management, user management, alerts, and integrations • Ensure reliability, performance, and scalability of existing systems • Work with messaging and event-driven architectures for device communication and data processing • Integrate devices using different communication protocols and connectivity types • Collaborate with product, hardware, and DevOps teams to deliver end-to-end solutions • Debug, monitor, and optimize production systems • Contribute to code quality through reviews, testing, and documentation

• Take part in team processes (grooming, sprint planning) • Develop and deliver product tasks to the production environment • Work on reducing and preventing technical debt • Create technical designs for product epics • Decompose epics into clear, executable tasks • Conduct technical investigations and propose solutions