Senior Data Engineer

Wallet in Telegram is a digital asset solution natively embedded into Telegram’s interface. Backed by The Open Platform, Wallet in Telegram gained 100M+ user accounts in 2024, and aims to make its solution available to all 1BN+ of Telegram’s users. Wallet in Telegram offers a dual-wallet experience with Crypto Wallet (a multi-chain wallet for trading and sending crypto to contacts) and TON Wallet (a self-custodial wallet with access to the TON ecosystem of dApps and tokens).

We are looking for a Senior Data Engineer to help us build and scale our modern data platform. A key focus of this role is migrating our data stack to DBT, enabling better data discoverability and usability—especially for LLM-powered agents and internal analytics workflows.

Responsibilities:

• Design and implement high-performance, scalable, and reusable data models for our data warehouse and BI systems.

• Lead and execute migration to DBT, improving data accessibility and transparency for LLM-based agents.

• Build and maintain robust data pipelines and orchestration workflows.

• Develop and support LLM-powered data solutions, including agent-based flows for data access and automation.

• Continuously discover, transform, test, deploy, and document data sources and models.

• Establish and enforce data governance best practices (data quality, testing, documentation, code reviews).

• Collaborate with cross-functional teams (backend engineers, analysts, product managers) to deliver data solutions.

• Improve and optimize analytics engineering workflows and infrastructure.

• Integrate data systems with BI tools (including extending functionality where needed).

Requirements:

• Strong proficiency in SQL, ClickHouse, Airflow, DBT.

• Proven experience designing data warehouses and building data pipelines.

• Experience with Python for data processing.

• Experience working with cloud platforms.

• Familiarity with Kubernetes.

• Understanding of APIs and web development fundamentals (for integrations and data services).

Nice to Have:

• Experience with LLM tooling and building agent-based workflows.

• Familiarity with Apache Superset.

• Experience in crypto / Web3 domain.

Why it is a fantastic opportunity:

• Our business is growing at an exponential scale.

• Non-bureaucratic management that focuses on results.

• Regular performance reviews to assess your progress.

• Remote setup with access to our hubs in Dubai, Yerevan, London and Belgrade.

• Compensation for medical expenses.

• 20 business days of paid vacation annually.

• 14 days of paid sick leave to support your health and recovery when needed.

• Access to internal conferences, English courses and corporate events.