Middle Data Engineer for Data Platform Team

GR8 Tech is a leading B2B provider of iGaming solutions that empowers operators to grow, lead, and win.

We deliver high-impact, full-cycle tech solutions designed to scale. From seamless integration and expert consulting to long-term operational support, our platform powers millions of active players and drives real business growth. It’s more than just a product — it’s the iGaming Platform for Champions, built for those who play to lead.

We know the game and how to take it to the next level. With 1000+ talented professionals on board, we don't just build tech — we build success stories for iGaming operators all over the world.

Our ambition drives us, our people make it real. Join us and be part of building champion-level success!

What You’ll Be Driving:

• Working with large datasets (100+ TB) with updates at least hourly;

• Developing and supporting ETL/ELT processes across multiple data sources;

• Building and maintaining data warehouses and data marts on AWS (S3, Athena, Redshift), GCP (Cloud Storage, BigQuery), and PostgreSQL;

• Designing and implementing RESTful APIs (Aiohttp, Flask, FastAPI) for internal and external data consumption;

• Collecting and processing data from Kafka, Google Analytics, Firebase, Appsflyer, Cloudflare, and other third-party applications;

• Designing and maintaining a centralized data catalog with well-validated and documented data models;

• Automating data quality and integrity tests to ensure high data reliability;

• Developing and integrating semantic layers to standardize data access across teams;

• Creating and maintaining comprehensive project documentation;

• Collaborating with cross-functional teams to understand business requirements and translate them into scalable data solutions;

• Driving continuous improvement in data engineering processes, tools, and best practices;

• Monitoring data pipelines, resolving incidents, and optimizing performance.

What Makes You a GR8 Fit:

• Minimum of 2+ years of experience in Python / Data Engineering;

• Hands-on experience with ETL, Data Warehousing, and relational databases (PostgreSQL, Microsoft SQL Server, etc.);

• Experience with job scheduling and task queues;

• Familiarity with cloud providers: AWS (S3, Athena, Redshift), GCP (Cloud Storage, BigQuery), or similar;

• Proficiency in Linux and containerization (Docker);

• Experience with BDD, TDD, or unit testing frameworks;

• Extensive knowledge of software design best practices and design patterns;

• Solid Computer Science fundamentals and database theory (types, pros/cons);

• Experience in performance tuning of ETL jobs, SQL queries, partitioning, and indexing;

• Hands-on experience with version control systems (git) and CI/CD pipelines;

• Familiarity with web/mobile application data sources is a plus;

• Knowledge or experience with Kubernetes, Apache Airflow, DBT, NoSQL databases (MongoDB, Elasticsearch, Redis), Kafka ecosystem, IaC tools (Terraform, Ansible), Salesforce platforms, and Graph

• databases (Neo4j, AgensGraph) is a plus;

• Experience in near real-time data processing and data visualization tools (Tableau, PowerBI, Metabase, Grafana, Kibana, Apache Superset) is a plus;

• Strong problem-solving, analytical, and data-driven decision-making skills;

• Excellent communication skills, with the ability to collaborate across technical and non-technical teams;

• Intermediate English or higher.

Why You’ll Love Working Here:

Benefits Cafeteria

An annual fixed budget that you can use based on your needs and lifestyle. You decide how to allocate it:

• Sports – gym, yoga, or any activity to keep you active;

• Medical – insurance and wellness services;

• Mental health– therapy or coaching support;

• Home office – ergonomic furniture, gadgets, and tools;

• Languages – courses to improve or learn new skills.

Work-life

• Parental support with paid maternity/paternity leave and monthly childcare allowance;

• 20+ vacation days, unlimited sick leave, and emergency time off;

• Remote-first setup with full tech support and coworking compensation;

• Regular team events – online, offline, and offsite;

• Learning culture with internal courses, career development programs, and real growth opportunities.

Our Culture & Core Values

GR8 Tech culture is how we win. Behind every bold idea and breakthrough is a foundation of trust, ownership, and a growth mindset. We move fast, stay curious, and always keep it real, with open feedback, room to experiment, and a team that’s got your back.

• FUELLED BY TRUST: we’re open, honest, and have each other’s backs;

• OWN YOUR GAME: we take initiative and own what we do;

• ACCELER8: we move fast, focus smart, and keep it simple;

• CHALLENGE ACCEPTED: we grow through challenges and stay curious;

• BULLETPROOF: we’re resilient, ready, and always have a plan.

To keep things efficient, please apply only for roles that closely match your experience.