Middle Data Engineer for Data Platform Team

Job Description

GR8 Tech builds B2B iGaming platforms for operators who play to lead.
We deliver full-cycle, high-impact tech designed to scale — from seamless integrations and expert consulting to long-term operational support. Our platform powers millions of active players and drives real business growth. Call it what it is: the iGaming Platform for Champions.
With 1000+ GR8 people across locations and time zones, we don’t just ship technology — we help operators build success stories across brands, markets, and geos.
Our ambition drives us. Our people make it real.
If you’re a challenger in spirit and a champion in action — join us.

Why this role exists:

This role exists to make data reliable, accessible, and scalable across the company — so teams can move faster with confidence. You’ll build and support pipelines and data models that power reporting, product insights, and operational decision-making across massive datasets.

What you’ll work on:

You’ll join the Data Platform team and work with 100+ TB of data with at least hourly updates. You’ll build ETL/ELT pipelines, warehouses/marts, data catalog, quality automation, and APIs for internal/external data use.

What you’ll drive:

• Pipelines & scale
  Develop and support ETL/ELT across multiple sources.
  Monitor pipelines, resolve incidents, and optimize performance.
• Warehousing & cloud
  Build/maintain warehouses and marts on AWS (S3/Athena/Redshift), GCP (Storage/BigQuery), and PostgreSQL.
  Tune queries/jobs (partitioning, indexing, performance optimization).
• Streaming & external sources
  Collect/process data from Kafka, GA, Firebase, Appsflyer, Cloudflare, and other third-party services.
• Data quality & governance
  Build and maintain a centralized data catalog with validated, documented models.
  Automate data quality tests and integrity checks.
  Develop/extend semantic layers so teams speak the same “data language”.
• APIs & collaboration
  Build REST APIs (Aiohttp/Flask/FastAPI) for data consumption.
  Translate business requirements into scalable data solutions; document what you build.

What makes you a GR8 fit:

Must-have

• 2+ years in Python/Data Engineering.
• Strong ETL + data warehousing + relational DB skills (PostgreSQL/MSSQL etc.).
• Experience with scheduling/task queues.
• Familiarity with AWS or GCP (S3/Athena/Redshift or Storage/BigQuery).
• Linux + Docker; git + CI/CD.
• Testing mindset (BDD/TDD/unit tests) and solid design patterns.
• Strong fundamentals in CS + database theory.
• Intermediate English or higher.

Nice-to-have

• Kubernetes, Airflow, dbt.
• NoSQL (Mongo/Elastic/Redis), Kafka ecosystem.
• IaC tools (Terraform/Ansible).
• Near real-time processing and/or BI tooling (Tableau/PowerBI/Metabase/Grafana/Superset etc.).
• Experience with Salesforce platforms or graph DBs (Neo4j/AgensGraph).

Why you’ll love working here:

Benefits Cafeteria — annual budget you allocate to:
Sports • Medical • Mental health • Home office • Languages.

Work-life & support

• Paid maternity/paternity leave + monthly childcare allowance.
• 20+ vacation days, unlimited sick leave, emergency time off.
• Remote-first + tech support + coworking compensation.
• Team events (online/offline/offsite).
• Learning culture with internal courses + growth programs.

Our culture & core values:

GR8 Tech culture is how we win — through trust, ownership, and a growth mindset. We move fast, stay curious, and 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.