data engineer in fintech

BUX is a fintech company making investing accessible and affordable through an intuitive app. Its Data & AI team builds scalable tools and high-quality data products to support data-driven product decisions and business growth.

• Build and maintain robust data ingestion scripts for APIs, servers, and files, including retries, incremental and idempotent loads, and graceful error handling;
• Build and maintain dbt staging and mart models with clear naming, documentation, and automated tests;
• Extend and troubleshoot Airflow workflows by adding tasks to existing DAGs and fixing failed runs;
• Add and monitor data quality checks for freshness, volume anomalies, nulls, and duplicates;
• Investigate data discrepancies reported by stakeholders;
• Write clean code and maintain useful READMEs;
• Use AI-assisted development tools to accelerate drafting while verifying correctness before production deployment;
• Build ownership of data modelling, testing, and pipeline reliability as a foundation for broader engineering responsibilities.

• 1–2 Years of experience in data engineering, analytics engineering, or a closely related discipline;
• Collaborative problem-solving experience;
• Solid Python and SQL fundamentals;
• Experience with Git, basic automated tests, and HTTP APIs;
• General understanding of cloud architecture and infrastructure concepts;
• Hands-on experience with dbt, including staging and mart layers, sources, tests, and documentation;
• Understanding of workflow orchestration, Airflow, DAGs, task dependencies, scheduling, retries, and idempotency;
• Experience with relational databases or data warehouses such as Postgres or Snowflake;
• Ability to write queries, design schemas, and handle data quality issues;
• Curiosity, openness to asking for help, and willingness to receive constructive feedback;
• Ability to rigorously test and verify logic, including AI-assisted code, before deployment;
• Nice to have: Docker, Kubernetes (GKE), Terraform, Kafka, Pub/Sub, GCS, S3, continuous integration pipelines, GitHub Actions.

• Benefits and perks are available.