Python Developer

DNS Info Ltd; Greater London; On-site; GBP 60,000 - 80,000; Full time

Job summary

DNS Info Ltd is looking for a skilled Python + React + SQL + Databricks developer to combine backend data engineering with frontend application development. This role involves building APIs, developing ETL pipelines, and creating responsive UIs. Candidates should possess strong coding skills in Python, React.js, SQL, and be experienced with Databricks and cloud environments like Azure or AWS. The position demands collaborative work with cross-functional teams and participation in CI/CD pipelines.

Qualifications

• Strong coding skills in Python, React.js, SQL, and Databricks.
• Experience with API development and data engineering tasks.
• Familiarity with cloud environments such as Azure or AWS.

Responsibilities

• Build APIs and services using Python frameworks (Flask, FastAPI, Django).
• Develop ETL pipelines and workflows using PySpark on Databricks.
• Design and build responsive, interactive UIs using React.js.

Skills

Python

React.js

SQL

Databricks

PySpark

Job description

A Python + React + SQL + Databricks developer role blends backend data engineering with frontend application development, requiring strong coding skills in Python, React.js, SQL, and Databricks for building scalable, data-driven applications.

Key Responsibilities

• Build APIs and services using Python frameworks (Flask, FastAPI, Django).
• Integrate with Databricks SQL endpoints for data access.
• Ensure performance, scalability, and security of backend systems.
• Develop ETL pipelines and workflows using PySpark on Databricks.
• Work with Delta Lake, Unity Catalog, and Databricks REST APIs.
• Optimize queries and pipelines for cost efficiency in cloud environments (Azure/AWS).
• SQL Database Management
• Write and optimize complex SQL queries.
• Manage relational databases and integrate with Databricks.
• Perform data cleansing, transformation, and aggregation for analytics.
• Frontend Development (React)
• Design and build responsive, interactive UIs using React.js.
• Integrate frontend components with backend APIs and Databricks datasets.
• Use visualization libraries (D3.js, Plotly, Recharts) for dashboards.
• Work with cross-functional teams (data scientists, product managers, UX designers).
• Participate in CI/CD pipelines (GitHub Actions, Azure DevOps).
• Document workflows and ensure compliance with coding standards.