Java Developer Needed for End-to-End Spring Boot API Build

TechFlow Inc

Contract · Remote · Flexible hours

About the role

TechFlow Inc is building a real‑time analytics layer for its operations teams. As a Java Developer you will drive the creation of a data pipeline that ingests, transforms, and surfaces metrics for daily decision‑making. The project, codenamed "PulseStream", focuses on enabling rapid insight generation across multiple business units.

Key responsibilities

• Design and implement a Java‑based ETL service using Spring Boot and Apache Kafka to stream operational logs into a MySQL data lake.
• Develop RESTful endpoints that expose aggregated KPIs to internal dashboards, ensuring low latency and high throughput.
• Write unit and integration tests with JUnit and Testcontainers to guarantee pipeline reliability before each sprint.
• Configure CI/CD pipelines in GitHub Actions for automated build, test, and deployment to AWS ECS.
• Collaborate with data analysts to define schema evolutions and data quality checks using DBT.
• Document code standards, API contracts, and deployment procedures in Confluence.

Must-have skills

• Strong Java development experience (Java 11+), Spring Boot framework.
• Proficiency with relational databases, especially MySQL.
• Hands‑on knowledge of REST API design and implementation.
• Familiarity with Kafka or similar streaming platforms.
• Experience writing automated tests with JUnit and CI pipelines.

Nice to have

• Exposure to AWS services (ECS, RDS) and containerization (Docker).
• Understanding of data‑modeling tools such as DBT or Apache Spark.