Java Developer (With Spark SQL), Remote

Greentick Value Services

4 - 8 years

20 - 27 Lacs

bengaluru

Posted:1 day ago| Platform:

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Skills Required

java spark sql api spring boot aws microservices

Work Mode

Remote

Job Type

Full Time

Job Description

Role & responsibilities:

Key Responsibilities:

Design, develop, and optimize Java-based backend services (Spring Boot / Microservices) for API integrations.
Develop and maintain Spark SQL queries and data processing pipelines for large-scale data ingestion.
Build Spark batch and streaming jobs to land raw data from multiple vendor APIs into data lakes or warehouses.
Implement robust error handling, logging, and monitoring for data pipelines.
Collaborate with cross-functional teams across geographies to define integration requirements and deliverables.
Troubleshoot and optimize Spark SQL for performance and cost efficiency.
Participate in Agile ceremonies, daily standups, and client discussions.

EXPERTISE AND QUALIFICATIONS

Required Skills:

4 to 8 years of relevant experience.
Core Java (Java 8 or above) with proven API development experience.
Apache Spark (Core, SQL, DataFrame APIs) for large-scale data processing.
Spark SQL strong ability to write and optimize queries for complex joins, aggregations, and transformations.
Experience with API integration (RESTful APIs, authentication, payload handling, and rate limiting).
Hands-on with data ingestion frameworks and ETL concepts.
Experience with MySQL or other RDBMS for relational data management.
Proficiency in Git for version control.
Strong debugging, performance tuning, and problem-solving skills.
Ability to work with minimal supervision in a short-term, delivery-focused engagement.

Nice to Have:

Experience with Apache Kafka for real-time streaming integrations.
Familiarity with AWS data services (S3, EMR, Glue).
Exposure to NoSQL databases like Cassandra or MongoDB.

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