Senior Java Developer

About the Role:

We are seeking a highly skilled Senior Java Developer with hands-on experience in real-time data streaming and Apache Flink. The ideal candidate will play a critical role in building, optimizing, and scaling our streaming data pipelines and backend systems. You will work on high-throughput, low-latency applications and integrate multiple data sources in real time.

Key Responsibilities:

• Design, develop, and maintain scalable Java-based backend systems.
• Develop real-time data streaming pipelines using 

  Apache Flink

  .
• Implement 

  POJOs

  , custom serializers, and ensure high-performance Java code.
• Manage build systems using 

  Maven

   or 

  Gradle

  .
• Leverage 

  Flink’s streaming and batch modes

   to build efficient processing workflows.
• Utilize Flink’s advanced capabilities like:

• Event time vs processing time

• Stateful processing (keyed and operator state)

• Checkpointing and recovery via savepoints

• Parallelism, slots, and task chaining

• Integrate with external systems and data sources using:

• Flink Kafka source/sink connectors

• (Optional) 

  Amazon Kinesis

  , 

  Google Pub/Sub

• Output sinks such as 

  Elasticsearch

   and 

  MySQL

• Collaborate closely with data engineers, DevOps, and product teams to deliver scalable solutions.

Required Skills:

• Strong core Java programming skills

• Experience in building 

  POJOs

   and 

  custom serializers

• Familiarity with 

  Apache Flink fundamentals

• Solid understanding of 

  streaming vs batch

   modes in Flink
• Experience with 

  stateful stream processing

• Knowledge of 

  Kafka

   integration with Flink
• Working knowledge of build tools like 

  Maven

   or 

  Gradle

• Familiarity with 

  Elasticsearch

  , 

  MySQL

   or similar technologies

Preferred (Good to Have):

• Experience with 

  cloud messaging platforms

   like 

  Amazon Kinesis

   or 

  Google Pub/Sub

• Exposure to 

  cloud environments

   (AWS, GCP, or Azure)
• Prior work with 

  large-scale data systems

   or 

  real-time analytics

Why Join Us?

• Work with cutting-edge streaming technologies
• Be part of a high-performance team solving complex data problems
• Flexible work culture and continuous learning opportunities