Senior Confluent Developer at RapinnoTech · Remote only · 6 - 12 years · ₹20L - ₹24L / yr · Remote only · Posted 25 Aug 2026

Apache Flink Developer (Confluent Platform)
Role Summary:
Design, develop, and support real-time streaming solutions using Apache Flink and Confluent Platform. Build scalable event-driven data pipelines, implement streaming transformations using Flink SQL and Java, and optimize performance, reliability, and data quality.
Key Skills:
- Hands-on experience with Apache Flink and Flink SQL
- Strong SQL skills, including complex joins, aggregations, window functions, and query optimization
- Experience with Apache Kafka and Confluent Platform
- Proficiency in Java and stream processing concepts
- Knowledge of Schema Registry, Avro/Protobuf, CDC, and event-driven architectures
- Familiarity with cloud-native deployments and container platforms is a plus
Experience: Overall 8+ years with 6+ yrs in real-time data engineering, streaming platforms, or event-driven architectures.

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Role Overview
We are looking for a Senior and Lead Java Backend Engineer with strong experience in Apache Kafka and Kafka Streams, along with Java, Spring Boot, and Microservices. The candidate will build and support scalable, event-driven backend applications and work with containerization and cloud technologies.
Required Skills
Java
Spring Boot
Microservices architecture
Apache Kafka — topics, partitions, producers, consumers, and message-processing guarantees
Kafka Streams — stream processing, joins, windowing, and stateful aggregations
Docker
Kubernetes
AWS
Key Responsibilities
Develop and maintain backend services using Java, Spring Boot, and Microservices.
Build and support event-driven applications using Apache Kafka and Kafka Streams.
Design and maintain Kafka topics, partitions, producers, and consumers based on application needs.
Implement stream-processing logic, including joins, windowing, and aggregations.
Troubleshoot performance, reliability, and message-processing issues in distributed applications.
Package and deploy applications using Docker and Kubernetes, and support deployments on AWS.
Collaborate with engineering teams to deliver reliable, scalable backend solutions.
This job is Remote India only
Job Title: Java + Apache Spark Developer
Experience: 5–10 Years
Location: Mumbai
Work Mode: Hybrid (3 Days WFO)
Job Description:
Looking for hands-on Java Developers with strong experience in Apache Spark and distributed data processing. Candidates should have experience building and optimizing data pipelines, working with Spark SQL, and using Snowflake or Databricks for enterprise data engineering solutions.
Mandatory Skills:
Java, Apache Spark, Spark SQL, Snowflake / Databricks, SQL, ETL.
Java Developer Hiring Post
🚨 Hiring: Java Developer | Kafka | Copilot
🔹 Experience: 5+ Years
🔹 Skills: Java, Kafka, GitHub Copilot
🔹 Location: Hyderabad / Bangalore
🔹 Work Mode: Hybrid
🔹 Interview: F2F / Virtual
🔹 Notice Period: Immediate Joiners Preferred
📩 Interested candidates can share their updated resume.
#Hiring #JavaDeveloper #JavaJobs #Kafka #Copilot #HyderabadJobs #BangaloreJobs #ImmediateJoiners #ITJobs
SHARE YOUR RESUME : { pavithra.e @vysystems.com },
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Job Description – Java Backend Developer
Experience: 5+ Years
Location: Bangalore
Notice Period: Immediate to 15 Days
Job Summary
We are looking for an experienced Java Backend Developer with strong hands-on expertise in Java and Apache Kafka. The ideal candidate should have experience in developing scalable backend applications, building event-driven systems, and working with distributed architectures.
Key Responsibilities
- Design, develop, and maintain scalable backend applications using Java.
- Develop and implement event-driven applications using Apache Kafka.
- Build and maintain RESTful APIs and backend services.
- Work with distributed systems and microservices architecture.
- Develop efficient, reusable, and maintainable code.
- Troubleshoot, debug, and resolve application issues.
- Optimize application performance, scalability, and reliability.
- Collaborate with cross-functional teams to understand requirements and deliver solutions.
- Participate in code reviews and technical discussions.
Mandatory Skills
- 5+ years of experience in Java Backend Development.
- Strong hands-on experience in Java.
- Hands-on experience with Apache Kafka.
- Good understanding of REST API development.
- Knowledge of microservices and distributed systems.
- Strong problem-solving and debugging skills.
The recruiter has not been active on this job recently. You may apply but please expect a delayed response.
4 - 10 years of experience in designing and buildingarchitecting highly resilient data platforms
∙Strong knowledge of data engineering, architecture and data modeling
∙Experience in platforms like Databricks and Snowflake
∙Experience on building applications on cloud (AWS or Azure or Google Cloud)
∙Strong analytical and problem-solving skills
∙Prior experience in developing data or computation intensive (e.g. grid based) backend applications is an
advantage
∙OOP design skills with an understanding or at least personal interest towards the concepts of Functional
Programming
∙Willingness to understand and enhance other people’s code, being able to work in an environment where
developers will oversee and work on wider components also dealing with older “legacy” code
∙Strong programming skills (Java/ Scala / Python) skills with the willingness to pick up the other language if not
already mastered at a sufficient level is important
∙Spring knowledge is an advantage, but in general willingness to learn, work with and even enhance in-house
developed frameworks is a must
∙Prior experience in working with Git, Bitbucket, Jenkins, working with PR-s, using JIRA, following the Scrum Agile
methodology is an advantage
∙Prior knowledge of financial products is an advantage
∙Bachelors or Masters in any relevant field of IT/Engineering area is an advantage
Job Description:
We are looking for experienced Java professionals with strong backend development experience to join our technology team. The ideal candidate should have hands-on experience in Java, Spring Boot, Microservices, and related backend technologies.
Key Responsibilities:
- Design, develop, and maintain scalable backend applications using Java and Spring Boot.
- Develop and integrate RESTful APIs and Microservices.
- Work with Kafka for event-driven architecture and messaging.
- Write clean, efficient, and maintainable code.
- Troubleshoot and resolve application issues.
- Collaborate with frontend, QA, DevOps, and other technical teams.
- Participate in code reviews, design discussions, and technical solutioning.
- Ensure application performance, scalability, and reliability.
Primary Skills:
- Core Java
- Spring Boot
- Microservices
- REST API
- Kafka
- SQL / Database
Good to Have:
- React.js
- Cloud technologies
- Docker / Kubernetes
- CI/CD
- Agile/Scrum experience
The recruiter has not been active on this job recently. You may apply but please expect a delayed response.
Job Description:
We are looking for experienced Java professionals with strong backend development experience to join our technology team. The ideal candidate should have hands-on experience in Java, Spring Boot, Microservices, and related backend technologies.
Key Responsibilities:
- Design, develop, and maintain scalable backend applications using Java and Spring Boot.
- Develop and integrate RESTful APIs and Microservices.
- Work with Kafka for event-driven architecture and messaging.
- Write clean, efficient, and maintainable code.
- Troubleshoot and resolve application issues.
- Collaborate with frontend, QA, DevOps, and other technical teams.
- Participate in code reviews, design discussions, and technical solutioning.
- Ensure application performance, scalability, and reliability.
Primary Skills:
- Core Java
- Spring Boot
- Microservices
- REST API
- Kafka
- SQL / Database
Good to Have:
- React.js
- Cloud technologies
- Docker / Kubernetes
- CI/CD
- Agile/Scrum experience
Experience: 8+ years (including 5+ years hands-on with Apache Kafka platform engineering)
Key Responsibilities
• Manage Kafka cluster lifecycle: provisioning, configuration tuning, upgrades, and decommissioning
• Deploy, operate, and maintain Kafka on Kubernetes using Confluent for Kubernetes (CFK)
• Monitor cluster health and set up alerting across consumer lag, broker health, and topic throughput
• Design and operate disaster recovery and multi-region replication strategies
• Enforce Kafka security policies including access reviews and ACL management
• Troubleshoot performance bottlenecks, consumer lag issues, and broker failures
Must Have
• 8+ years in messaging/streaming platform engineering, with 5+ years on Apache Kafka platform engineering
• Hands-on administration of self-managed on-premises Kafka clusters in KRaft mode
• Confluent for Kubernetes (CFK): operator management and custom resource configuration
• Kafka Connect: connector lifecycle, SMTs, and error handling
• Confluent Schema Registry; schema evolution and compatibility modes
• Kafka security: TLS/mTLS, SASL, and ACL configuration and troubleshooting
• Proficiency in Java or Scala; Python for scripting and tooling
• Observability: Prometheus, Grafana, and OpenTelemetry
Good to Have
• Apache Flink for complex event processing beyond Kafka Streams
• CDC pipelines into Kafka
• Operational experience with MirrorMaker 2 or Confluent Replicator in multi-DC setups
• Knowledge of event-driven architecture or data mesh principles
• Build and maintain infrastructure-as-code for Kafka resources
• Integrate Kafka platform changes with CI/CD pipelines for topic and schema deployments
We are hiring experienced Data Engineers for a permanent opportunity in Bangalore.
Job Description
Role: Data Engineer
Location: Bangalore
Experience: 6+ Years
Key Responsibilities:
- Design, develop, and maintain scalable data processing pipelines using Amazon EMR.
- Develop data engineering solutions using Python and Scala.
- Process and transform large volumes of structured and unstructured data.
- Build and optimize distributed data processing workflows for performance and scalability.
- Work with big data technologies and cloud-based data processing environments.
- Perform data integration, validation, transformation, and quality checks.
- Troubleshoot data pipeline issues and optimize processing performance.
- Collaborate with data architects, analysts, and development teams to deliver reliable data solutions.
Required Skills:
- Strong hands-on experience with Amazon EMR.
- Proficiency in Python and Scala.
- Experience in big data processing and data pipeline development.
- Good understanding of distributed computing and data transformation techniques.
- Experience in performance tuning and troubleshooting data processing jobs.
- Strong analytical, problem-solving, and communication skills.
We’re seeking a highly skilled, execution-focused Senior Backend Engineer with a minimum of 5 years of experience to join our team. This role demands hands-on expertise in building and scaling distributed systems, strong proficiency in Java, and deep knowledge of cloud-native infrastructure. You will be expected to design robust backend services, optimize performance across storage and caching layers, and enable seamless integrations using modern messaging and CI/CD pipelines.
You’ll be working in a high-scale, high-impact environment where reliability, speed, and efficiency are paramount. If you enjoy solving complex engineering challenges and have a passion for distributed systems, this is the right role for you.
Responsibilities—
- Design, develop, and maintain distributed backend systems at scale.
- Write high-performance, production-grade code in Java.
- Architect and optimize storage systems, ensuring efficient query performance and scalable data models.
- Implement caching strategies to reduce latency and improve system throughput.
- Build and manage services leveraging AWS cloud infrastructure.
- Develop resilient messaging pipelines using Kafka (or equivalent) for real-time data processing.
- Define and streamline CI/CD pipelines, ensuring rapid and reliable deployment cycles.
- Collaborate with product managers, frontend engineers, and DevOps to deliver end-to-end solutions.
- Monitor system performance, identify bottlenecks, and apply proactive fixes.
- Drive best practices in software engineering, testing, and code reviews.
Requirements—
- 5+ years of experience in backend engineering, with deep hands-on coding experience.
- Strong proficiency in Java and familiarity with modern frameworks.
- Proven track record in building scalable distributed systems.
- Hands-on expertise with AWS services (e.g., EC2, S3, Lambda, DynamoDB, RDS).
- Solid understanding of messaging systems like Kafka, RabbitMQ, or similar.
- Strong grasp of query performance optimization and storage system design.
- Experience with caching solutions (Redis, Memcached, etc.).
- Familiarity with CI/CD tools (Jenkins, GitHub Actions, GitLab CI, etc.).
- Excellent problem-solving skills and ability to thrive in fast-paced environments.
- Strong communication and collaboration skills, with a proactive mindset.
Benefits—
- Best in class salary: We hire only the best, and we pay accordingly.
- Proximity Talks: Meet other designers, engineers, and product geeks — and learn from experts in the field.
- Keep on learning with a world-class team: Work with the best in the field, challenge yourself constantly, and learn something new every day.
About us—
Proximity is the trusted technology, design, and consulting partner for some of the biggest Sports, Media, and Entertainment companies in the world. We’re headquartered in San Francisco and have offices in Palo Alto, Dubai, Mumbai, and Bangalore.
Since 2019, Proximity has built high-impact, scalable products used by millions of users every day. Today, we are a global team of engineers, designers, product managers, and experts solving complex problems and building cutting-edge technology at scale.








