Senior Java Developer

Position - Sr. Java Developer

Experience - 10+ Years

Job Description

Experienced Senior Core Java Developer to design, develop and optimize high-performance

backend applications, services and APIs. The ideal candidate will have expertise in Java,

database architecture, data analytics and AI / ML integration. This role involves driving

architectural decisions, mentoring team members and delivering scalable, data-driven

solutions leveraging technologies like Kafka, Spark, Redis, ReactJS, PostgreSQL, MongoDB and

Cloud Services (AWS / Azure / GCP).

Key Responsibilities

Lead the design and development of robust Core Java applications (Standalone,

Microservices and Batch Processing).

Architect and optimize scalable RESTful APIs for enterprise grade systems.

Drive performance tuning, memory management, multi-threading and concurrency

improvements.

Collaborate with cross-functional teams, including frontend (ReactJS) and DevOps, for

end-to-end delivery.

Design, implement and optimize SQL / NoSQL databases for large-scale, high-volume

datasets.

Build and lead data analytics pipelines to extract actionable insights from structured

and unstructured data.

Integrate AI / ML models into production systems to enable intelligent automation and

predictive capabilities.

Ensure adherence to coding standards, performance benchmarks and security best

practices.

Mentor junior engineers and participate in technical reviews, architecture discussions

and roadmap planning.

Oversee cloud-native deployments and manage environments on AWS / Azure / GCP.

Preferred Skills

Expert-level Core Java (collections, streams, concurrency, JVM internals).

Proven experience with Spring Boot, Microservices and distributed system

architectures.

Advanced database skills - schema design, indexing, query optimization and

performance tuning.

Strong knowledge of event-driven architecture (Kafka), caching (Redis) and big data

frameworks (Spark).

Proficiency in AI / ML model lifecycle - development, training, deployment and

inference.

Familiarity with data visualization and analytics tools (Apache Superset, Power BI,

Tableau).

Understanding of cloud-native architectures (Docker, Kubernetes, serverless) and

CI / CD pipelines.

Qualifications

Bachelor’s or Master’s degree in Computer Science or related field.

6+ years of professional Core Java development experience.

Proven track record in database-driven application development, analytics projects

and AI / ML integration.

Strong problem-solving and system design skills for low-latency, high-throughput

systems.

Experience in leading technical initiatives and mentoring engineers.

Bonus Skills

Experience in energy domain applications (e.g., HES – Head End Systems, MDM –

Meter Data Management).

Knowledge of mobile app development (Flutter) for cross-platform solutions.

Exposure to modernizing legacy Java systems.