Senior Java Developer

Bahwan CyberTek

7 - 9 years

25 - 30 Lacs

chennai

Posted:1 day ago| Platform:

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Skills Required

java developer rest restful web services performance tuning maven backend development sql microservices iot gradle spring boot java git postgresql apis xml linux microservices architecture json soap programming architecture

Work Mode

Work from Office

Job Type

Full Time

Job Description

Core Java Developer

Core Skills:

Strong expertise in
Core Java (Java 8 or above)
including Collections, Streams, Concurrency, Exception Handling, and Generics.
Excellent understanding of
OOP, design patterns, and data structures
.
Web Services:
Proficient in building and consuming
REST APIs
using frameworks like
Spring Boot
or
JAX-RS
.
Experience with
SOAP-based services
(JAX-WS, Apache CXF, or similar).

Database:

Strong working experience with
PostgreSQL
(schema design, optimization, indexes, stored procedures).
Proficiency in writing
complex SQL queries
and performance tuning.

Messaging / IoT:

Experience with
MQTT
protocol for lightweight messaging or IoT applications (HiveMQ, Eclipse Paho, EMQX, etc.).
Familiarity with
asynchronous and event-driven programming
.

Other Technical Competencies:

Knowledge of
Maven/Gradle
,
Git
, and
CI/CD
tools.
Familiarity with
JSON, XML
, and serialization/deserialization mechanisms.
Understanding of
microservices architecture
and deployment best practices.
Working knowledge of
Linux-based environments
.

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