Technical Lead - JAVA

AppSierra; Ghaziabad District; On-site; INR 4,000,000 - 7,000,000; Full time

Job summary

AppSierra is seeking an experienced Java professional for a senior engineering role in India. You will leverage Spring, microservices, and cloud platforms to design, build, and scale enterprise software. Strong emphasis on TDD, ORM, messaging, and modern deployment pipelines is expected.

The role requires 8-14 years of exposure to Java, with hands-on experience across REST, gRPC, GraphQL services, and AWS. Multi-tenancy and advanced design pattern usage are key features of the position.

Qualifications

• Bachelor’s degree in Computer Science or Computer Engineering.
• 8-14 years of exposure to Java.
• Proficient in Spring, Spring Boot, Spring REST, Spring Cloud Config, and Spring WebFlux.
• Strong knowledge of microservices architecture and development.
• Experience with Test Driven Development (TDD).
• Competent in SQL with Oracle, PostgreSQL, and MySQL.
• Familiarity with NoSQL databases, especially MongoDB or Cassandra, is a plus.
• Skilled in ORM frameworks such as Hibernate, iBatis, JDBC, and JPA.
• Experience with messaging systems like JMS, Kafka, IBM MQ, or ActiveMQ.
• Proficient in JUnit and mocking frameworks such as Mockito, EasyMock, or JMock.
• Experience with cloud platforms like PCF or Azure.
• Knowledge of code repository tools including SVN and GIT.
• Expertise in build and deployment tools such as Gradle, Maven, and Ant.
• Familiarity with CI/CD pipelines, particularly Jenkins.
• Deep understanding of design patterns, particularly GoF, J2EE, and integration patterns.
• Strong skills in identifying and applying appropriate design patterns and frameworks.
• Competency in developing and consuming REST, gRPC, and GraphQL services.
• Experience with Domain Driven Design (DDD), CQRS, and performance testing using JMeter
• AWS experience is must - S3, Cognito, EKS, KMS.
• Should have experience in multi-tenancy.
• Experience in architecture design for enterprise software.

Skills

Java

Spring Framework

Microservices

TDD

SQL

NoSQL (MongoDB/Cassandra)

Hibernate/JPA

JMS/Kafka

JUnit/Mockito

Cloud (PCF/Azure)

Git/SVN

Maven/Gradle

CI/CD (Jenkins)

REST/gRPC/GraphQL

DDD/CQRS

JMeter

Architecture design

Multi-tenancy

Design patterns (GoF)

Enterprise integration patterns

REST/GraphQL service development

AWS (S3/Cognito/EKS/KMS)

Education

Bachelor’s degree in Computer Science or Computer Engineering

Tools

Oracle

PostgreSQL

MySQL

MongoDB

Cassandra

Hibernate

JDBC

JPA

JMS/ActiveMQ/Kafka

JUnit/Mockito

PCF

Azure

SVN

Git

Gradle

Maven

Ant

Jenkins

GoF/Design Patterns

DAO/ORM frameworks

Job description

Job Description:

Technical Qualifications

• Bachelor’s degree in Computer Science or Computer Engineering with 8-14 years of exposure to Java.
• Proficient in Spring, Spring Boot, Spring REST, Spring Cloud Config, and Spring WebFlux.
• Strong knowledge of microservices architecture and development.
• Experience with Test Driven Development (TDD).
• Competent in SQL with RDBMS systems like Oracle, PostgreSQL, and MySQL.
• Familiarity with NoSQL databases, especially MongoDB or Cassandra, is a plus.
• Skilled in ORM frameworks such as Hibernate, iBatis, JDBC, and JPA.
• Experience with messaging systems like JMS, Kafka, IBM MQ, or ActiveMQ.
• Proficient in JUnit and mocking frameworks such as Mockito, EasyMock, or JMock.
• Experience with cloud platforms like PCF or Azure.
• Knowledge of code repository tools including SVN and GIT.
• Expertise in build and deployment tools such as Gradle, Maven, and Ant.
• Familiarity with CI/CD pipelines, particularly Jenkins.
• Deep understanding of design patterns, particularly GoF, J2EE, and integration patterns.
• Strong skills in identifying and applying appropriate design patterns and frameworks.
• Competency in developing and consuming REST, gRPC, and GraphQL services.
• Experience with Domain Driven Design (DDD), CQRS, and performance testing using JMeter
• AWS experience is must - S3, Cognito, EKS, KMS.
• Should have experience in multi-tenancy.
• Experience in architecture design for enterprise software.

Requirements: