java,J2EE,Hibernate,spring,

About Datamatics Global Services Limited
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About the Role
We're seeking a skilled Java Developer with strong AWS cloud experience to join our
solution architecture team. You'll be building scalable backend systems, integrating diverse
enterprise platforms, and developing cloud-native solutions for clients across government,
agriculture, and manufacturing sectors.
Key Responsibilities
Application Development
• Design and develop robust Java-based backend services and APIs for enterprise
applications
• Build microservices architectures for cloud-native deployments on AWS
• Implement RESTful APIs and SOAP web services for enterprise integration
• Develop serverless applications using AWS Lambda and event-driven architectures
• Create data processing pipelines using AWS services
AWS Cloud Development
• Deploy and manage applications on AWS infrastructure (EC2, ECS, EKS)
• Implement serverless solutions using Lambda, API Gateway, and Step Functions
• Design and implement storage solutions using S3, EBS, and EFS
• Work with AWS databases (RDS, Aurora, DynamoDB)
• Implement messaging and queuing using SQS, SNS, and EventBridge
• Configure and manage application monitoring using CloudWatch
System Integration
• Design and implement integration solutions connecting disparate enterprise systems
• Build adapters and connectors for third-party APIs, legacy systems, and SaaS
platforms
• Implement enterprise integration patterns (message routing, transformation,
orchestration)
• Develop middleware solutions using AWS integration services
• Handle data synchronization, format transformations (XML, JSON, CSV), and
protocol conversions
Database & Performance
• Design and optimize database schemas for AWS RDS (PostgreSQL, MySQL) and
Aurora
• Write efficient SQL queries, stored procedures, and optimize database performance
• Implement caching strategies using AWS ElastiCache (Redis/Memcached)
• Configure database connection pooling and manage high-availability setups
• Troubleshoot database bottlenecks and resolve concurrency issues
Security & DevOps
• Implement AWS security best practices (IAM, Security Groups, KMS)
• Build CI/CD pipelines using AWS CodePipeline, CodeBuild, and CodeDeploy
• Configure application auto-scaling and load balancing
Quality & Best Practices
• Write clean, maintainable code following SOLID principles and design patterns
• Implement comprehensive unit and integration testing
• Participate in code reviews and technical design discussions
• Document technical specifications, API contracts, and AWS architecture diagrams
Required Skills & Experience
Core Java Expertise
• 3-5 years of hands-on Java development experience (Java 11+ preferred)
• Strong understanding of OOP concepts, data structures, and algorithms
• Experience with Spring Framework (Spring Boot, Spring MVC, Spring Data JPA)
• Proficiency in building RESTful and SOAP web services
AWS Cloud Experience (Must Have)
• 2+ years of hands-on AWS experience with production deployments
• Strong knowledge of core AWS services: EC2, S3, RDS, Lambda, API Gateway
• Experience with AWS networking: VPC, subnets, security groups, load balancers
• Understanding of AWS IAM, security best practices, and compliance
• Experience with AWS monitoring and logging (CloudWatch, X-Ray)
• Knowledge of AWS messaging services (SQS, SNS, EventBridge)
• Familiarity with AWS database services (RDS, Aurora, DynamoDB)
Integration Experience
• Experience with enterprise integration patterns and middleware solutions
• Knowledge of API design, development, and management
• Understanding of authentication/authorization mechanisms (OAuth2, JWT, SAML)
• Experience with data transformation and mapping frameworks
• Familiarity with integration protocols (HTTP/S, FTP/SFTP, SMTP, JMS)
Database Skills
• Strong SQL skills with relational databases (PostgreSQL, MySQL preferred)
• Experience with JPA/Hibernate ORM frameworks
• Understanding of database connection pooling and transaction management
• Knowledge of database migrations and versioning tools (Flyway/Liquibase)
Technical Stack
• Build tools: Maven or Gradle
• Version control: Git
• API documentation: Swagger/OpenAPI
• Testing frameworks: JUnit, Mockito, TestNG
• Containerization: Docker (experience with ECS/EKS is a plus)
Must have
• Proven usage of Agentic AI Tools in SDLC
Bonus Skills
• AWS Certifications (Developer)
• Experience with message brokers (Kafka, RabbitMQ, ActiveMQ, Amazon MSK)
• Kubernetes and container orchestration (EKS)
• AWS serverless application development (SAM, Serverless Framework)
• Experience with Apache Camel, MuleSoft, or other integration platforms
• CI/CD tools (Jenkins, GitLab CI, GitHub Actions, AWS CodePipeline)
• Knowledge React/Angular technologies for full-stack collaboration
• Experience with ERP/CRM systems integration
Desired Attributes
• Strong problem-solving and analytical thinking abilities
• Ability to design cloud-native architectures following AWS Well-Architected
Framework
• Good communication skills for interacting with clients and cross-functional teams
• Self-motivated with ability to work independently and in team environments
• Attention to detail and commitment to delivering quality solutions
• Cost-conscious approach to AWS resource utilization
Education
• Bachelor's or Master's degree in Computer Science, Information Technology, or
related field
• Equivalent practical experience will be considered
• AWS certifications are highly valued
What You’ll Do
• Build and scale backend services using Java & Spring Boot
• Work on API integrations (REST, SOAP), caching & rate limiting
• Contribute across the full SDLC – design, development, testing & deployment
• Solve problems around performance, scalability & reliability
What We’re Looking For
• Strong knowledge of Data Structures & Algorithms
• Experience with Java, Spring Boot, REST/SOAP
• Hands-on with system & solution design
• Database experience: MongoDB / PostgreSQL / MySQL / Oracle
• Good debugging skills & unit testing
• Familiarity with Git and AI coding assistants (Copilot, Claude, etc.)
Experience in Core Java, Spring Boot.
• Experience in microservices.
• Extensive experience in developing enterprise-scale systems for global organization. Should possess good architectural knowledge and be aware of enterprise application design patterns.
• Should be able to analyze, design, develop and test complex, low-latency client-facing applications.
• Good development experience with RDBMS in SQL Server, Postgres, Oracle or DB2
• Good knowledge of multi-threading
• Basic working knowledge of Unix/Linux
• Excellent problem solving and coding skills in Java
• Strong interpersonal, communication and analytical skills.
• Should be able to express their design ideas and thoughts
JD
· Minimum 4-18 Years of Core Java Programming with spring boot Framework,Design patterns Concurrent Programming, Multi-threading (Good knowledge in Executor service, Forkjoin pool and other threading concepts)
· Good knowledge of the JVM with an understanding of performance and memory optimization.
· Extensive and expert programming experience in JAVA programming language (strong OO skills preferred).
· Excellent knowledge on collections like, Array List, Vector, LinkedList, Hashmap, HashTable, HashSet is mandate.
· Exercised exemplary development practices including design specification, coding standards, unit testing, and code-reviews.
· Expert level understanding of Object Oriented Concepts and Data Structures
Location - Only Bangalore
Notice period - Immediate or Serving
Job Description
- Java engineer with 6-8 years of experience , person with strong Java, spring core, Springboot, Rest API , Microservices hands-on experience.
- Knowing Kafka is a plus.
- Well versed with CICD, Agile processes . good attitude, good communication skills.
Role
- Code development, testing, team coordination,
- Open to work on non-tech activities along with coding also.
- Should be ready and flexible to work from Impetus office and customer office as per the requirement of project.
We are looking for an experienced Lead Java Developer to join our team and take a leadership role in driving the design, development, and delivery of highquality software solutions. A Senior Java Lead Developer will be responsible for leading a team of developers, providing technical guidance, and ensuring the successful execution of projects. Should have a strong background in Java development, excellent leadership skills, and a track record of delivering complex software projects on time. System Architect: Should have Architect the system before for a large scale solution Understanding of various java design pattern and use the pattern which is more appropriate Understanding of various micro-service design pattern and use the pattern which is more appropriate Has worked on DDD with CQRS Has designed solution for multi tenant application. Technical skills: Used latest version of java and good understanding of it Skilled in spring boot, spring MVC Basic Skill: 10+ years of experience in development. Good communication skills in English. Testing: Skilled in using Junit Security: Good understanding of application security Understanding of DDOS and best practice for that Good understanding of rate limiting API Good understanding about spring security or any thing better Database: Great understanding of MySQL Experience in extensively using hibernate Debugging: Understanding about Logging Skilled in debugging production issue
Qualifications - MCA or B.E/B.Tech
Core Skill Sets :
Core Programming Language: JAVA 8
o Good command on basics/core.
o Sound knowledge of OOPS concept.
o Practical implementation using Collections.
o Problem solving skills using Collections/Java Beans/OOPS concept.
Web Scripting Language: JavaScript, JQuery, HTML 5
Web Programming Language: J2EE
o Knowledge of MVC architecture.
o Able to design a basic web-application using MVC architecture including database usage.
Database: Preferably Oracle/MySql
o Able to write sql queries.
o Knowledge of sql joins.
o Knowledge of some basic sql functions.
o Basic idea of stored procedures.
Additional Skill Sets :
XML/JSON/CSV
o Knowledge of reading/writing XML/JSON/CSV documents.
Web-service
o Knowledge of writing web-service (REST Full).
Web Framework
o Struts 2/Spring.
Database Framework
o Hibernate (using Spring JPA would be preferable).
Maven
Web/Application Server: Apache/Tomcat/JBoss/Weblogic/Websphere
o Basic experience of working/deployment on J2EE servers.
OS Platform: Windows/Linux.
Development Tool: Eclipse.
Purpose of the Position :
The employee would be responsible to build core and web-based applications having technical
implementation of XBRL/SDMX concept.
The employee would be responsible to write sql/procedures for the core/web-based application.
The employee would get a deep exposure on working with very good volume of data having such
database architecture capable of handling the same.
The employee would be responsible to build various web-services to be used by language
independent applications.
The employee would be very much responsible to work on standard technology in various parts
of the project.
About Company :
We at IRIS Business Services Ltd. are on a mission to make XBRL simple by delivering intuitive, easy,and user-friendly XBRL products and solutions to organizations globally. The IRIS team of 400+ people works out of offices in Mumbai and international offices in the United States, Singapore, United Kingdom, and the UAE.
Founded in 2003 by professionals with extensive experience in financial content and technologymanagement, IRIS Business Services ranks high on independent XBRL Quality Assessments across theglobe. We combine automation, technology, and innovation to provide solutions in the XBRL space —such as taxonomy creation, software products and more.
As a Java Developer, you will be part of the organization’s Technology team. This is an opportunity for you to make the organization’s products successful in the Indian as well as international market. You will be responsible for product development and will work closely with the stakeholders.
For more information, please visit http://www.irisbusiness.com" target="_blank">http://www.irisbusiness.com
If this opportunity sounds perfect to you, we encourage you to apply for it enthusiastically.
Tech mahindra hiring for Sr.Java Developer at Mumbai location.
Till pandemic it is WFH alter you need to join the office that is in Navi Mumbai
Should be very strong in Java/J2ee, Spring MVC and Webservices
Candidate should have experience in between 4 to 6 Yrs in Java, J2EE, Spring MVC, REST and SOAP Webservices, Microservices and PL/SQL
should have strong knowledge on these technologies
Candidate should ahve worked at least 3 years on SPRING
Required Experience : 2 to 6 Years
Technical Skillsets Required :
- 2+ years of professional software development experience
- 2+ years of object-oriented Java / J2EE development
- Full SDLC experience (requirements gathering, architecture, development, QA, etc- )
- Experience with Spring (MVC, IOP/DI, REST, Security) & Hibernate/Spring
- Experience with SOAP / REST web services
- Knowledge of SQL
- Knowledge of No SQL concepts, understanding of Solr, Redis and Mongo DB is desirable
- Understanding concepts of CDN & Content Management
- Must have worked on any one messaging solutions
- Bonus Points for micro service design and development experience
- Bonus points for any mobile development experience
- Used Agile methodology
- Experience leading or working with cross geography teams
- Bonus Points for experience working on Unix, shell scripting & Build Systems
- Experience in performance optimization is an added advantage
- Bonus points on having Hands-on Experience at least at basic level with Solr / ElasticSearch
- Knowledge on Micro-service architecture must
POSITION :
- You will be actively involved during the entire technology development lifecycle. Responsibilities will include all aspects from design, coding, testing, customer feedback cycle changes and support.
- Primary role in software development with object-oriented Java
- The customized solutions that you will be architecting and developing will also require knowledge and experience with spring / Hibernate, SOAP / REST, and SQL.
- Ability to learn new technologies quickly and willingness to read and digest large existing source code and take ownership on complex component or subsystem to drive improvements and re-architecture
- Work with a team of amazing developers and designers involved in the design and development of global platforms
- Invent and prototype new features, build, test and ship them to customers as SaaS, cloud based or hosted product platforms
- Drive the implementation of new technologies which improve our ability to build great customers products.
- Participate in a fun, open learning environment with great benefits and smart talented folks that represent among the best globally.
QUALIFICATION :
- A Bachelor's degree in Computer Science (or equivalent experience)
- M-Tech or advanced degree a plus
- Hackathon participation and accolades are a plus
Job Role :
- Quinbay is an upstart digital platforms and products company with a core focus on disrupting traditional markets and business models with the strength of our innovation driven digital value. We harness the power of our open innovation culture, our unique talent selection approach, the skills and expertise of our people across various industries, domains and technologies and a unique blend of analytics driven strategies for creating future digital platforms.
- OPPORTUNITIES : Pursue opportunities in and learning/growth interests in Mobile, product development, product management, Analytics, Machine learning, UI/UX design, DevOps, Automation, Drones, bots and Java / open source development frameworks and methodologies - on a variety of domains like eCommerce, Logistics and fulfilment, Mcommerce and a whole lot others.
- Opportunities to be part of fastest growing eCommerce platforms in exciting application areas like core commerce, supply chain, logistics and fulfilment, merchant, mobile commerce, analytics, automation and a lot more for the global markets positioned for Asia.











