Senior Full Stack Java Developer

Job Title: MERN Stack Developer

Company: Pentabay Softwares

Location: Anna Salai (Mount Road), Chennai

Employment Type: Full-Time

Experience Required: 1–4 Years

Job Description:

Pentabay Softwares is looking for a skilled and motivated MERN Stack Developer to join our growing team. The ideal candidate should have hands-on experience in developing scalable web applications using MongoDB, Express.js, React.js, and Node.js.

Roles & Responsibilities:

• Develop and maintain web applications using the MERN stack
• Build reusable, efficient, and scalable code
• Collaborate with UI/UX designers and backend teams
• Design and integrate RESTful APIs
• Troubleshoot, debug, and optimize application performance
• Participate in code reviews and follow best development practices
• Work closely with project managers to meet deadlines

Required Skills:

• Strong experience with MongoDB, Express.js, React.js, and Node.js
• Proficiency in JavaScript (ES6+), HTML5, and CSS3
• Experience with REST APIs and third-party integrations
• Knowledge of Git/version control systems
• Basic understanding of security and performance optimization
• Familiarity with Agile/Scrum methodology

Good to Have:

• Experience with Redux, Next.js, or TypeScript
• Exposure to cloud platforms (AWS, Azure, or GCP)
• Understanding of CI/CD pipelines

Who Can Apply:

• Candidates with 1–4 years of relevant experience
• Strong problem-solving and communication skills
• Ability to work independently and as part of a team

Work Location:

📍 Anna Salai (Mount Road), Chennai

• Perform hands-on development using Java, Spring Boot, Angular.
• Drive solution design, code quality, best practices, and performance optimization.
• Work closely with the client’s product owners and architects.
• Conduct code reviews, technical grooming, and sprint planning.
• Troubleshoot and resolve complex technical issues.
• Ensure timely delivery of modules with high quality.
• Mentor team members and support them in solving technical blockers.

Technical Skills Required

• Strong expertise in Java 8+, Spring Boot, REST APIs.
• Strong front-end experience with Angular 8+, TypeScript, HTML, CSS.
• Experience with SQL/NoSQL databases (MySQL, PostgreSQL, MongoDB, etc.).
• Hands-on with Git, Maven/Gradle, Jenkins, CI/CD.
• Knowledge of cloud platforms (AWS) is an added advantage.
• Experience with Agile/Scrum methodologies.

Mandatory Skills

• Backend: Java, Spring Boot
• Frontend: Angular
• Database: Oracle / SQL
• Node js

Job Description

Contribute to all software-development life-cycle phases including: domain and non-domain problem analysis, solution requirement gathering and analysis, solution design, implementation, code review, source-code control, source building deployment, validation, QA support, and production support.

Essential Duties and Responsibilities

•⁠ ⁠Maintain and enhance multi-tier messaging application suites (Java EE, Springframework, WAS, Oracle, DB2, MQ)

•⁠ ⁠Build and maintain IRIS4Health middle-tier message applications (IRIS Interop/Cache; Java, Drools, Kafka, Restful, MLLP, SQL)

•⁠ ⁠Build and maintain multi-tier Clinical Toxicology application (Angular, Java EE, Springframework, WAS, RHOS, Cache, SQL)

•⁠ ⁠Maintain stat-tracking application (two-tier Delphi, MySQL)

•⁠ ⁠Maintain and enhance Cytogenetics three-tier application (Java EE, WAS, DB2, Oracle, SQL, )

•⁠ ⁠Maintain and enhance Fibrosure application (Java EE, WAS, Derby)

•⁠ ⁠Define develop, validate, and release software products via agile processes for small and large projects

•⁠ ⁠Support applications and people via Kanban processes

•⁠ ⁠Collaborate with laboratory users to analyze problems, design and implement solutions for enterprise systems

•⁠ ⁠Provide support and troubleshooting of production systems according to an on-call schedule

•⁠ ⁠Document problem analysis, solution design, implementations, and system support guidelines

•⁠ ⁠Coach and train team members across lab system organizations to support and develop Java applications

•⁠ ⁠Communicate effectively and constructively with developers, QA, business analysts, and system users

•⁠ ⁠Design and depict via UML relational DB table models, object-oriented class models, messaging models, configuration models

•⁠ ⁠Understand, document, support, and improve inherited code and processes

•⁠ ⁠Help document knowledge and discovery with peer developers

Minimum Requirements

•⁠ ⁠Solid Java EE experience (Servlets, JMS, JSP, EJB, JCA, and JPA) development and support

•⁠ ⁠Solid InfoSystems Cache/IRIS for Health development and support

•⁠ ⁠A minimum of 1 years of JPA/ORM (Hibernate), Junit, XML/XSD, JSON experience or equivalent

•⁠ ⁠Solid SQL (and optionally PLSQL) experience

•⁠ ⁠Experience with Oracle DB including explain plan and or other query optimization techniques/tools

•⁠ ⁠Excellent verbal and written communication skills

•⁠ ⁠Strong UML modeling, ER and OO design, and data-normalization techniques

•⁠ ⁠Strong code-factoring philosophies and techniques

•⁠ ⁠Eclipse or NetBeans (or equivalent) IDE

•⁠ ⁠Strong understanding of client/server design, and smart recognition of separation-of-concern like functional behavior versus non-functional performance

Desired Requirements

•⁠ ⁠Java EE, Angular

•⁠ ⁠InfoSystem's Cache and/or IRIS for Health

•⁠ ⁠Springframework

•⁠ ⁠Modern deployment architectures using containers, API Gateways, load balancers, and AWS cloud based environments

•⁠ ⁠WebSphere or WebLogic, RHOS

•⁠ ⁠RESTful Web Services

•⁠ ⁠JMS interfacing, Apache Kafka, and IBM MQ

•⁠ ⁠Node.js/NPM, Bootstrap, or similar frameworks

•⁠ ⁠Git/BitBucket (git flow), Maven, Nexus, UCD, Jira (Kanban and SCRUM), agile workflow

•⁠ ⁠Unix shell script, DOS script

•⁠ ⁠SQL (optionally PLSQL)

•⁠ ⁠Design patterns

•⁠ ⁠HTML5, CSS3, and TypeScript development

•⁠ ⁠Ability to transform specific domain requirements into generalized technical requirements, and design and implement abstract solutions that are understandable and scalable in performance and reuse

•⁠ ⁠HL7 and/or Healthcare and/or Clinical Toxicology

•⁠ ⁠Oracle, MySQL, Derby DB

We're seeking a talented and motivated Full Stack Developer who is experienced in Node.js, React.js, and Laravel (PHP) to work on building high-performance web applications, APIs, SaaS platforms, and hosting tools. This role is perfect for someone who thrives in a dynamic environment and wants to contribute to modern, scalable platforms used by thousands of users.

Responsibilities

Develop and maintain full-stack applications using Node.js (backend), React.js (frontend), and Laravel (backend).

Design, implement, and document APIs and microservices for internal and customer-facing platforms.

Integrate third-party APIs, payment gateways, and other services as needed.

Collaborate with UI/UX designers to ensure a high-quality user experience.

Optimize applications for maximum speed and scalability.

Troubleshoot, debug, and upgrade existing software.

Participate in code reviews, sprint planning, and team meetings.

Description

We are looking for a Java Developer with experience in building high-performing, scalable, enterprise-grade applications. You will be part of a talented software team that works on mission-critical applications. Java developer roles and responsibilities include managing Java/Java EE application development while providing expertise in the full software development lifecycle, from concept and design to testing. Java developer responsibilities include designing, developing and delivering high-volume, low-latency applications for mission-critical systems.

Responsibilities

·      Contribute in all phases of the development lifecycle

·      Write well designed, testable, efficient code

·      Ensure designs are in compliance with specifications

·      Prepare and produce releases of software components

·      Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review

Requirements

·      BS/MS degree in Computer Science, Engineering or a related subject

·      Proven hands-on Software Development experience

·      Proven working experience in Java development

·      Hands on experience in designing and developing applications using Java EE platforms

·      Object Oriented analysis and design using common design patterns.

·      Profound insight of Java and JEE internals (Class loading, Memory Management, Transaction management etc)

·      Excellent knowledge of Relational Databases, SQL and ORM technologies (JPA2, Hibernate)

·      Experience in the Spring Framework

·      Experience as a Sun Certified Java Developer

·      Experience in developing web applications using at least one popular web framework (JSF, Wicket, GWT, Spring MVC)

·      Experience with test-driven development

Job Description:-

In this role, you will be an integral part of our team responsible for developing and maintaining new applications that support assessment systems. This is a unique opportunity to contribute to an important regional initiative.

Role Responsibilities:

Analysis and Design: Collaborate with stakeholders and the Application Systems team to deeply understand application requirements. Develop technical design documents following business standards.

Programming and Testing: Actively engage in application programming to meet business requirements. Conduct unit testing and assist in functional, load, and user acceptance testing when needed.

Project Review and Enhancement: Review ongoing projects and provide valuable recommendations for improvement. Be open to assisting in related tasks as directed by the line Manager.

The Successful Applicant

To excel in this role, you should possess the following qualifications and skills:

Java Expertise: Strong experience in Java Application Design, Coding, and Implementation.

Front-End Development: Excellent skills in front-end development using Angular 10, Bootstrap, and Typescript.

Technology Stack: Proficiency in Java, Spring Suite, Hibernate, PostgreSQL, Docker, Kubernetes, Rest APIs, and Micro-services is highly desirable.

Agile Methodologies: Familiarity with Agile development methodologies, including refactoring, TDD, and continuous integration.

Client Interaction: Exceptional client-facing and presentation capabilities.

Team Collaboration: Ability to work effectively both autonomously and within a team.

If you are a skilled Full-stack developer passionate about creating innovative solutions and meet the above-mentioned qualifications, we invite you to apply for this exciting opportunity.

To apply, please submit your resume and a cover letter detailing your relevant experience and why you believe you fit this position.

• Work with developers to design algorithms and flowcharts
• Produce clean, efficient code based on specifications
• Integrate software components and third-party programs
• Verify and deploy programs and systems
• Troubleshoot, debug and upgrade existing software
• Gather and evaluate user feedback
• Recommend and execute improvements
• Create technical documentation for reference and reporting

• Strong at Core Java and OOPs concepts

• Exposure to Spring, Spring Boot and Spring Security
• Exposure to implementation of RESTful APIs
• Exposure to programming using Queues and No SQL database
• Good understanding about JavaScript, JQuery and HTML
• Good understanding about Data Structures and Multithreaded Programming
• Good understanding about Design Patterns
• Good understanding about Standard and Secure Coding practices

Area of professional exposure (functional/technical skills) :

· Hands-on experience with Google Cloud Platform (GCP) Services (Data Flow/Cloud Run/Big Query/Cloud SQL Server/GCS etc.)

· Experience in deploying to GCP environments (Cloud Run/CaaS/OpenShift/Containerization)

· Experience with Continuous Integration/Continuous Delivery tools and pipelines – Tekton, Terraform and Jenkins

· Experience with Java/J2EE frameworks, Web development and REST APIs/microservices development (Spring Boot, Spring Cloud)

· Good exposure to GCP application developments.

· Hands-on experience with Angular (front-end development)

· Experience in using build tools like Gradle, Maven and Ant etc.

· Experience with GitHub or equivalent source control repositories

· Experience in developing data processing tasks using Spark/PySpark

· Good working knowledge of relational databases like MS SQL, Oracle etc.