Senior Java Developer

Job Details

- Job Title: Lead I - Software Engineering - Java, J2Ee, Spring

- Industry: Technology

- Domain - Information technology (IT)

- Experience Required: 6-12 years

- Employment Type: Full Time

- Job Location: Bangalore

- CTC Range: Best in Industry

Job Description:

Role Summary:

We are looking for an experienced Senior Java Developer with expertise in building robust, scalable web applications using Java/J2EE, Spring Boot, REST APIs, and modern microservices architectures. The ideal candidate will be skilled in both back-end and middleware technologies, with strong experience in cloud platforms (AWS), and capable of mentoring junior developers while contributing to high-impact enterprise projects.

The developer will be responsible for full-cycle application development: from interpreting specifications and writing clean, reusable code, to testing, integration, and deployment. You will also work closely with customers and project teams to understand requirements and deliver solutions that optimize cost, performance, and maintainability.

Key Responsibilities:

Application Development & Delivery

• Design, code, debug, test, and document Java-based web applications aligned with design specifications.
• Build scalable and secure microservices using Spring Boot and RESTful APIs.
• Optimize application performance, maintainability, and reusability by using proven design patterns.
• Handle complex data structures and develop multi-threaded, performance-optimized applications.
• Ensure code quality through TDD (JUnit) and best practices.

Cloud & DevOps

• Develop and deploy applications on AWS Cloud Services: EC2, S3, DynamoDB, SNS, SES, etc.
• Leverage containerization tools like Docker and orchestration using Kubernetes.

Integration & Configuration

• Integrate with various databases (PostgreSQL, MySQL, Oracle, NoSQL).
• Configure development environments and CI/CD pipelines as per project needs.
• Follow configuration management processes and ensure compliance.

Testing & Quality Assurance

• Review and create unit test cases, scenarios, and support UAT phases.
• Perform defect root cause analysis (RCA) and proactively implement quality improvements.

Documentation

• Create and review technical documents: HLD, LLD, SAD, user stories, design docs, test cases, and release notes.
• Contribute to project knowledge bases and code repositories.

Team & Project Management

• Mentor team members; conduct code and design reviews.
• Assist Project Manager in effort estimation, planning, and task allocation.
• Set and review FAST goals for yourself and your team; provide regular performance feedback.

Customer Interaction

• Engage with customers to clarify requirements and present technical solutions.
• Conduct product demos and design walkthroughs.
• Interface with customer architects for design finalization.

Key Skills & Tools:

Core Technologies:

• Java/J2EE, Spring Boot, REST APIs
• Object-Oriented Programming (OOP), Design Patterns, Domain-Driven Design (DDD)
• Multithreading, Data Structures, TDD using JUnit

Web & Data Technologies:

• JSON, XML, AJAX, Web Services
• Database Technologies: PostgreSQL, MySQL, Oracle, NoSQL (e.g., DynamoDB)
• Persistence Frameworks: Hibernate, JPA

Cloud & DevOps:

• AWS: S3, EC2, DynamoDB, SNS, SES
• Version Control & Containerization: GitHub, Docker, Kubernetes

Agile & Development Practices:

• Agile methodologies: Scrum or Kanban
• CI/CD concepts
• IDEs: Eclipse, IntelliJ, or equivalent

Expected Outcomes:

• Timely delivery of high-quality code and application components
• Improved performance, cost-efficiency, and maintainability of applications
• High customer satisfaction through accurate requirement translation and delivery
• Team productivity through effective mentoring and collaboration
• Minimal post-production defects and technical issues

Performance Indicators:

• Adherence to coding standards and engineering practices
• On-time project delivery and milestone completion
• Reduction in defect count and issue recurrence
• Knowledge contributions to project and organizational repositories
• Completion of mandatory compliance and technology/domain certifications

Preferred Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Engineering, or related field
• Relevant certifications (e.g., AWS Certified Developer, Oracle Certified, Scrum Master)

Soft Skills:

• Strong analytical and problem-solving mindset
• Excellent communication and presentation skills
• Team leadership and mentorship abilities
• High accountability and ability to work under pressure
• Positive team dynamics and proactive collaboration

Skills

Java, J2Ee, Spring

Must-Haves

Java, J2Ee, Spring

Machine Learning + Aws+ (EKS OR ECS OR Kubernetes) + (Redshift AND Glue) + Sagemaker

NP: Immediate – 30 Days

 Senior Full Stack Java Developer

Location: Bangalore/ Remote

Experience: 5+ years

Shift:       U.K Shift (01:30 PM IST to 10:30 PM IST)

Summary

We are seeking a highly skilled Senior Full Stack Java Developer with strong expertise in backend and frontend technologies. The ideal candidate will have hands-on experience in building scalable applications using Java, Spring Boot, JSP, and modern frontend frameworks, along with excellent communication skills to collaborate effectively with global teams.

Key Responsibilities

• Design, develop, and maintain scalable full-stack applications.
• Implement best practices and design patterns for clean, maintainable code.
• Work with Spring Boot, JSP, and MySQL to build robust backend services.
• Develop responsive UI components using HTML, CSS, JavaScript, jQuery, and Bootstrap.
• Optimize database queries and ensure efficient performance.
• Collaborate with cross-functional teams to deliver high-quality solutions.
• Participate in code reviews, testing, debugging, and deployment activities.
• Work in a U.K shift to support international clients and project requirements.

Must-Have Skills

• Strong expertise in Java and Spring Boot.
• Hands-on experience with JSP, MySQL, and backend services.
• Proficiency in HTML, CSS, JavaScript, jQuery, and Bootstrap for frontend development.
• Solid understanding of design patterns and software architecture.
• Strong debugging, problem-solving, and performance optimization skills.
• 
  
• Excellent communication and collaboration abilities.

Job Description 

We are looking for a skilled Java Full Stack Developer with hands-on experience in React.js for front-end development and strong expertise in Java-based back-end technologies. The ideal candidate should have 3+ years of experience in building scalable applications, preferably within the banking or fintech domain, with additional exposure to end-to-end product development from scratch. 

Key Responsibilities 

• Develop, test, and deploy scalable full-stack applications using Java (Spring Boot, Hibernate, etc.) on the back end and React.js on the front end. 
• Collaborate with cross-functional teams (Business Analysts, QA, DevOps, Product Owners) to deliver high-quality solutions. 
• Write clean, maintainable, and efficient code following best practices. 
• Design and implement RESTful APIs and integrate with third-party services. 
• Ensure application performance, security, and responsiveness. 
• Troubleshoot, debug, and optimize application performance. 
• Contribute to product development from scratch, including architecture design, coding standards, and feature delivery. 
• Stay up to date with emerging technologies, especially within the fintech and banking domain. 

Required Skills 

• Strong programming skills in Java, Spring Boot, Hibernate/JPA. 
• Proficiency in React.js, HTML5, CSS3, and JavaScript/TypeScript. 
• Experience in building RESTful APIs and integrating with front-end systems. 
• Solid understanding of relational databases (MySQL, PostgreSQL, Oracle) and query optimization. 
• Knowledge of CI/CD pipelines and cloud platforms (AWS, Azure, or GCP) is a plus. 
• Familiarity with Agile methodologies and version control tools (Git). 
• Good problem-solving and analytical skills. 

Preferred Qualifications 

• Prior experience in Banking or Fintech projects. 
• Proven experience in end-to-end product development from scratch. 
• Knowledge of microservices architecture. 
• Exposure to containerization tools (Docker, Kubernetes). 

Education 

Bachelor's or Master's degree in Computer Science, Information Technology, or related field.

Job Role: Senior Full Stack Developer

Location: Trichy

Job Type: Full Time

Experience Required: 5+ Years

Reporting to : Product Head

About Us:

At Zybisys Consulting Services LLP, we are a leading company in Cloud Managed Services and Cloud Computing. We believe in creating a vibrant and inclusive workplace where talented people can grow and succeed. We are looking for a dedicated leader who is passionate about supporting our team, developing talent, and enhancing our company culture.

Role Overview:

Are you a seasoned Full Stack Developer with a passion for crafting innovative solutions? We are looking for an experienced Senior Full Stack Developer to enhance our team and lead the development of innovative solutions.

Key Responsibilities:

• Develop and Maintain Applications: Design, develop, and maintain scalable and efficient full-stack applications using modern technologies.
• Database Design: Expertise in both relational and NoSQL databases, including schema design, query optimization, and data modeling.
• Collaborate with Teams: Work closely with front-end and back-end developers along with the Engineering team to integrate and optimize APIs and services.
• Implement Best Practices: Ensure high-quality code, adherence to best practices, and efficient use of technologies.
• Troubleshoot and Debug: Identify and resolve complex issues, providing solutions and improvements.
• Code Review and Quality Assurance: Skill in reviewing code, ensuring adherence to coding standards, and implementing best practices for software quality.
• Agile Methodologies: Experience with Agile frameworks (e.g., Scrum, Kanban) to facilitate iterative development and continuous improvement.
• Test-Driven Development (TDD): Knowledge of TDD practices, writing unit tests, and integrating automated testing (CI/CD) into the development workflow.
• Technical Documentation: Ability to write clear and concise technical documentation for codebases, APIs, and system architecture.

Technical Skills:

• Backend: Node.js, Express.js, Python, Golang, gRPC
• Frontend: React.js, Next.js, HTML, HTML5, CSS3, jQuery
• Database: MongoDB, MySQL, Redis, OpenSearch
• API : RESTful APIs, SOAP services, or GraphQL
• Tools & Technologies: Docker, Git, Kafka
• Design & Development: Figma, Linux
• Containers & container orchestration: Docker, Kubernetes
• Networking & OS Knowledge

What We Offer:

• Growth Opportunities: Expand your skills and career within a forward-thinking company.
• Collaborative Environment: Join a team that values innovation and teamwork.

If your ready to take on exciting challenges and work in a collaborative environment, wed love to hear from you!

Apply now to join our team as a Senior Full Stack Developer and make waves with your skills!

• 5 to 8 years ‘Hands-on’ experience in Java/J2EE/Microservices development
• Hands on with CODING in both JAVA and Angular 2+
• Experience constructing custom Microservices applications using Java, SpringBoot, Spring Cloud and Spring Core.
• Experience in Spring boot 4 or more years.
• Last job to be completely hands on in Spring Boot and looking for hands on in Spring Boot the next role.
• Experience in writing unit test cases (JUnit)
• Well used to Agile (XP, Scrum, SAFe)
• REST Services (HTTP methods, CRUD, Status codes, Authentication, Authorisation)
• Angular 2+, HTML,CSS

Must have skills :

6+ Years Java, Spring - 4+ years, Node JS / React JS - 4+ years

Responsibilities:

Code, test and debug programs according to specifications.

Build new and modifying existing applications.

Develop software prototypes.

Write unit tests and functional tests (automation).

Perform manual tests.

Use tools to access data in datastore, version control systems, etc.

Practice Agile methodologies.

Frequently interface with other functional teams on all aspects of a feature or sub-system 

Technical:

• Strong knowledge of HTML, CSS & Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
• Experience in JavaScript Frontend Framework/Library (ie ReactJS, gatsbyjs, AngularJS, Vue.js)
• Experience in JavaScript Backend Framework/Library (ie Node.js, Express.js)
• Experience with Popular React.js Workflows (i.e. Flux or Redux)
• Familiar with JavaScript Standard ECMAScript (or ES)
• Knowledge of secure authorization mechanisms, i.e. JSON Web Token
• Familiarity with modern front-end build pipelines and tools (i.e. NPM or Yarn, Gulp or Grunt)
• Experience with common front-end development tools such as Babel, Webpack, etc.
• A knack for benchmarking and optimization
• Understanding of server-side CSS pre-processors such as Stylus, Less
• ORM Knowledge (i.e. Sequelize or Mongoose)
• Knowledge of isomorphic React is a plus
• Familiarity with Firebase, MongoDB, MySQL, PostgreSQL Database
• Understanding of RPC, REST and GraphQL
• Familiarity with Version Control such as GitHub, BitBucket

• Work on world-class solutions to deliver industry's leading Cloud operations management
• Develop system architecture, design and build platform services for scalable, resilient, multi-tenant Cloud SaaS. Examples of work include:
• Writing microservices based distributed applications
• Designing REST APIs for backend services
• Develop user-interface for our SaaS
• Handle cross-cutting microservices concerns such as externalizing configuration, logging, health checks, metrics, distributed tracing
• Work with customers, partners, and business leaders to architect solutions for Cloud Operations

• Has significant (3+ years) experience developing and deploying Cloud services for a large scale software projects on public clouds (AWS, GCP, Azure)
• Has hands-on experience building multi-tenant SaaS solutions on public clouds (AWS)
• Strong experience with React, NodeJS, Java, GO, Python
• Has expertise with microservices, infrastructure as code (IaC), continuous integration/delivery (CI/CD), etc.
• Has experience working with containerization, cluster orchestration, or infrastructure management frameworks (such as Kubernetes, Docker, Terraform)
• Basic knowledge of AWS security (IAM, Cognito)
• Knowledge of good engineering practices and agile culture
• Takes initiative in a fast-paced environment
• 100% hands-on and loves to code

• Experience with Prometheus, Grafana, ELK, Jaeger, etc.
• AWS certification
• Experience with machine-learning (ML), MLOps
• Experience with Apache Flink, Spark, Hadoop, or other
• Experience working remotely in a distributed team
• Startup experience