Sr Java Developer

JOB DESCRIPTION

Experience: 3-10 years

Required Skills and Qualifications 

Backend: 

• Strong programming skills in Core Java, Java 8+ 

• Experience with Spring Boot, RESTful APIs, Microservices architecture 

• Good understanding of JPA/Hibernate, and SQL/NoSQL databases 

Frontend: 

• Proficient in React.js, JavaScript (ES6+), HTML5, CSS3 

• Experience with Redux, React Hooks, and component-based architecture 

• Familiarity with front-end build tools (Webpack, Babel, NPM)

Key Responsibilities

• Develop and maintain scalable backend services using Core Java / Spring Boot 

• Design and implement responsive, high-quality front-end interfaces using React.js 

• Integrate backend APIs with frontend components seamlessly 

• Collaborate with product managers, architects, and QA to deliver quality software 

• Ensure code quality through unit testing, code reviews, and performance tuning 

• Troubleshoot and debug production issues as needed

Responsibilities: 

• Develop and maintain high-quality, efficient, and scalable backend applications. 
• Participate in all phases of the software development lifecycle (SDLC) 
• Write clean, well-documented, and testable code adhering to best practices. 
• Collaborate with team members to ensure the successful delivery of projects. 
• Debug and troubleshoot complex technical problems. 
• Identify and implement performance optimizations. 
• Participate in code reviews 
• Hands-on experience with Springboot, Java 8 and above. 
• 5-7 years of experience developing Java applications. 
• Knowledge about at least one messaging system like Kafka, RabbitMQ etc. 
• Required React developer requirements, qualifications & skills: 
• Proficiency in React.js and its core principles 
• Strong JavaScript, HTML5, and CSS3 skills 
• Experience with popular React.js workflows (such as Redux) 
• Strong understanding of object-oriented programming (OOP) principles. 
• Experience with design patterns and best practices for Java development. 
• Proficient in unit testing frameworks (e.g., JUnit). 
• Experience with build automation tools (e.g., Maven, Gradle). 
• Experience with version control systems (e.g., Git). 
• Experience with one of these databases – Postgres, MongoDb, Cassandra 
• Knowledge on Retail or OMS is a plus. 
• Experienced in containerized deployments using Docker, Kubernetes and DevOps mindset 
• Ability to reverse engineer existing/legacy and document findings on confluence. 
• Create automated tests for unit, integration, regression, performance, and functional testing, to meet established expectations and acceptance criteria.

The Technical Consultant is responsible for the design, development and deployment of assigned technical functionality for client projects in the social services, health and human services domain. A technical consultant works under the guidance of the Technical Architect and/or Senior Technical Consultant on design and development issues. A technical consultant will act as technology expert on the client implementation projects on direct customer facing positions on Diona’s customer engagements around the globe.

Responsibilities:

• Works with the Technical Architect/Principal Technical Consultant/Senior Technical Consultant to implement the optimum solution with the chosen COTS platform
• Works within the project team to ensure that the project technical standards are properly applied
• Works as part of a team to implement client business requirements in a timely, performance-centric and configurable/maintainable manner
• Liaise with team members and COTS vendors (as applicable) to ensure a quality project deliverable
• Apply problem solving techniques and product capability knowledge to ensure best results for the client engagement
• Prepare and deliver domain best practice/product capability presentations
• Present a professional and knowledgeable image of Diona Technologies Limited to customers

Skills and Attributes:

• 3+ years of experience in Software Design, Planning and Development using Java and allied technologies
• Expert knowledge of JavaScript, Java and strong object-oriented development is a must
• Experience with integration technologies such as SOAP and REST web services, Apache Camel, Spring Batch is a must
• Knowledge of JDBC, SQL, XML, JSON and HTML is a must
• Experience in the social and human services domain and COTS implementation is a plus
• Experience with modern JavaScript frameworks such as NodeJS, ReactJS, ExpressJS, Angular is a bonus
• Experience with MongoDB or any NoSQL database is a bonus
• Experience with Android or iOS mobile app development a bonus
• Exposure to IBM rational software design tools is a plus
• In-depth understanding of the entire development process, including specification, documentation and quality assurance
• Should possess excellent written and verbal communication skills

Educational qualification:

Engineering Degree or equivalent from recognized institutes

Location – Bangalore

Looking for Java Fullstack Developer

Having Experience in Java, Spring , Microservices

React and Redux

Hi All,

We are looking for a Senior Full Stack Java Developer for Chennai and Coimbatore location.

Responsible for building full stack Spring applications using Angular / Bootstrap / JavaScript / Java / SpringBoot / JPA / SpringJDBC/ Hibernate / MySQL / SQL Server.

The primary responsibilities will be to understand the requirements, design and development of applications using industry standard best practices.

Skills & Qualification:

 An engineering degree in computer science or electronics or others

 Strong Design and Analytical Skills with good understanding of Design Patterns

 Must have 4+ years of Java/Spring/JPA

 Must have 3+ years of experience with Web API

 Must have 3+ years of experience with Angular 12, Bootstrap , JQuery , JavaScript

 Strong working Experience in application development using client-side technologies like Bootstrap/HTML/Java Script/CSS/AJAX/JQuery  Strong understanding of Microservices architectures

 Must have 4+ years of experience working with Spring, Springboot, REST API, JPA and Hibernate

 Must have 4+ years of experience working with SQL Server, MySQL and other Databases

 At least 3+ years of working with Tomcat / Jboss or other application server

 Experience working with SOAP Web Service with WS-Security

 Strong knowledge of HTTP/HTTPS, XML, XML Schemas, XSLT, JSON, RESTful Web Services

 Strong Knowledge of WS-Security, OAuth, JWT is required

 Agile development experience is preferred

 Good Communication and presentation skill

About TechWeirdo:

Techweirdo delivers secure enterprise solutions from SaaS to On-Premise, anywhere, from Application to AI. We offer consultation, services and products to holistically address the digital transformation goals of the enterprises.

We are currently hiring a passionate, product-oriented MERN stack engineer to join a collaborative and innovative team to create technologically challenging, visually delightful, and easy-to-use digital products in a fast-paced environment.

Key Responsibilities:

• Design, build, optimize different modules of scalable applications on MERN stack

• Work closely with architects, business analysts, product managers, QA and UI designers to understand the deliverable and business priorities, UX flow and deliver QA approved, unit-testable solutions

• Collaborate with other members of technical team, delegate tasks, participate in code reviews and find out scope of further optimization

• Appear in project interviews, product roadmap discussions, feasibility analysis and sprint retrospective meetings to help in smooth project delivery as per customer expectation and technological excellence.

Skills/ Role Requirements:

• Strong knowledge of Node.js, Express, Microservices, npm packages

• Reactjs (exposure to Typescript is preferred)

• MongoDB, MySQL or any other Sql database

• Ability to write high quality REST APIs in Nodejs and Express

• Ability to create highly scalable and modular components

• Strong knowledge of using ORMs (Sequelize, mongoose)

• Hands-on experience on deploy, monitor, optimize, load-balance large scale nodejs applications on production

• Experience in serverless architecture either lambda or google cloud functions are a plus

• Hands-on experience on Docker, message queue, Redis, AWS managed services are a plus

• Server-side rendering (Nextjs), knowledge of Unix, shell script, deployment, and code sanitization/optimization (Intermediate)

• Have experience in working on large scale enterprise applications

• Strong understanding of coding best practices, error handling, lazy loading, etc.

• Experience in object-oriented design skills.

• An analytical mind and Problem-solving skills

• Open source contribution, active participation in developer communities, publishing own npm packages are plus

Working with TechWeirdo be like:

1. Surrounded by curious learners: With a Growth Mindset as our core strength, we created a learning environment with curious tech learners.

2. New challenges every day: There is no ordinary day at TechWeirdo, if you like solving problems, then this is the right place for you.

3. Zero micro-management, limited supervision: We encourage our team to take on challenging tasks and solve complex problems by taking ownership of their tasks. We trust our team to take calculated risks.

4. Great networking: You will be connected with c-suite executives of top organizations while working with our winning team.

5. Building technology how you want, when you want: We welcome people who see things differently as they are the one who has ability to change the world.

6. Being heard in every meeting: At TechWeirdo, suggestions are encouraged, initiatives are supported, and opinions and perspectives are valued.

Full Stack Java Developer-

Java, Angular 5+, html, css, Springboot, microservices, hibernate, mysql, sql server.

• Experienced in defining & realizing end-to-end Technical Architecture for large scale enterprise systems. Ability to identify and define non-functional requirements and design systems to meet the same.
• Strong experience in OOAD and in applying Design patterns
• At least 5 years’ hands-on experience in Java/ JEE technologies like Struts/JSF, Spring, EJB, JMS Experience only on front-end technologies like Struts, JSP, Servlets, HTML will not be sufficient.
• Experience in performance testing and optimization of JEE systems on any of the following application servers - WebLogic, WebSphere and JBoss. Deep expertise in any one of the application server is a
• Strong experience in at least one RDBMS (Oracle, MS-SQL, MySQL).
• Experience in creating and reviewing technical documents like Architecture blueprint, Design specifications, Deployment architecture, Workload modeling
• Excellent understanding of software development methodologies and
• Experience in either of these areas is a definite add-on - Infrastructure sizing, Capacity planning, Performance modeling, Cloud
• Working experience on Linux/Unix based OS system is a
• Working experience on any one of these open source technologies (LAMP stack, Node.js framework, ELK, Cassandra, MongoDB, Couch base NO-SQL databases).

Responsibilities

• Work with Sales Engineering, Solution Architect and Services teams to ideate software solutions
• Work closely with product management to extend existing software to fit geo & domain specific needs
• Design client-side and server-side architecture
• Build the front-end of applications through appealing visual design
• Develop and manage well-functioning databases and applications
• Write effective APIs
• Test software to ensure responsiveness and efficiency
• Troubleshoot, debug and upgrade software
• Create security and data protection settings
• Build features and applications with a mobile responsive design
• Write technical documentation
• Work with data scientists and analysts to improve software

Requirements

Proven experience of 4 to 7 years as a Software Engineer

Experience developing cloud SaaS solutions

Knowledge of multiple front-end languages and libraries (e.g., HTML/ CSS, JavaScript, XML, jQuery)

Strong knowledge of multiple back-end languages (e.g., C#, Java, Python) and JavaScript frameworks (e.g., Angular, React, Node.js)

Development in Core Java, J2EE, Struts, spring, Client-Side scripting, Hibernate, Database

Strong experience with Spring Boot stack (spring cloud, spring-data)

Extensive experience in developing and consuming REST APIs

Experience in Kafka distributed messaging is preferred

Hands-on experience in Redis, Apache Ignite, Hazelcast

Familiarity with databases (e.g. MySQL, MongoDB), web servers (e.g. Apache) and UI/UX design

Experience working in an Agile methodology

Strong communication skills

Experience in speech technologies is a plus

Experience in building real time solutions is a plus

Degree in Computer Science, Mathematics, or similar field

•  JAVA/J2EE (Mandatory)
• HTML/CSS – Basics would suffice
• JavaScript, JQuery, JQWidgets – Must be proficient and core skill requirement

•  .NET Framework (v4.5 and above) + C# (v5 and above) programming language: Core skill set and mandatory
• Windows WCF (SOAP) /Web-API (REST using JSON): Must be proficient
• Windows Server knowledge – IIS + Windows services: Basics from deployment perspective
• MS SQL server: Must be proficient with queries and database objects

• Minimum 3 years as a technical lead
• Experience in Business, Data, Technical Architecture and leveraging tools
• Ability to triage complex problems into smaller units that are amenable to being solved.
• Inquisitive and analytical mind
• Proven ability to manage non-direct reports to achieve results and to work in a multi-cultural multi-functional environment where consensus is critical for success
• Customer and end-user focused and have excellent oral and written communications skills