Data Scientist

We are looking for a skilled and motivated MERN Stack Developer to join our development team. The ideal candidate will have hands-on experience in building scalable web applications using MongoDB, Express.js, React.js, and Node.js, and a passion for writing clean, efficient, and maintainable code.

Key Responsibilities

• Design, develop, and maintain full-stack web applications using the MERN stack
• Build responsive and reusable UI components using React.js
• Develop RESTful APIs and backend services using Node.js and Express.js
• Work with MongoDB for data modeling, queries and performance optimization
• Collaborate with UI/UX designers, product managers, and other developers
• Write clean, well-documented and testable code
• Debug, troubleshoot and optimize application performance
• Participate in code reviews and follow best development practices
• Stay updated with emerging technologies and industry trends

Required Skills & Qualifications

• 1–5 years of experience in MERN stack development
• Strong proficiency in JavaScript.
• Hands-on experience with React.js, including hooks and component lifecycle
• Experience with Node.js and Express.js
• Good understanding of MongoDB and NoSQL databases
• Experience in building and consuming REST APIs
• Proficient in HTML5, CSS3, and building responsive, cross-browser user interfaces.
• Experience with Git/GitHub or other version control systems in a collaborative development environment.
• Solid understanding of authentication, authorization, and security best practices

Requirements:

• 4-6 years of experience in developing Enterprise Web Applications using Java/J2EE technologies with a good professional track record.
• Excellent knowledge in Core Java (J2SE) and J2EE technologies.
• Proficient knowledge in Servlets, JDBC & JSP.
• Good knowledge of Spring framework (MVC, Cloud, Data and Security. Etc) and ORM framework like JPA/Hibernate.
• Strong knowledge of Exception Handling, Collections, File I/O Streams, Interfaces, and logging mechanisms is a must.
• Experience in developing REST APIs and integration of third-party APIs.
• Proficient knowledge in SQL/PLSQL.
• Expertise in application/web server deployment and connection pooling techniques.
• Cloud deployment (AWS & Azure) will be an added advantage.
• Experience in Version Control tools like Git, Bitbucket, etc.
• Experience in data security and protocols is a must.
• Maven and IDE tools experience is a must.
• Multi-threading and serialization techniques knowledge is a must.
• Good understanding of end-to-end software development lifecycle.
• Ability to read and understand requirements and design documents.
• Good Analytical skills and should be self-driven. Good communication with interpersonal skills.
• Open to learning new technologies and domains.
• A good team player and ready to take up new challenges
• Languages: Java(J2SE), J2EE (Servlets, JSPs, JDBC)
• Databases: MySQL, Oracle, SQL Server, PostgreSQL.
• DB Script: SQL and PL/SQL
• Frameworks: Spring, Spring Boot, Jersey, Hibernate and JPA
• OS: Windows, Linux/Unix.
• Cloud Services: AWS and Azure (Good to have)
• Version Control tools: Git, Bitbucket.
• Deployment Servers: Tomcat, JBoss, and Web sphere
• Build Tools: Gradle/Maven

•  Work experience as a Java Developer.
•  Experience designing, building and testing Java EE applications.
•  In-depth knowledge of popular Java frameworks like JSF and Spring MVC.
•  Very good understanding of design patterns Hands on experience on ORM framework
•  Design and develop reusable libraries and APIs.
•  Experience with Object-Oriented Design (OOD).
•  Experience on handling exceptions Experience on handling transaction
•  Excellent knowledge of Relational Databases, SQL and ORM technologies ( JPA2, Hibernate)

Bachelor’s degree in computer science, computer engineering or similar. • Previous work experience as an Angular developer. • Proficient in CSS, HTML, and writing cross-browser compatible code. • Experience using JavaScript building tools like Gulp or Grunt. • Knowledge of JavaScript MV-VM/MVC frameworks including Angular Ionic. • Excellent project management skills. • Proven experience implementing front-end and back-end JavaScript applications. • Excellent communication skills. • Critical thinker and good problem-solver. Responsibilities: • Designing and developing user interfaces using angular best practices. • Adapting interface for modern internet applications using the latest front-end technologies. • Writing JavaScript, CSS, and HTML. • Developing product analysis tasks. • Making complex technical and design decisions for Angular projects. • Developing application codes and unit tests in Angular, Java Technologies, and Rest Web Services. • Conducting performance tests. • Consulting with the design team. • Ensuring high performance of applications and providing support • Prior experience Windows & Web Based Applications Products Web: Opinionest Google Play Store: Opinionest

Minimum of 6 years of experience in software development. Proficiency in developing declarative and component-based SPAs using Vue.js. Experience with front-end technologies such as HTML, CSS, JavaScript, and TypeScript. Expertise in Vue.js, including Vuex for state management and Vue Router for navigation. Strong understanding of Java and experience with Spring Boot framework. Knowledge of RESTful APIs and microservices architecture. Knowledge of Spring Security framework for implementing authentication and authorization in Spring-based applications. Experience with Keycloak and access management solutions for securing web applications. Understanding of OAuth and OpenID Connect protocols for single sign-on (SSO) authentication. Ability to integrate and configure Keycloak with Spring Boot applications to manage user authentication and authorization. Experience with JSON Web Tokens (JWT) for secure transmission of authentication data between client and server. Bachelor's degree in Computer Science, Engineering, or related field.

Requirements & Responsibilities:

- 3+ years of experience developing web applications using J2EE.

- 3+ years of experience in Spring Boot.

- Understanding of MicroServices.

- Experience working with tools like Git, Maven, and AWS.

- Expertise in developing RESTful APIs.

- Experience writing Unit and Integration tests.

- Background working with Linux/UNIX environments.

- Strong working knowledge with RDBMS like MySql, Postgres and NoSQL databases like Mongo

- Passion to stay on top of the latest happenings in the tech world and an attitude to discuss and bring those into play.

- Experience with agile/scrum development

- Strong collaboration and communication skills 

- Excellent written and verbal communication skills

Education: Bachelor’s degree in Computer Science, Electrical/Electronic Engineering, Information Technology or another related field or Equivalent

1) UI Design skill

2) Publishing Knowledge about the app store/ Play Store

3) Google map integration

4) Payment gateway integration

5) Firebase integration (push notification and crash report)

6) API Integration in Restfull API

7) Individual project handling (added advantage)