11+ Databases Jobs in Kolkata | Databases Job openings in Kolkata

Key Responsibilities

- Develop front-end applications using React JS

- Design and implement back-end services using Node JS

- Collaborate with cross-functional teams to deliver projects

- Troubleshoot and optimize application performance

Requirements

- Strong experience with React JS and Node JS

- Proficiency in JavaScript, HTML/CSS, and relevant frameworks

- Experience with database management (e.g., MongoDB, PostgreSQL)

- Excellent problem-solving skills and attention to detail

We’re hiring a Full Stack Developer with strong hands-on experience in Java, Spring Boot, and Angular to join our growing tech team.

🔧 What You'll Do

• Design and develop scalable full stack web applications
• Write clean, maintainable code using Java (Spring Boot) and Angular
• Collaborate with cross-functional teams to deliver high-quality features
• Optimize applications for performance and security
• Participate in code reviews and technical discussions

✅ What We’re Looking For

• 5+ years of professional experience in full stack development
• Strong expertise in Java, Spring Boot, and Angular
• Solid understanding of REST APIs, Microservices, and frontend integration
• Knowledge of databases and version control (Git)
• Excellent problem-solving and communication skills
• Immediate joiners are highly preferred

Roles and Responsibilities
1. Ability to work on diverse backend stack such as Node JS, Java, Express JS
2. Ability to work on diverse frontend stack such as React JS, Angular 6/7/8/9, HTML5, CSS3

3. Ability to deliver quick POC’s using cutting edge technologies.

4. Preparing reports, manuals and other documentation on the status, operation and maintenance of software.

5. Design, develop, and unit test applications in accordance with established standards

6. Developing, refining, and tuning integrations between applications. Analysing and resolving technical and application problems.

7. Ability to debug application.

8. Should have complete knowledge on developing RESTful Services.

9. Should be able to also work in agile development methodology.
10. Work with designated JavaScript framework to design, develop, and debug web applications
11. Can work on Angular and Integrate backend services
12. Work with the team to manage, optimize, and customize multiple web applications
13. Manage end to end module lifecycle management of the product
14. Push and pull codes via Git repository

Competency Requirements

1. Experience in NodeJS, Java and development using AngularJS / ReactJS
2. Experience in front end frameworks such as Angular.js, React.js, Bootstrap, Foundation etc
3. Experience in client/server application development
4. Knowledge of agile development methodologies
5. Knowledge of unit testing theory
6. Knowledge of AWS cloud
7. Experience in Java, Python and Go will be added advantage

Principal Software Engineer

Opportunity in this role / Why should you join here?

You will enjoy working with us if you are looking to work in a stimulating, flexible, open environment. You will experience ownership and independence at the same time providing technical solutions that work.

You will be part of the madness and thrill of growing the business from scratch. You get to make decisions, fail fast and learn fast. You get to contribute, add value to the organization by thinking like an entrepreneur. You are supported by the best talent in the industry and work with creative teams. You are rewarded as you go on proving yourself.

Requirements:

• Bachelor's degree in Computer Engineering/Computer Science or related field
• At least 6+ years of experience with at least 4 years of software application design experience
• Strong analytical and problem solving skills
• A full stack generalist with experience in both front-end and back-end technologies
• Proven experience in high-level programming languages, like Java and Development of scalable Web Applications and Web Services
• Experience in JavaScript frameworks like Angular, React, NodeJS
• Passion for delivering products end-to-end, from ideation to implementation
• Proven experience building complex web applications and micro services
• Strong experience with Spring Boot stack (spring cloud, spring-data)
• Extensive experience in developing and consuming REST APIs
• Experience in PHP is a plus advantage

Responsibilities:

• Participate in design reviews and recommend improvements
• Provide technical guidance in software design and development activities
• Recommend new technologies to ensure quality and improve productivity
• Support in all phases of SDLC and ensure delivery of high-quality products
• Analyse business requirements and design/develop most effective technical solution
• Analyse and troubleshoot application issues in a timely fashion
• Work with other engineers in planning, prioritising and executing assigned tasks within deadlines

x• Work with QA team in preparing test cases and assist in automation

• Mentor other Engineers as and when required
• Assist in maintenances and upgrades of existing software applications
• Assist in risk assessment and mitigation activities.
• Assist in technical audits and make sure to implement audit recommendations.

 ​IT experience in analysis, design, development, documentation, implementing, and testing of software systems in Java, ​Spring Boot, Hibernate, and Internet technologies.

​- ​Spring Boot includes real-world experience working with ​Microservices Architecture, Plugin Services.

​- ​Strong experience in Spring Frameworks such as Spring MVC, IOC, AOP, and Spring JDBC.

​- Strong knowledge of the ​DevOps, AWS Environment, Code Versioning ​- ​Strong hands-on experience with Spring IO, Spring Boot with Thyme leaf.

​- ​Experience in implementing Java EE design patterns such as MVC, Singleton, Session Façade, DAO, DTO, and Business Delegate in the development of Multi-Tier distributed Enterprise Applications.

​- ​Good experience in developing Web Services SOAP, JAX-WS, WSDL.

​- ​Experience in core Java-Multithreading, collections, Servlets and JDBC.

​- ​​Strong knowledge on RDBMS concepts and broadly worked ​Postgres, MySQL technologies such as MongoDB

​- ​Experience in designing front-end ​technologies like ReactJS will be an add-on​

​- ​Hands-on experience with build and deployment tools including Ant / Maven, logging and Debugging using Slf4 and Log4j, and unit and integration testing using JUnit.

​- ​Experience with Use-Case design, Class, and Sequence diagrams using UML.

​- ​Excellent team player with good analytical, strategic planning, and interpersonal and communication skills. Highly motivated, enthusiastic, and self-starter.

We are looking for a FULL-TIME OFFICE POSITION Java Developer (2-3 years experience) who is proficient with coding and can design, develop, test, and implement Java applications and resolve technical issues.

As a Java Developer, we are looking for a highly skilled candidate, who will be responsible for building great web applications in Java, analyzing business objectives and user requirements, suggesting necessary changes for the existing Java applications, compiling detailed technical documentation, and determining application functionalities and features.

Do you think you fit this description well? Then apply now!

Expected Responsibilities

• Understanding the business requirements
• Designing and developing the front end for customer-facing applications using the MVC framework
• Creating RESTful APIs for the front-end developers with and with ORM or raw query for any Database technologies like MySQL or MongoDB
• Creating self-contained, reusable, and testable modules and components
• Ensuring a clear dependency chain regarding the app logic as well as the file system
• Supporting continuous improvement by investigating alternatives and technologies and presenting these for architectural review
• Writing non-blocking code and resorting to advanced techniques, such as multi-threading, when required

Required Skills And Qualifications

• MCA/BTech degree in Computer Science, Engineering, or a related subject
• Thorough understanding of the responsibilities of the platform, database, API, caching layer, proxies, and other web services used in the system
• Experience with Docker or any other containerization tools
• Growth mindset and a positive and collaborative attitude
• Professional, precise communication skills
• Fluency in English, both written and spoken

Must-Haves

• At least 2-3 years of experience as a Java Developer
• Experience with Amazon Web Services (S3, Lambda, Elastic Beanstalk, and other AWS modules)
• Hands-on experience in Core Java, Spring Boot, and Spring framework (Embedded Tomcat), REST API skills
• Deep understanding of Java, servlets in J2EE, web-based request handling with Microservices architecture
• Experience with JavaScript-based front-end frameworks like Angular JS or React JS
• Good understanding of Design Patterns, Data structures, and Algorithms
• Exposure to Agile principles and methodologies, including Continuous Integration and Test Driven Development
• Comprehensive knowledge of OO design principles and development patterns
• Java Batch Scheduling (e.g., Flux, Quartz) knowledge
• Previous experience working with clean code, SOLID principles, TDD

A Little About Who We Are

Klizo Solutions, founded by Joseph Ricard, is an IT company that develops outstanding applications and techs in an enterprise environment, located near CC2 in the New Town Area, Kolkata.

But it isn’t the first brainchild of our founder, as he also has multiple start-ups to his credit, including one of the largest music apps in the Philippines and Italy and a first-of-its-kind Cannabis Vending Machine.

So, naturally, being a part of a company founded and run by such a visionary tech leader and a serial entrepreneur, our employees always have ample opportunities to learn and grow as the company evolves.

Currently, our big happy Klizo family consists of 50+ employees. But we want to extend the happiness of working and collaborating with talented individuals even further. And by this, we mean we will hire more talents over the next few weeks!

Perks Of Being A Klizonian

• Training will be provided (if required)
• 5-day working in a week
• On-time salary every month
• Cool and approachable management
• Numerous opportunities for growth

Job Type: Full Time