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WebSocket Jobs in Kolkata

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

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Monjura Parveen
Monjura Parveen
Posted by Monjura Parveen
Kolkata
5 - 12 yrs
₹5L - ₹12L / yr
skill iconGo Programming (Golang)
skill iconNodeJS (Node.js)
skill iconJavascript
WebSocket
RESTful APIs
+5 more

Job Title: Golang Developer

Location: Kolkata

Job Type: Full-time

Working Days: 5 Days (Rotational off)

About the Role:

We are seeking a skilled Golang Developer with experience in Golang, Node.js, WebSocket

communication, and API development. In this role, you will work closely with our development

team to design, develop, and maintain high-performance backend systems and real-time

applications.

Key Responsibilities:

 Design, build, and maintain efficient, reusable, and reliable Golang code.

 Develop scalable APIs and microservices.

 Integrate and build real-time communication using WebSocket protocols.

 Collaborate with frontend developers and other team members to establish objectives

and design more functional, cohesive systems.

 Write clean, maintainable, and well-documented code.

 Optimize applications for maximum performance, scalability, and security.

 Participate in code reviews, contribute to team knowledge, and continuously improve

development processes.

 Troubleshoot, debug, and upgrade existing systems.

 Occasionally work with Node.js services and modules when needed.

Required Skills and Qualifications:

 Min 3+ years of experience in backend development with Golang.

 Solid understanding of Node.js and JavaScript/TypeScript.

 Hands-on experience with WebSocket integration and real-time applications.

 Strong knowledge of RESTful APIs, API design principles, and API documentation. Experience with relational and NoSQL databases (e.g., MySQL, PostgreSQL, MongoDB).

 Good understanding of concurrent programming and microservices architecture.

 Familiarity with cloud platforms (AWS, GCP, Azure) is a plus.

 Knowledge of containerization tools like Docker and Kubernetes is a plus.

 Strong problem-solving skills, attention to detail, and a proactive attitude.

Read more
GLOBAL DIGITAL TRANSFORMATION SOLUTIONS PROVIDER

GLOBAL DIGITAL TRANSFORMATION SOLUTIONS PROVIDER

Agency job
via Peak Hire Solutions by Dharati Thakkar
Thiruvananthapuram, Trivandrum, Bengaluru (Bangalore), Mumbai, Navi Mumbai, Ahmedabad, Chennai, Coimbatore, Gurugram, Hyderabad, Kochi (Cochin), Kolkata, Calcutta, Noida, Pune
8 - 12 yrs
₹20L - ₹40L / yr
skill icon.NET
Agile/Scrum
skill iconVue.js
Software Development
API
+21 more

Job Position: Lead II - Software Engineering

Domain: Information technology (IT)

Location: India - Thiruvananthapuram

Salary: Best in Industry

Job Positions: 1

Experience: 8 - 12 Years

Skills: .Net, Sql Azure, Rest Api, Vue.Js

Notice Period: Immediate – 30 Days


Job Summary:

We are looking for a highly skilled Senior .NET Developer with a minimum of 7 years of experience across the full software development lifecycle, including post-live support. The ideal candidate will have a strong background in .NET backend API development, Agile methodologies, and Cloud infrastructure (preferably Azure). You will play a key role in solution design, development, DevOps pipeline enhancement, and mentoring junior engineers.


Key Responsibilities:

  • Design, develop, and maintain scalable and secure .NET backend APIs.
  • Collaborate with product owners and stakeholders to understand requirements and translate them into technical solutions.
  • Lead and contribute to Agile software delivery processes (Scrum, Kanban).
  • Develop and improve CI/CD pipelines and support release cadence targets, using Infrastructure as Code tools (e.g., Terraform).
  • Provide post-live support, troubleshooting, and issue resolution as part of full lifecycle responsibilities.
  • Implement unit and integration testing to ensure code quality and system stability.
  • Work closely with DevOps and cloud engineering teams to manage deployments on Azure (Web Apps, Container Apps, Functions, SQL).
  • Contribute to front-end components when necessary, leveraging HTML, CSS, and JavaScript UI frameworks.
  • Mentor and coach engineers within a co-located or distributed team environment.
  • Maintain best practices in code versioning, testing, and documentation.


Mandatory Skills:

  • 7+ years of .NET development experience, including API design and development
  • Strong experience with Azure Cloud services, including:
  • Web/Container Apps
  • Azure Functions
  • Azure SQL Server
  • Solid understanding of Agile development methodologies (Scrum/Kanban)
  • Experience in CI/CD pipeline design and implementation
  • Proficient in Infrastructure as Code (IaC) – preferably Terraform
  • Strong knowledge of RESTful services and JSON-based APIs
  • Experience with unit and integration testing techniques
  • Source control using Git
  • Strong understanding of HTML, CSS, and cross-browser compatibility


Good-to-Have Skills:

  • Experience with Kubernetes and Docker
  • Knowledge of JavaScript UI frameworks, ideally Vue.js
  • Familiarity with JIRA and Agile project tracking tools
  • Exposure to Database as a Service (DBaaS) and Platform as a Service (PaaS) concepts
  • Experience mentoring or coaching junior developers
  • Strong problem-solving and communication skills
Read more
Webvio Technologies Private Limited
Kolkata
5 - 9 yrs
₹4L - ₹6.5L / yr
skill iconNodeJS (Node.js)
skill iconAngular (2+)
skill iconAngularJS (1.x)

📢 We’re Hiring: MEAN Stack Developer


Shift Timing: 10:00 AM – 7:00 PM

Location: Kolkata | Work Mode: Office | Immediate Joiner Preferred


We are looking for an experienced MEAN Stack Developer with strong knowledge of MongoDB, Express.js, Angular, and Node.js to join our dynamic development team.


Requirements:

  • Minimum 4 years of experience in MEAN Stack Development.
  • Strong proficiency in Node.js and Angular.
  • Hands-on experience with MongoDB, Express.js, and RESTful APIs.
  • Knowledge of Git or similar version control tools.
  • Strong problem-solving and teamwork skills.
  • Immediate joiner preferred.
Read more
Deqode

at Deqode

1 recruiter
Mokshada Solanki
Posted by Mokshada Solanki
Mumbai, Delhi, Gurugram, Noida, Ghaziabad, Faridabad, Pune, Kolkata, Ahmedabad, Chennai, Indore, Jaipur
4.5 - 6 yrs
₹6L - ₹18L / yr
skill iconJava
Microservices
06692

We are looking for a highly skilled Backend Developer with expertise in Core Java, Java 8, and Data Structures. The ideal candidate should have experience in Spring Boot, JPA/Hibernate, and Microservices architecture. If you are passionate about backend development and want to work in a dynamic environment, we’d love to hear from you!


Key Responsibilities:

  • Develop and maintain backend applications using Core Java and Java 8.
  • Design and implement RESTful and SOAP web services.
  • Work with Spring Framework, Spring Boot, and JPA/Hibernate for backend development.
  • Build and optimize microservices-based architectures.
  • Manage databases such as PostgreSQL, MySQL, or Oracle.
  • Collaborate with cross-functional teams to deliver high-quality software solutions.
  • Write clean, efficient, and scalable code while following best practices.

Requirements:

✅ Strong hands-on experience in Java (Core Java, Java 8) and Data Structures.

✅ Proficiency in Spring, Spring Boot, JPA/Hibernate.

✅ Experience in developing and consuming RESTful & SOAP APIs.

✅ Knowledge of Microservices architecture and best practices.

✅ Database expertise in PostgreSQL, MySQL, or Oracle.

✅ Excellent verbal and written communication skills.


Nice to Have:

  • Experience with Docker/Kubernetes.
  • Knowledge of CI/CD pipelines and DevOps practices.
  • Exposure to cloud platforms (AWS, GCP, or Azure).
Read more
Fintech leader on global transaction in banking

Fintech leader on global transaction in banking

Agency job
via The Hub by Sridevi Viswanathan
Kolkata, Mumbai, Hyderabad, Pune
2 - 8 yrs
₹9L - ₹15L / yr
skill iconJava
skill iconSpring Boot
RESTful APIs

Key Responsibilities:

  • Development of a Single Page Application (SPA) and it's components in Typescript: deployed and optimized for progressive mobile and browsers using Angular 2 and Ionic 2 frameworks.
  • Creating custom, general use modules and smart components which extend the elements and modules of core Angular framework.
  • Creating self-contained, reusable, and testable modules and components in Typescript and using responsive HTML and CSS.
  • Architecting and automating the build process for production, using task runners or scripts.
  • Writing non-blocking code, and resorting to advanced techniques such as multi-threading, when needed

Skills and Qualifications:

  • Should have experience with CSS 3, SCSS, Java script and HTML5.
  • Full-time knowledge of Angular practices and commonly used modules based on extensive work experience. Or 2 Year or more experience with other industry-leading frameworks like React.
  • Minimum 1-year experience in working and extending one of the CSS or UI frameworks like Ng-lightening, Angular-material

Education:

  • BE / BTech / MCA
Read more
magicmind technologies
Mousumi Dutta
Posted by Mousumi Dutta
Kolkata
7 - 12 yrs
₹10L - ₹18L / yr
skill iconJava
J2EE
skill iconSpring Boot
Hibernate (Java)
Microservices

We are looking for an experienced Lead Java Developer to join our team and take a leadership role in driving the design, development, and delivery of highquality software solutions. A Senior Java Lead Developer will be responsible for leading a team of developers, providing technical guidance, and ensuring the successful execution of projects. Should have a strong background in Java development, excellent leadership skills, and a track record of delivering complex software projects on time. System Architect: Should have Architect the system before for a large scale solution Understanding of various java design pattern and use the pattern which is more appropriate Understanding of various micro-service design pattern and use the pattern which is more appropriate Has worked on DDD with CQRS Has designed solution for multi tenant application. Technical skills: Used latest version of java and good understanding of it Skilled in spring boot, spring MVC Basic Skill: 10+ years of experience in development. Good communication skills in English. Testing: Skilled in using Junit Security: Good understanding of application security Understanding of DDOS and best practice for that Good understanding of rate limiting API Good understanding about spring security or any thing better Database: Great understanding of MySQL Experience in extensively using hibernate Debugging: Understanding about Logging Skilled in debugging production issue

Read more
maerke manpower

at maerke manpower

1 recruiter
Shekhar Chatterjee
Posted by Shekhar Chatterjee
Kolkata
2 - 3 yrs
₹4L - ₹5L / yr
skill icon.NET
ASP.NET
skill iconC#
Visual Basic (VB)
Relational Database (RDBMS)
+6 more
JOB RESPONSIBILITIES:

• Knowledge of .NET framework
• Experienced in at least one relational database e.g. MS SQL, Oracle
• Problem-solving and analytical capabilities
• Ability to complete tasks and maintain productivity with minimal supervision
• Used to work remotely and in an international work environment is a plus
• Producing detailed specifications and writing the program codes.
• Maintaining the systems once they are up and running.
• Recommend and execute modifications to the existing

DESIRED CANDIDATE PROFILE:

1. Education:- Any Graduate / BCA / PG Diploma / B.Tech / MCA / MBA (IT)

2. Technical Skill Sets:-

Languages: VB / http://vb.net/">VB.Net / http://asp.net/">Asp.Net / C#
RDBMS: Oracle / MS Sql Server / MySql
Web Technology: HTML / DHTML / http://asp.net/">ASP.Net / AJAX / HTML-5
Read more
leading TMT bar manufacturer and exporter in India

leading TMT bar manufacturer and exporter in India

Agency job
via Merito by Gaurav Bhosle
Kolkata
3 - 8 yrs
₹20L - ₹30L / yr
skill iconNodeJS (Node.js)
skill iconMongoDB
Mongoose
skill iconExpress
Hello

 

About the Company

 

Our client is one of the leading TMT bar manufacturer and exporter in India. It is a well known group that achieves a turn over of 3000 Cr per annum. The group is setting a construction & architecture oriented omni channel B2B & B2C platform.

 

 

Job Description

Experience : 3-5Years

 

Requirement

 

  • 3+ years of backend/full-stack development experience
  • Proficient knowledge of a back-end programming language i.e Node.Js
  • Experience with AWS services,Mongo DB
  • Experience with RabbitMQ or similar queuing system
  • Experience with Redis/ElasticSearch/PHP is a plus
  • Familiarity with CI/CD pipeline tools like Jenkins
  • Experience in handling a team
  • Good at Design patterns, Algorithms, and Data structures.
  • Have outstanding leadership skills, excellent people/communication, and negotiation skills
  • Good knowledge of working with Git 

 

  • User authentication and authorization between multiple systems, servers, and

           environments.

  • Integration of multiple data sources and databases into one system

           Management of the hosting environment, including database administration

           and scaling an application to support load changes

 

.

 

 

 

Regards
Team Merito




Read more
One of our esteemed client located at Kolkata

One of our esteemed client located at Kolkata

Agency job
via Cerebrino Solutions by Abhijit Vichare
Kolkata
3 - 7 yrs
₹4L - ₹7L / yr
Fullstack Developer
skill iconJavascript
skill iconPHP
skill iconPython
skill iconRuby on Rails (ROR)
+3 more
Position: Full Stack Developer Type Of Position: Contract To Hire (CTH) Number of positions: 7 Years of Experience: 3 to 5 years Location: Kolkata Skills: Core Java, Collection framework, Threading, Oops concepts J2ee, JSP, Servlet, JSTL, Spring Frameworks (Spring MVC must, Spring boot added advantage), Web services, REST and SOAP XML, XSLT, JSON, Java Script, JQuery Development of API’s Database - MySQL, NoSQL (MongoDB),complex query, triggers, stored procedure Application server - Web server (Tomcat, JBoss) Should be comfortable in Linux Design Pattern, SRS Design document Unit Testing The interested candidates should send their CVs to [email protected] with following details: Position Applied for: Current Location: Total Experience: Relevant Experience: Current CTC: Expected CTC: Notice Period: (preference will be given to the candidate who can join in 15-20 days) Ready to work on ‘Contract To Hire’ position?: Skype Id: Thank You Talent Acquisition Team Cerebrino Solutions
Read more
Adrobit Technologies

at Adrobit Technologies

1 recruiter
Rohit Gupta
Posted by Rohit Gupta
Kolkata
1 - 4 yrs
₹3L - ₹7L / yr
skill iconPHP
skill iconLaravel
MySQL
skill iconJavascript
skill iconVue.js
+5 more

We are looking for highly motivated engineers with the following skillset-

  • Engineering degree in Computer science or ECE or MCA is a must
  • In-depth knowledge of PHP, HTML5, CSS, jQuery, JavaScript, AJAX
  • Experience using PHP frameworks such as Laravel, Symfony, Zend, etc. - any 1 is required
  • VueJS, AngularJS, ReactJS - knowledge of any 1 is required
  • Between 1-5 years of work experience is required
  • Very strong data structure and algorithm knowledge
  • Ideal candidate would be a very strong developer with great coding skills
  • Good English communication skills
  • Willingness to work on multiple projects simultaneously
  • Ability to work through ambiguous requirements and come up with a clear scope and problem statement
  • If you have any live projects portfolio or GitHub handle please share them
  • Office is in Fairlie place (Dalhousie), Kolkata 700 001
Read more
Navigators Software

at Navigators Software

2 recruiters
Moushumi Mukherjee
Posted by Moushumi Mukherjee
Kolkata, Mumbai
3 - 7 yrs
₹3L - ₹6L / yr
skill icon.NET
skill iconJavascript
skill iconPHP
skill iconPython
skill iconNodeJS (Node.js)
+3 more
Asp.Net MVC, C# .Net, SQL Server, Jquery
Read more
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