11+ D3.js Jobs in Kolkata | D3.js Job openings in Kolkata
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JOB PURPOSE
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- Develop .NET Core applications using React JS reusable components as per need / client specifications
- This is a hands-on role which involves writing code, testing, and deploying finished web applications and libraries
MAJOR ACCOUNTABILITY
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- Design, rapid prototype, and implement a scalable, reliable and maintainable node based web application
- Enforce code quality through test driven development
- Enhance, refactor, and continuously improve the existing codebase
- Collaborate closely with team to define product requirements
- Aggressively collect, analyse, and act on data about product performance
- Communicate effectively with technical and non-technical people
- Proactive in keeping your skills updated
ESSENTIAL SKILLS & EXPERIENCE
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- Excellent working knowledge of .NET Core, React JS, JavaScript.
- 4-6 year's overall .NET development experience (At least 2 years of experience in React JS)
- Experience in working with databases - SQL and Non-SQL Databases
- Experience in any visualization JS libraries like D3 JS / Charts JS / Sync Fusion / Fusion Charts will be an added advantage.
- GraphQL
- Hooks
- Redux / Flux
- TypeScript
EDUCATION
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- Minimum education: Any Graduate BE / B.Tech would be desirable
- Languages: Excellent English written & spoken

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

- Front-End Development and JavaScript skills
- Back-End Web Development and Software Development skills
- Experience with Redux.js
- Strong problem-solving and analytical skills
- Ability to work in a collaborative team environment
- Bachelor's degree in Computer Science or related field
∙3-5 years of development experience
∙Working experience in Front end skill: ReactJS, HTML, CSS, JavaScript.
∙Working experience in Web Services (REST)
∙Database knowledge would be an added advantage.
∙Experience in Backend like Java Spring boot would be an added advantage.
Certifications Needed:
- ∙Bachelor's or master’s degree in computer science, Information Systems, Engineering or equivalent.


JioTesseract, a digital arm of Reliance Industries, is India's leading and largest AR/VR organization with the mission to democratize mixed reality for India and the world. We make products at the cross of hardware, software, content and services with focus on making India the leader in spatial computing. We specialize in creating solutions in AR, VR and AI, with some of our notable products such as JioGlass, JioDive, 360 Streaming, Metaverse, AR/VR headsets for consumers and enterprise space.
Mon-fri role, In office, with excellent perks and benefits!
Position Overview
We are seeking a Software Architect to lead the design and development of high-performance robotics and AI software stacks utilizing NVIDIA technologies. This role will focus on defining scalable, modular, and efficient architectures for robot perception, planning, simulation, and embedded AI applications. You will collaborate with cross-functional teams to build next-generation autonomous systems 9
Key Responsibilities:
1. System Architecture & Design
● Define scalable software architectures for robotics perception, navigation, and AI-driven decision-making.
● Design modular and reusable frameworks that leverage NVIDIA’s Jetson, Isaac ROS, Omniverse, and CUDA ecosystems.
● Establish best practices for real-time computing, GPU acceleration, and edge AI inference.
2. Perception & AI Integration
● Architect sensor fusion pipelines using LIDAR, cameras, IMUs, and radar with DeepStream, TensorRT, and ROS2.
● Optimize computer vision, SLAM, and deep learning models for edge deployment on Jetson Orin and Xavier.
● Ensure efficient GPU-accelerated AI inference for real-time robotics applications.
3. Embedded & Real-Time Systems
● Design high-performance embedded software stacks for real-time robotic control and autonomy.
● Utilize NVIDIA CUDA, cuDNN, and TensorRT to accelerate AI model execution on Jetson platforms.
● Develop robust middleware frameworks to support real-time robotics applications in ROS2 and Isaac SDK.
4. Robotics Simulation & Digital Twins
● Define architectures for robotic simulation environments using NVIDIA Isaac Sim & Omniverse.
● Leverage synthetic data generation (Omniverse Replicator) for training AI models.
● Optimize sim-to-real transfer learning for AI-driven robotic behaviors.
5. Navigation & Motion Planning
● Architect GPU-accelerated motion planning and SLAM pipelines for autonomous robots.
● Optimize path planning, localization, and multi-agent coordination using Isaac ROS Navigation.
● Implement reinforcement learning-based policies using Isaac Gym.
6. Performance Optimization & Scalability
● Ensure low-latency AI inference and real-time execution of robotics applications.
● Optimize CUDA kernels and parallel processing pipelines for NVIDIA hardware.
● Develop benchmarking and profiling tools to measure software performance on edge AI devices.
Required Qualifications:
● Master’s or Ph.D. in Computer Science, Robotics, AI, or Embedded Systems.
● Extensive experience (7+ years) in software development, with at least 3-5 years focused on architecture and system design, especially for robotics or embedded systems.
● Expertise in CUDA, TensorRT, DeepStream, PyTorch, TensorFlow, and ROS2.
● Experience in NVIDIA Jetson platforms, Isaac SDK, and GPU-accelerated AI.
● Proficiency in programming languages such as C++, Python, or similar, with deep understanding of low-level and high-level design principles.
● Strong background in robotic perception, planning, and real-time control.
● Experience with cloud-edge AI deployment and scalable architectures.
Preferred Qualifications
● Hands-on experience with NVIDIA DRIVE, NVIDIA Omniverse, and Isaac Gym
● Knowledge of robot kinematics, control systems, and reinforcement learning
● Expertise in distributed computing, containerization (Docker), and cloud robotics
● Familiarity with automotive, industrial automation, or warehouse robotics
● Experience designing architectures for autonomous systems or multi-robot systems.
● Familiarity with cloud-based solutions, edge computing, or distributed computing for robotics
● Experience with microservices or service-oriented architecture (SOA)
● Knowledge of machine learning and AI integration within robotic systems
● Knowledge of testing on edge devices with HIL and simulations (Isaac Sim, Gazebo, V-REP etc.)


Job Title: Senior .NET Developer
Location: Kolkata
Job Type: Full-time
Experience: 8-15 years
Job Description:
We are seeking a highly skilled Senior .NET Developer with 8 -15 years of experience to join our team. The ideal candidate will have a strong command of .NET development and excellent communication skills to effectively collaborate with cross-functional teams and stakeholders.
Responsibilities:
- Lead the design, development, testing, and deployment of high-quality .NET applications.
- Mentor junior developers and provide technical guidance and support.
- Collaborate with project managers, business analysts, and stakeholders to gather requirements, define project scope, and contribute to system architectural design and planning discussions.
- Communicate effectively with team members, stakeholders, and clients to understand project requirements, provide updates on project progress, and participate in Code Reviews with Peers/Technical Lead.
- Stay updated with the latest technologies, trends, and developments in .NET development and implement best practices, coding standards, and design patterns to ensure robust and scalable solutions.
- Troubleshoot and debug issues to maintain the stability and performance of existing applications, identify issues, conduct root cause analysis, and recommend/implement solutions.
- Document technical specifications, system architecture, and development processes, and develop relevant documentation around the solutions.
- Estimate and develop scalable solutions using .Net technologies in a highly collaborative agile environment with strong experience in C#, ASP.net Core, Web API, Develop SP, query, and table schema in SQL Server, and perform unit, integration and system testing to ensure quality release of the product.
- Contribute to system architectural design and planning discussions.
- Take initiative and ownership to drive development projects and invest in self-development.
- 4-6 years of experience designing and developing n-tier Web applications using .Net Framework, .Net Core, ASP.Net, WCF and C#, MVC 4/5 Web Development, RESTful API Services, Web API and JSON.
- Exposure to Agile Scrum and associated framework, User Stories/product backlog, and TFS/JIRA Usage.
- Knowledge of scripting frameworks like ReactJS, and experience with source control like Git or Bitbucket is preferred.
- Proven experience with AJAX, jQuery, JavaScript, and CSS, knowledge of SOLID principles, and working experience with design principles including design patterns.
- Good exposure to one or more implementations of CI & CD using Jenkins, and Docker containerization.
- Knowledge of API development with an understanding of HTTP and REST architecture.
Eligible Criteria:
- Excellent verbal and written communication and organizational skills, keen attention to detail, and multi-tasking abilities.
· Bachelor's degree in Computer Science, Engineering, or a related field.
· 5-10 years of professional experience in .NET development.
· Extensive knowledge and experience with C#, ASP.NET, MVC, Web API, and SQL Server.
· Proficiency in Azure cloud & related environments
· Experience working in Agile methodologies and collaborative team environments.
· Excellent problem-solving skills and attention to detail.
· Ability to work independently and as part of a team, with a proactive and positive attitude.
· Familiarity with front-end technologies such as HTML5, CSS3, JavaScript, and frameworks like ReactJS is a plus.
· Certifications in .NET development or related technologies are desirable but not required.
Benefits: Salary as per Market standard, PF, Medical insurance for permanent employees.
Employment Type
Full-time

Purpose of the position:
This position is responsible for analyses, design, development, co-ordination, implementation, and maintenance of web & mobile application.
As the Senior .NET Developer you will work on a team of Software Engineers developing web/mobile-based applications from end-to-end in a fast-paced Agile environment.
You will develop full-stack web/mobile applications in a technical environment with Microsoft .Net, RESTful web services, HTML5, CSS3, JavaScript frameworks, SQL Server and other technologies such as Azure. This resource will be actively designing, coding, and testing new solutions.
This role requires significant leadership, collaboration, mature interpersonal and professional skills, flexibility, appreciation for craftsmanship, ability to meet project timelines and pays attention to details
Required key skills (functional/technical):
Skills (Technical / Specialist Skills)
ASP.NET, ASP.NET MVC, .NET CORE, .NET Framework 4.5 and later using Visual Studio 2015 (or later);
SQL Server 2016 or other comparable databases
React Native, AngularJS
Exposure to NodeJS
AJAX, HTML5, CSS3, LESS, XML, JSON, JQuery and JavaScript
Cloud-based application development (MS Azure)
PowerShell
Building Application Integrations using REST and SOAP
NoSQL Databases including Hadoop, MongoDB, Casandra, DocumentDB and related databases.
Containers including Docker, Kubernetes
Exposure to Xamarin
Exposure to ETL tools (e.g SSIS or Informatica);
Implement serverless solutions using Azure functions, ADF, Service Bus, Azure SQL etc
Required qualifications/experience:
Bachelor’s in computer science/ Technology or MCA.
More than 8 years of work experience on the above-mentioned technology.
3+ years’ experience working with Azure
Work experience in MNC in delivering software


Manage all aspects of the project lifecycle, including problem definition, project strategy/roadmap, customer & driver needs, requirement, use cases definition and timely completion.
Oversee all technical aspects and technological resources of the organization for the Project Delivery. Establish a technological vision and lead the company’s technological development.
Can work effortlessly on the critical details needed to bring a product to market.
Shall act as a liaison between leadership and development team. Interface with leadership to establish priorities.
Can work on multiple products/projects simultaneously.
Expertise in Process Management using operational excellence to document test cases and conduct meetings to resolve issues Extensive experience in Project Delivery with expertise in Agile, (Scrum) paradigm & Waterfall development & Kanban method for solutions/products based on diverse technologies Shall Design and implement a software architecture Shall Design and implement a database design.
Excellent Team Leadership qualities involving tasking, monitoring, taking performance feedback, skill upgrade, resolving conflicts, mentoring and motivating the team for performance excellence.
Ability to estimate the resources and participants needed to achieve goals.
Develop best practices and tools for project execution and management.
Shall make executive decisions on behalf of the company’s technological requirements.
Shall act as a mentor to team members and ensure their continued growth.
Skills Required:
• NodeJs , Sequelize ORM, NPM / YARN
• React JS , Javascript
• Database Management System like MySQL, MongoDB
• AWS Services/Tools like EC2, S3, RDS, Lambda, DynamoDB, Cloudformation
• Best practices of CI/CD, Docker Hub, GITHub


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


Desirable: Capable of designing any responsive UI; Rational problem-solving approach
Skills Required
- MERN Stack
- Laravel + Vue.js
Requirements
- Realtime application using Pusher/similar services
- Must be familiar with using mostly used design patterns
- Good knowledge of inheritance, use of a single source of truth
- Familiarity with databases MySQL, Redis, MongoDB web servers like Apache and Nginx
- Must have experience of GitHub or GitLab
- Ability to write testable codes and knowledge of CI/CD is a plus
- Excellent problem solving and debugging Skills
- Excellent communication and teamwork skills
- Working Knowledge with Cloud will be an added advantage
- Quick learner
- Great attention to detail
- Organizational skills
- Should be cooperative with colleagues as well as keen to learn new things.
Responsibilities:
- Work with development teams and product managers to implement software solutions
- Design client-server 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
- Must have efficient troubleshooting, debug skills
- Create security and data protection settings
- Build features and applications with a mobile responsive design
- Should have the ability to train and mentor fellow associates and trainees

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