Dot Net Developer , Chandigarh

BlackBox GPS Technology Pvt. Ltd.; Chandigarh; On-site; INR 900,000 - 1,300,000; Full time

Job summary

BlackBox GPS Technology Pvt. Ltd. is seeking a passionate .NET Developer (3–4 years) to design, develop and maintain enterprise web applications. You will work on .NET Core backend and React JS frontend, with SQL Server and REST APIs, MQTT integration, and Agile processes.

You will implement scalable services, optimize databases, and collaborate with QA, Product Owners, and DevOps. Strong C#, OOP, and modern web tech are essential for success in this role.

Qualifications

• 3–4 years of hands‑on software development using Microsoft technologies.
• Strong knowledge of Object‑Oriented Programming (OOP) and Design Patterns.
• Experience developing REST APIs using ASP.NET Core.
• Solid understanding of SQL Server database design and optimization.
• Experience with React JS for frontend development.
• Experience integrating MQTT‑based communication.
• Familiarity with JWT and OAuth authentication/authorization.
• Git‑based source control and Agile/Scrum practices.

Responsibilities

• Design, develop, and maintain scalable web applications using .NET Core and React JS.
• Develop secure and high‑performance RESTful APIs.
• Integrate MQTT for IoT and real‑time communication.
• Optimize SQL Server databases, stored procedures, functions, and queries.
• Write clean, reusable C# code following best practices.
• Build responsive UI with React JS, JavaScript, jQuery, HTML5, CSS3, and Bootstrap.
• Integrate third‑party APIs and external systems.
• Participate in design, development, testing, deployment, and production support.

Skills

C#

.NET Core

React JS

RESTful APIs

MQTT

SQL Server

JavaScript ES6+

jQuery

OOP

ASP.NET Core

Education

B.E./B.Tech./MCA/BCA or equivalent

Tools

Git/GitHub/Azure DevOps

Visual Studio 2022

Postman

Swagger

Docker

Redis

IIS Deployment

Entity Framework Core

ASP.NET MVC

Job description

Job Summary

We are looking for a passionate and skilled .NET Developer with 3–4 years of hands‑on experience in designing, developing, and maintaining enterprise web applications. The ideal candidate must possess strong backend development skills using .NET Core, along with frontend development using React JS. The candidate should have solid experience in SQL Server, REST APIs, MQTT, C#, and jQuery. The candidate should be capable of developing scalable applications, integrating third‑party services, optimizing database performance, and working in an Agile environment.

Mandatory Technical Skills

• ASP.NET Core / .NET Core, C#, React JS, SQL Server, RESTful Web APIs, MQTT Protocol
• Git (GitHub/GitLab/Azure DevOps Repositories), jQuery, JavaScript (ES6+), HTML5 & CSS3
• Entity Framework Core, LINQ, ADO.NET, JSON Processing
• Object-Oriented Programming (OOP)
• SQL Query Optimization, Stored Procedures, Functions & Triggers
• Visual Studio 2022, Postman / Swagg

Additional Preferred Skills

• ASP.NET MVC
• Entity Framework Core
• LINQ
• ADO.Net
• SignalR
• JSON/XML Processing
• Swagger / Postman
• IIS Deployment
• Git/GitHub
• Visual Studio 2022
• SQL Server Management Studio (SSMS)
• Bootstrap
• TypeScript
• Azure DevOps
• Redis (Preferred)
• Docker (Preferred)
• Microservices Architecture (Preferred)
• OAuth / JWT Authentication
• Windows Services / Background Services
• Logging using Serilog or NLog
• Performance Tuning and Code Optimization

Roles & Responsibilities

• Design, develop, and maintain scalable web applications using .NET Core and React JS.
• Develop secure and high-performance RESTful APIs.
• Integrate MQTT-based communication for IoT and real-time applications.
• Design, develop, and optimize SQL Server databases, stored procedures, functions, triggers, and queries.
• Write clean, reusable, and maintainable C# code following coding standards.
• Develop responsive user interfaces using React JS, JavaScript, jQuery, HTML5, CSS3, and Bootstrap.
• Integrate third‑party APIs and external systems.
• Debug and resolve application issues while improving overall performance.
• Optimize database queries and application response times.
• Participate in requirement analysis, technical design, development, testing, deployment, and production support.
• Collaborate with cross‑functional teams including QA, Product Owners, and DevOps.
• Perform code reviews and ensure adherence to best development practices.
• Maintain project documentation and technical specifications.

Required Experience

• 3–4 years of hands‑on experience in software development using Microsoft technologies.
• Strong knowledge of Object-Oriented Programming (OOP) and Design Patterns.
• Experience developing REST APIs using ASP.NET Core.
• Strong understanding of SQL Server database design and optimization.
• Experience working with React JS for frontend development.
• Experience integrating MQTT-based communication.
• Knowledge of authentication and authorization mechanisms such as JWT and OAuth.
• Familiarity with Git-based source control.
• Experience working in Agile/Scrum development methodology.

Good to Have

• Experience with GPS Tracking, Fleet Management, or IoT solutions.
• Experience with SignalR for real‑time communication.
• Azure or AWS Cloud exposure.

Educational Qualification

• B.E./B.Tech/MCA/BCA or equivalent in Computer Science, Information Technology, or related discipline.

Desired Candidate Profile

• Strong analytical and problem‑solving skills.
• Excellent communication and interpersonal skills.
• Ability to work independently and within a collaborative team.
• Passion for learning new technologies.
• Ability to manage multiple tasks in a fast‑paced environment.
• Strong debugging and troubleshooting abilities.

Contact number- 7888827528 (MInakshi Birla)