Full stack Developer

Job Title : Senior Full Stack Developer (React.js, Node.js, C#, .NET)

Experience : 8+ Years

Location : Gurgaon, Haryana

Work Mode : Hybrid (As per Samsung Policy)

Shift : 07:00 PM – 04:00 AM (IST)

Job Summary :

We are looking for a Senior Full Stack Developer with strong expertise in C#, .NET Core, React.js, NestJS, Node.js, SQL Server, and SSO integrations to build and maintain enterprise-grade applications in a Windows Server environment.

Mandatory Tech Stack :

Frontend : React.js, Redux Toolkit (RTK)

Backend : C#, .NET Core, Node.js, NestJS

Database : SQL Server, TypeORM

Authentication : Active Directory, OIDC, SAML

Environment : Windows Server

Key Responsibilities :

• Develop scalable web applications using React.js, C#, .NET Core, Node.js, and NestJS.
• Build and maintain REST/GraphQL APIs and backend services.
• Design and optimize SQL Server databases, T-SQL queries, and TypeORM mappings.
• Implement and manage SSO solutions (Active Directory, OIDC, SAML).
• Deploy and support applications on Windows Server environments.
• Conduct code reviews and follow best development practices.

Required Skills :

• 8+ years of software development experience.
• Strong hands-on experience in C#, .NET Core/ASP.NET Core, React.js, NestJS, and Node.js.
• Expertise in Redux Toolkit (RTK), RTK Query, TypeORM, and SQL Server.
• Experience with GraphQL, REST APIs, Windows Server, and SSO integrations.
• Good understanding of application architecture, performance optimization, and security.

Role : .NET Developer Location – Gurgaon Key Responsibilities What role will you play? In this role, you will collaborate with stakeholders and analysts to define requirements, while working closely with the team on development, testing, and deployment activities. You will support production operations, engage directly with users, and help maintain system stability, using this experience as a key learning opportunity. You will also deliver high-quality platform enhancements, build strong relationships with technical and non-technical stakeholders, and act as a subject matter expert to ensure best practices and professional standards are consistently upheld. • 9–14 years of hands-on experience in C# and .NET full-stack development • Strong extensive experience in financial markets and low-latency, multithreaded systems • Solid expertise in SQL and database design and optimization • Proven experience leading small development teams • Familiarity with message-based integration, including protocols such as FIX • Actively learn and apply financial domain knowledge • for this role we are specifically looking for candidates with strong domain expertise as well. • This is a Front Office Trading Engineering role, so it’s important that the candidate understands key business concepts and nuances, such as sell-side vs buy-side, equities vs derivatives, and instruments like futures, options, and swaps. • Ability to work in an agile environment and handle end-to-end development responsibilities Required Skills & Experience • 3–10 years of professional experience in .NET development • Strong hands-on experience with C#, ASP.NET, and .NET Core • Excellent understanding of data structures, algorithms, and problem-solving techniques • Experience and strong interest in algorithm-driven or computation-intensive applications • Excellent communication skills, with the ability to bridge business language and technical implementation • Proven ability to learn quickly and work effectively in a highly collaborative environment • Strong inclination to work within the financial services domain; experience with repo products, secured funding, or lending is highly regarded

Role Proficiency:

Act creatively to develop applications and select appropriate technical options optimizing application development maintenance and performance by employing design patterns and reusing proven solutions account for others' developmental activities

Outcomes:

Interpret the application/feature/component design to develop the same in accordance with specifications.

Code debug test document and communicate product/component/feature development stages.

Validate results with user representatives; integrates and commissions the overall solution

Select appropriate technical options for development such as reusing improving or reconfiguration of existing components or creating own solutions

Optimises efficiency cost and quality.

Influence and improve customer satisfaction

Set FAST goals for self/team; provide feedback to FAST goals of team members

Measures of Outcomes:

Adherence to engineering process and standards (coding standards)

Adherence to project schedule / timelines

Number of technical issues uncovered during the execution of the project

Number of defects in the code

Number of defects post-delivery

Number of non compliance issues

On time completion of mandatory compliance trainings

Outputs Expected:

Code:

Code as per design

Follow coding standards

templates and checklists

Review code – for team and peers

Documentation:

Create/review templates

checklists

guidelines

standards for design/process/development

Create/review deliverable documents. Design documentation

r and requirements

test cases/results

Configure:

Define and govern configuration management plan

Ensure compliance from the team

Test:

Review and create unit test cases

scenarios and execution

Review test plan created by testing team

Provide clarifications to the testing team

Domain relevance:

Advise Software Developers on design and development of features and components with a deep understanding of the business problem being addressed for the client.

Learn more about the customer domain identifying opportunities to provide valuable addition to customers

Complete relevant domain certifications

Manage Project:

Manage delivery of modules and/or manage user stories

Manage Defects:

Perform defect RCA and mitigation

Identify defect trends and take proactive measures to improve quality

Estimate:

Create and provide input for effort estimation for projects

Manage knowledge:

Consume and contribute to project related documents

share point

libraries and client universities

Review the reusable documents created by the team

Release:

Execute and monitor release process

Design:

Contribute to creation of design (HLD

LLD

SAD)/architecture for Applications/Features/Business Components/Data Models

Interface with Customer:

Clarify requirements and provide guidance to development team

Present design options to customers

Conduct product demos

Manage Team:

Set FAST goals and provide feedback

Understand aspirations of team members and provide guidance opportunities etc

Ensure team is engaged in project

Certifications:

Take relevant domain/technology certification

Skill Examples:

Explain and communicate the design / development to the customer

Perform and evaluate test results against product specifications

Break down complex problems into logical components

Develop user interfaces business software components

Use data models

Estimate time and effort required for developing / debugging features / components

Perform and evaluate test in the customer or target environment

Make quick decisions on technical/project related challenges

Manage a Team mentor and handle people related issues in team

Maintain high motivation levels and positive dynamics in the team.

Interface with other teams designers and other parallel practices

Set goals for self and team. Provide feedback to team members

Create and articulate impactful technical presentations

Follow high level of business etiquette in emails and other business communication

Drive conference calls with customers addressing customer questions

Proactively ask for and offer help

Ability to work under pressure determine dependencies risks facilitate planning; handling multiple tasks.

Build confidence with customers by meeting the deliverables on time with quality.

Estimate time and effort resources required for developing / debugging features / components

Make on appropriate utilization of Software / Hardware’s.

Strong analytical and problem-solving abilities

Knowledge Examples:

Appropriate software programs / modules

Functional and technical designing

Programming languages – proficient in multiple skill clusters

DBMS

Operating Systems and software platforms

Software Development Life Cycle

Agile – Scrum or Kanban Methods

Integrated development environment (IDE)

Rapid application development (RAD)

Modelling technology and languages

Interface definition languages (IDL)

Knowledge of customer domain and deep understanding of sub domain where problem is solved

Additional Comments:

About the Role: We are looking for a Senior Software Developer with strong experience in .NET development and Microsoft Azure to help build and scale our next-generation FinTech platforms. You will work on secure, high-availability systems that power core financial services, collaborating with cross-functional teams to deliver features that directly impact our customers. You’ll play a key role in developing backend services, cloud integrations, and microservices that are performant, secure, and compliant with financial regulations. Key Responsibilities: Design, develop, and maintain backend services and APIs using C# and .NET Core. Build and deploy cloud-native applications on Microsoft Azure, leveraging services such as App Services, Azure Functions, Key Vault, Service Bus, and Azure SQL. Contribute to architecture decisions and write clean, maintainable, well-tested code. Participate in code reviews, technical planning, and sprint ceremonies in an Agile environment. Collaborate with QA, DevOps, Product, and Security teams to deliver robust, secure solutions. Ensure applications meet high standards of security, reliability, and scalability, especially in a regulated FinTech environment. Support and troubleshoot production issues and contribute to continuous improvement. Required Skills & Qualifications: 5–8 years of experience in software development, primarily with C# / .NET Core. Strong hands-on experience with Microsoft Azure, including Azure App Services, Azure Functions, Azure SQL, Key Vault, and Service Bus. Experience building RESTful APIs, microservices, and integrating with third-party services. Proficiency with Azure DevOps, Git, and CI/CD pipelines. Solid understanding of software design principles, object-oriented programming, and secure coding practices. Familiarity with Agile/Scrum development methodologies. Bachelor’s degree in Computer Science, Engineering, or a related field.

Skills: Dot Net, C#, Azure

Must-Haves

Net with Azure Developer -Required: Function app, Logic Apps, Event Grid, Service Bus, Durable Functions

Full stack software developer who enjoys solving complex problems

• Solid experience in.NET Core, SQL Server, and REACT (including REST)

• Experience in building cloud-native applications (Azure)

• Must be skilled at writing scalable, maintainable code

• Must have the ability to independently envision solutions and write clean code

• 5+ years of defining and implementing Application Architecture.

• Demonstrated experience with the .NET ecosystem (.NET Framework, ASP.NET, .NET Core)

• Demonstrated experience with front-end React, HTML and CSS Frameworks

• Experience building modern, scalable, reliable applications on the MS Azure cloud including services such as:

▪ App Services

▪ Azure Service Bus/ Event Hubs

▪ Azure API Management Service

▪ Azure Bot Service

▪ Azure Cognitive Services

▪ Function/Logic Apps

▪ Azure key vault & Azure Configuration Service

▪ CosmosDB

▪ Azure Search

▪ Azure Bot Framework

▪ Azure Cognitive Services

• Experience with highly available and large-scale cloud deployments.

• Extensive knowledge and experience with Enterprise Level architectural concepts and frameworks.

• Broad knowledge of Agile methodologies and best practices such as SCRUM, Kanban and Continuous Integration.

Job Title: Senior Full Stack Developer 

Location: Chennai / Coimbatore 

Position Type: Full-Time 

About Us: 

At Justo Global, we are dedicated to empowering Small and Medium Enterprises (SMEs) around the world through our primary driver’s technology, data, and media. Our primary objective is to establish a global platform that effectively connects SMEs from India, developing countries, and beyond to the international market. Our mission revolves around creating an inclusive environment where SMEs can leverage the power of technology, data, and media to drive their success. 

What We’re Looking For: 

Minimum 5 - 8 years of work experience in Software application development. 

• 3+ Years of experience as a full stack developer with experience in the design and implementation of UI using React.js. 
• 5+ Years of experience in developing APIs using Node.js, and having experience with Golang will be an added advantage. 
• Proven experience in React design guidelines, SDK, and excellent JavaScript skills. 
• Experience working with SQL and NoSQL-based databases such as Oracle, MySQL, PostgreSQL, MongoDB. 
• Familiarity with API security models including but not limited to OAuth, JSON Web Token, Digital Certificates, Basic Authentication, and OpenID. 
• Exposure to DevOps culture with hands-on experience in Jenkins for CI/CD would be an added advantage. 
• Knowledge of containerization utilizing Docker and Kubernetes will be an added advantage. 

Responsibilities: 

• Demonstrate a strong sense of ownership and responsibility with release goals. This includes understanding requirements, technical specifications, design, architecture, implementation, unit testing, builds/deployments, and code management. 
• Ensure compliance through the adoption of enterprise standards and promotion of best practice / guiding principles aligned with organization standards. 
• Build and maintain the environment for speed, accuracy, consistency, and ‘up’ time. 
• Hands-on position requiring strong analytical, architectural, development, and debugging skills that includes both development and operations. 
• Developing front-end website architecture and designing user interactions on web pages, ensuring the responsiveness of applications. 
• Developing back-end APIs and creating servers and databases for functionality. 
• Working alongside graphic designers for web design features. 
• Designing and developing APIs meeting both technical and consumer needs. 

The Team: 

You will be part of an exciting talent group, where we have a dynamic team of engineers to solve the many challenges and puzzles of our rapidly evolving technical stack. We’re seeking a Senior full stack developer who is ready to work with new technologies and architectures in a forward-thinking organization that’s always pushing boundaries. This person will have complete, end-to-end ownership of projects. The ideal candidate has experience building products across the stack and a firm understanding of web frameworks, APIs, databases, and multiple back-end languages. The full stack developer will join a small team that uses new technology to solve challenges for both the front-end and back-end architecture, ultimately delivering amazing experiences for global users. 

Job Responsibilities

• .Net framework
• C#
• SQL Server
• HTML
• CSS
• jQuery
• Javascript
• API web integration
• Mobile Application experience will be an added advantage

Required Candidate Profile

• Candidate needs to have good communication skills
• Ready to learn new technologies
• Candidates need to have good analytics skills
• Problem-solving skills
• Effectively communicate with team members

Perks and Benefits

• Day Shift
• Saturdays WFH
• Provident Fund
• Health Insurance
• Employee engagement activities

• You will be part of a collaborative project team
• Will leverage several proprietary and standard tools to implement technical solutions.
• Responsible for understanding business requirements, providing estimation, developing solution, writing unit test scenarios and fixing defects for assigned applications.

• Extensive experience in building REST APIs
• Experience in building, managing, and enhancing backend / server-side development using java / java scripts. Expertise in NodeJS is preferred
• The person must have built systems that consume and process volumes of data from various sources. Experience in handling and managing data in NoSQL databases such as Mongodb.
• Extensive experience of building custom UI for web using the popular frameworks like angular and react. Experience in developing mobile UI is nice to have
• Experience of working with code repositories such as Github and GitLab.
• Fluent written and spoken English.
• Experience of working on Cloud environments and experience in AWS is preferred.
• Experience in Dockers and Kubernetes for deployments

Job Description :

- Should have handson experience of more than 1+ years

- Good knowledge of NodeJS, ExpressJS or Restify

- Should have good knowledge of JavaScript.

- Experience implementing frontend using Angular 2+.

- Any database knowledge (SQL.Mongo or NoSQL)

- Basic understanding of version control using GIT

- TypeScript knowledge would be a plus

- Should have good logical skills.