Sr.Software Engineer (Web API)

Job Title : API Lead

Experience : 8+ Years

Location : Remote (Laptop pickup required for 2 days from Noida, Hyderabad, Chennai, Pune, or Bengaluru)

Shift : IST (Regular Day Shift)

Role Overview :

We are looking for an experienced API Lead with strong expertise in C#.NET, Azure Cloud, Azure Functions, and Azure Kubernetes Service (AKS) to design, develop, and lead scalable, secure, and high-performance APIs and microservices for cloud-native applications.

Mandatory Skills :

C#, .NET, .NET Core/.NET 6+, Azure Cloud Services, Azure Functions, Azure Kubernetes Service (AKS), REST API Development, Docker, Kubernetes, Azure SQL/Cosmos DB, and CI/CD using Azure DevOps or GitHub Actions.

Mandatory Skills :

• C#.NET (.NET Core/.NET 6+)
• Azure Cloud Services
• Azure Functions
• Azure Kubernetes Service (AKS)
• REST API Development
• Docker and Kubernetes
• Azure SQL and/or Cosmos DB
• CI/CD (Azure DevOps or GitHub Actions)

Key Responsibilities :

• Design and develop RESTful APIs and microservices using C# and .NET Core/.NET 6+.
• Build and integrate solutions using Azure services such as Azure Functions, APIM, App Services, and Storage.
• Deploy and manage containerized applications using Docker and AKS.
• Implement API security using OAuth2, JWT, and Managed Identities.
• Optimize API performance and collaborate with Architecture, DevOps, and QA teams.

Required Technical Skills :

Must-Have Skills :

• Strong expertise in C#, .NET Core, and .NET 6+.
• Hands-on experience with Azure Functions and Azure Kubernetes Service (AKS).
• Strong understanding of REST API architecture and best practices.
• Experience with Docker and Kubernetes concepts.
• Knowledge of Azure API Management (APIM) and Azure PaaS services.
• Experience with Azure SQL Database and Cosmos DB.
• Familiarity with CI/CD pipelines using Azure DevOps and/or GitHub Actions.
• Strong understanding of API authentication and security mechanisms (OAuth2, JWT, Managed Identities).
• Experience with monitoring, troubleshooting, and performance tuning of APIs.

Good to Have :

• Experience with microservices architecture and distributed systems.
• Exposure to Infrastructure as Code (Terraform/Bicep).
• Experience with Application Insights and Azure Monitor.
• Knowledge of Agile/Scrum methodologies.

Experice:5-6 Years
Notice: Immediate-20 Days(Max)

MUST HAVE SKILLS

1. Minimum 5+ years of experience in C#, .Net Core, Web API, MVC, and Entity Framework.

2. Strong object-oriented programming skills.

3. Very good communication skills.

4. Experience with RESTful APIs to connect other backend services.

5. Should have developed more than 2 applications.

6. CI/CD, GIT

7. Experience with performance improvement of applications.

8. Must have experience in Azure cloud (DevOps, AppService, and Azure functions)

We are looking to hire excellent .NET developers. You will be a part of a talented distributed team responsible for designing and developing critical systems, delivering high-performance software for leading European clients. The primary focus will be to implement an end-to-end solution focusing on performance using .NET and Angular (nice to have).

You will be contributing in all phases of the development lifecycle, writing well-designed, testable, efficient code. The code will have to meet the quality checks using SonarQube and AI-based code analysis tools. You will be a part of a team of back-end developers, DevOps engineers. The projects are managed in an Agile way, using the SCRUM process.

Candidate Experience

The candidate should have 8+ years of working experience in the .NET and .NET Core technology stack. The candidate will be evaluated accordingly to their total work experience. Expectation from the Candidate Deep understanding of .NET Framework/.NET Core and Angular (desirable)

Skills and Qualifications

• Strong object-oriented development experience in C#; strong understanding of .NET Framework and .NET Core.
• Well-versed in C#, MVC, ASP.NET Core, LINQ, Middleware, DI containers, Services, FluentAPI, Swagger Specs, etc.
• Strong ability to build RESTful services using ASP.NET Core WebApi.
• Solid hands-on experience using ORMs like Entity Framework Core.
• Team management aspects for 20-30 people
• Experience using Moq and Microsoft Unit Test Framework.
• Solid experience in any RDBMS – preferably SQL Server but Oracle, MySql would also be okay.
• Experience building responsive web UIs in React.
• Knowledge on ExtJS (Sencha) would be a huge plus.
• Knowledge of Containerization using Docker.
• Basic understanding of widely used design patterns like CQRS, DDD (Domain-Driven Design),  Repository, etc.
• Experience working in Git with modern CI/CD/DevOps processes.

Other Skills

• Ability to work in a diverse team/multiple stakeholder environment.
• Should have worked in an Agile environment following methodologies such as Scrum.
• Preferred knowledge of software requirements assessment and implementation, automated testing, continuous integration, automated deployments, source code repositories, and code check-in processes (e.g., GitHub, TFS, AWS CodeCommit, etc.).
• Work with stakeholders and find prototypes for their needs and drive the solutions.
• Lead a team of developers, provide guidance and mentorship.
• Have a strong sense of ownership

Behavioral Skill

• Should be self-motivated and a quick learner with a problem-solving mind-set
• Attention to detail and follow-through to achieve good quality and meet deadlines.
• Ability to work effectively in a team as well as in an individual environment
• Should have excellent written and verbal communication skills.

Role: Dot net +React Developer

Experience- 6+Years

Location- Andheri (Navi Mumbai)

Budget- 18 LPA

Opportunity - Contract 

Technical Expertise:

* Proficiency in OOP concepts, C#, .NET Core, Entity Framework, React, SQL Server, PostgreSQL, Dapper, ADO.NET, LINQ, and Web API Development.

* Experience with Kafka or Rabbit MQ for event-driven architecture and messaging systems.

* Debugging and troubleshooting skills with an understanding of performance optimization.

* Strong knowledge of database development, including tables, views, stored procedures, triggers, and functions.

* Familiarity with unit testing frameworks such as XUnit.

* Experience with JWT services, Git, and third-party API integration.

* Experience in code review of Jr. developer.

.Net Lead(2+ lead exp must) - Exp : 8+

.Net Developer - Exp : 6+

Skills : .Net Core, C#, SQL and Angular.

Np : Immediate Joiners

Location – Bangalore.

We are looking for a .Net developer to build software using languages and technologies of the .NET framework. You will create applications from scratch, configure existing systems and provide user support.

In this role, you should be able to write functional code with a sharp eye for spotting defects. You should be a team player and an excellent communicator. If you are also passionate about the .NET framework and software design/architecture, we'd like to meet you.

Your goal will be to work with internal teams to design, develop and maintain software.

Responsibilities

• Participate in requirements analysis
• Collaborate with internal teams to produce software design and architecture
• Write clean, scalable code using .NET programming languages
• Test and deploy applications and systems
• Revise, update, refactor and debug code
• Improve existing software
• Develop documentation throughout the software development life cycle (SDLC)
• Serve as an expert on applications and provide technical support
• Producing code using .NET languages (C#, VB . NET)
• Upgrading, configuring and debugging existing systems
• Providing technical support for web, desktop or mobile applications

Requirements and skills

• Proven experience as a .NET Developer or Application Developer
• Familiarity with the ASP.NET framework, SQL Server and design/architectural patterns (e.g. Model-View-Controller (MVC))
• Knowledge of at least one of the .NET languages (e.g. C#, Visual Basic . NET) and HTML5/CSS3
• Familiarity with architecture styles/APIs (REST, RPC)
• Understanding of Agile methodologies
• Excellent troubleshooting and communication skills
• Attention to detail
• BSc/BA in Computer Science, Engineering or a related field.

Job Responsibilities: -

• Work on building enterprise grade applications with a strong knowledge of the .net core framework. Experience with Node JS.
• Create Libraries that would be shared across the different modules in the system that can be leveraged by multiple teams within the organization.
• Good understanding of data structures to identify the correct data structure for a specific use case.
• Build RESTful API for customer consumption. Prior knowledge building APIs is a requirement. Understanding of HTTP error codes is a must.
• Work on code in a distributed code development environment. Prior use of Git/Github is desirable.
• Work with a Unit Test platform.
• Strong knowledge on Encryption standards – Asymmetric and Symmetric.
• Create and Manage System Documentations.

Job Qualifications

• At least 4+ years of experience using C# programming language in the build of enterprise software (.net core, asp.net core, web api) – For .Net Developer
• At least 7+ years of experience using C# programming language in the build of enterprise software (.net core, asp.net core, web api). – For Lead.
• Experience handling ISO8583 message standard; Payments Industry knowledge.
• Good understanding of version control (using Git/Github).
• Experience with Unit Test framework; TDD Approach.
• Knowledge and understanding of PCI Requirements for Card processing software .
• Understanding of SQL Database and Database Design.
• Strong understating of hybrid cloud application basics based on Docker, Kubernetes, Microservices and Postgres.
• Minimal 2+ years of experience in building enterprise scale applications: coding, designing, developing, and analyzing data. 
• Agile environment. AWS, Docker, Kubernetes, DevOps environment Lead levels only.
• Manage CI/CD Pipeline.
• E/B.Tech/B.Sc/MCA/Msc in Computer Science.

Company Overview

http://www.corecard.com">www.corecard.com & http://www.corecardindia.com">www.corecardindia.com

Core Card Software is a product company, to provide financial service organizations with the best card management applications to help them compete both locally and globally. Core Card Software, a leading provider of card management systems. The Core Card software solution provides the market's most feature-rich platform for processing and managing accounts receivables and a full range of card products including prepaid/stored-value, fleet, credit, debit, commercial, government, healthcare and private-label cards. Core Card have offices based in Atlanta, Bhopal & Navi Mumbai.