.NET Developer

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.

As a Senior Software Developer at Quantiphi, you will be responsible for designing, developing, and modernizing enterprise-grade applications using the Microsoft .NET ecosystem. You will work closely with stakeholders to gather requirements, build scalable and secure solutions, lead cloud migration initiatives, and mentor engineering teams while ensuring high standards of software quality and performance.

Key Responsibilities

Application Development & Architecture

• Design, develop, and maintain enterprise applications using C#, .NET Core, and ASP.NET Core.
• Build and maintain RESTful APIs using ASP.NET Core.
• Implement scalable, maintainable, and testable solutions following:
• Clean Architecture
• Hexagonal Architecture
• Domain-Driven Design (DDD)
• Apply design patterns including:
• Repository Pattern
• Factory Pattern
• Strategy Pattern
• CQRS
• Dependency Injection

Modernization & Cloud Migration

• Lead application modernization initiatives from on-premises environments to cloud platforms.
• Assess legacy .NET Framework applications and define migration strategies to .NET 6 / .NET 8.
• Transform monolithic applications into modular or microservices-based architectures.
• Conduct application discovery, dependency analysis, and proof-of-concept (POC) activities.
• Create migration roadmaps, rollback plans, and risk mitigation strategies.

Cloud & Containerization

• Design, deploy, and manage applications on AWS Cloud.
• Develop containerized solutions using Docker and Kubernetes.
• Build and maintain automated CI/CD pipelines.
• Implement cloud-native deployment and infrastructure automation practices.

Performance & Scalability

• Design highly scalable systems capable of handling millions of requests and high transaction volumes.
• Optimize application performance through:
• Caching
• Connection Pooling
• Asynchronous Processing
• Database Optimization
• Identify and resolve performance bottlenecks across application, database, and infrastructure layers.
• Implement distributed caching and scalable architectural patterns.

Security & Identity Management

• Implement authentication and authorization using:
• JWT
• OAuth2
• OpenID Connect
• Apply security best practices including:
• HTTPS
• Secure Headers
• Secret Management
• Input Validation
• Ensure compliance with enterprise security and governance standards.

DevOps & Observability

• Establish comprehensive testing strategies:
• Unit Testing
• Integration Testing
• Contract Testing
• End-to-End Testing
• Build and maintain CI/CD pipelines using GitHub Actions, Jenkins, or similar tools.
• Implement monitoring, logging, distributed tracing, and alerting solutions.
• Ensure application reliability, availability, and operational excellence.

Leadership & Collaboration

• Mentor and guide junior and mid-level developers.
• Drive technical decisions and architecture reviews.
• Collaborate with product owners, architects, business stakeholders, and engineering teams.
• Manage technical debt and promote engineering best practices.

Required Technical Skills

Languages & Frameworks

• C#
• .NET Framework 4.x
• .NET 6 / .NET 8
• ASP.NET MVC
• ASP.NET Core MVC

Data Technologies

• SQL Server
• Entity Framework Core
• LINQ
• ADO.NET

Cloud & DevOps

• AWS:
• EC2
• S3
• RDS
• DynamoDB
• ECS
• EKS
• Lambda
• IAM
• VPC
• CloudFormation
• CDK.NET
• AWS SDK for .NET
• Docker
• Kubernetes
• GitHub Actions
• Jenkins
• CI/CD Pipelines

Security

• JWT
• OAuth2
• OpenID Connect
• Identity Providers (IdPs)

Architecture & Design

• Clean Architecture
• Hexagonal Architecture
• CQRS
• Microservices
• Domain-Driven Design (DDD)
• Event-Driven Architecture

Preferred Experience

• 8+ years of software development experience.
• Hands-on experience in cloud migration and modernization projects.
• Experience building enterprise-scale distributed systems and microservices.
• Strong understanding of software architecture, security, and DevOps practices.
• Proven experience leading technical initiatives and mentoring development teams.

Elocity is a cleantech start-up striving to make the world a better place through technology innovations. We are building a global infrastructure for making the transition to electric vehicles viable, affordable, and sustainable by working closely with the utilities, governments, and public.

Headquartered out of Canada, we are a team of highly specialized domain experts and problem solvers enabling utilities, public and private sector entities to successfully manage the demands of electric vehicle charging and its infrastructure needs to pave the way for electromobility in future.

To know more visit https://elocitytech.com/

Responsibilities:

• Determines technical feasibility of features or solutions by evaluating problem, customer requirements, possible solutions and technology requirements.
• Exercises judgement in prioritizing tasks and selecting methods and techniques for obtaining solutions.
• Create low-level design of modules of a software application through proper documentation and
• diagrams.
• Develops software solutions by studying requirements, clarifying customer/user needs, analysing data
• and processes and following established software development practices and processes.
• Develops proof of concepts for technical evaluation and early customer feedback
• Updates and shares knowledge by studying state-of-the-art development tools, programming
• techniques, and computing technology; reading professional publications
• Networks with internal and external personnel in own area of expertise.
• Skills:
• Good command in JavaScript/TypeScript. Knowledge of Java/Python will be a plus.
• Experience in Debugging/troubleshooting TypeScript code.
• Experience in API development (REST/GraphQL etc)
• Experience in development of Web and Mobile(android/iOS) applications
• Exposure of Parallel and Asynchronous programming
• Experience in writing Unit tests (Jest or any similar framework)
• Should be proficient in relational Database concepts (Postgres etc.)
• Knowledge of Non-relational Databases would be a plus.
• Good Understanding of Object-Oriented Programming Concepts.
• Good Understanding of Design Patterns.
• Good command of Data structures, Algorithms and Complexity.
• Good at problem solving and analytical skills.
• Experience with Source Code Versioning systems (Git etc)
• Understanding of Micro services Architecture would be a plus 

About Company

Our client delivers personalized luxury interior design to India’s discerning homeowners and corporates. Led by highly admired luxury brand builders, internationally trained designers, world-class technology professionals, and curated teams of turnkey project execution specialists. We seek perfection in design and are committed to bringing back trust and excitement in the design process.We are a lean team of high-performing go-getters, we take ownership in our roles and lead with knowledge. Debates and discussions are an important part of our culture and we encourage people to bring unique perspectives to their conversations. Most importantly, we love solving problems. Each day is inspiring and we encourage you to apply for this role and experience it for yourself. 

Requirements

• Write code and tests, build prototypes, solve issues, profile, and analyze bottlenecks

• Design performance gauging, building robust APIs to support mobile and desktop clients

• Manage and optimize scalable distributed systems on the cloud

• Optimization of web applications for performance and scalability

• Develop automated tests to ensure business needs are met and allow for regression testing

• Participate in the entire application lifecycle, focusing on coding and debugging

• Write clean code to develop functional web applications

• Troubleshoot and debug applications

• Perform UI tests to optimize performance

• Manage cutting-edge technologies to improve legacy applications

• Collaborate with Front-end developers to integrate user-facing elements with server-side logic.

• Gather and address technical and design requirements

• Provide training and support to internal teams

• Build reusable code and libraries for future use

What skills we are looking for?

•Good communication skill to communicate with stakeholders, project managers, quality assurance teams, Regularly and other developers  regarding progress on the long-term technology roadmap

•Curious and progressive mind to Create and maintain workflows with teams to provide visibility and to ensure workload balance for consistent visual designs

•Good technical knowledge to Produce quality code, raising the bar for the whole team on quality and speed

•Through analytical skills to Recommend system solutions by comparing advantages and disadvantages of custom development and purchase alternatives.

Who qualifies? 

• PHP Laravel Framework, PHP Design Patterns.

• Proficient in MySQL. MongoDB knowledge is plus

• APIs, REST API, API Security.

• Laravel Events, Queue, Observers

• Excellent foundation in computer science, algorithms, and web design

• Experience writing highly secure web application

• Experience with core AWS web-enabling technologies

• Growth mindset, challenging status quo to find new solutions and out- of-the-box ideas

• Experience designing RESTful APIs, specifically for mobile apps

• Computer science degree or equivalent experience

• Experience leading a team is a bonus.

• 3+ Years of relevant experience.

About the company- FPL Technologies

Credit cards haven't changed much for over half a century so our team of seasoned bankers, technologists, and designers set out to redefine the credit card for you - the consumer. The result is OneCard - a credit card reimagined for the mobile generation. OneCard is India's best metal credit card built with full-stack tech. It is backed by the principles of simplicity, transparency, and giving back control to the user.

“Re-imaging credit and payments from First Principles”

Payments is an interesting engineering challenge in itself with requirements of low latency, transactional guarantees, security, and high scalability. When we add credit and engagement into the mix, the challenge becomes even more interesting with underwriting and recommendation algorithms working on large data sets. We have eliminated the current call center, sales agent, and SMS-based processes with a mobile app that puts the customers in complete control. To stay agile, the entire stack is built on the cloud with modern technologies. 

OneCard (Best credit card app) : http://www.getonecard.app/">www.getonecard.app

OneScore (Over 10 million downloads): http://www.onescore.app/">www.onescore.app

Create a consumer facing credit card product that will be used by millions of users. 

What you will do:

• Be a part of our backend for frontend/ credit card processing engineering teams to build the best homegrown credit card stack.
• Partner with the product teams to understand the product features and specifications, translate them into high level and low-level design.
• Work with frontend and backend developers to build out a customer-centric experience that will constantly evolve.
• Respond to support team tickets as needed to resolve bugs and issues.
• Participate in contributing ideas, updates, and product development areas to the team.

Experience Range: 

5- 7 years with technical hands-on experience in building large-scale B2C applications catering to millions of users. Previous experience in building scalable products is a must.

Technical Expertise:

• Strong insight into Java programming language (Class loading, Memory Management, Transactions, Executors, Lambdas and Streams).
• Experience in distributed technologies, real-time, high throughput and low latency systems.
• Hands-on prior experience with scalable Cloud based architectures.
• Experience in one or more frameworks like Spring is a plus but not required.
• Proficiency in data structures & algorithms.
• Strong problem solving and analytical skills.
• Any experience in payments is a plus.

Oddr is looking for a skilled backend engineer to help us build scalable multi-tenanted enterprise Cloud applications. The ideal candidate should be able to bring new ideas to the table and design and develop distributed microservices with a strong emphasis on security, resiliency, scalability, performance, and quality. The candidate should be a self-motivated team player and take pride in what they deliver.

The candidate should be interested in a long-term stable career to grow with our company. The candidate will need to work late night hours because of the geographic distribution of the team.

Requirements:

• Strong understanding of .NET Core and C#
• Knowledge of Cloud development concepts
• Experience with successful end-to-end delivery of web applications in the Cloud. Azure knowledge is a strong plus.
• Experience with API-driven development and developing RESTful APIs
• Experience with database design and writing complex SQL
• Ability to write clean, well-structured code with adequate test coverage, proper abstraction, and reusability
• Ability to work to tight deadlines, manage priorities, and take responsibility for delivering to time and quality requirements
• Good understanding and experience with Agile development methodologies
• Excellent communication skills
• Excellent problem-solving skills

Minimum qualifications required:

• Bachelor's degree or relevant certification from a reputable institute.
• 3-5 years of experience.

Are you passionate about using technology to make people's lives better? Are you interested in becoming a part of one of the hottest trends in the world of start-ups today? Are you excited about joining the online ultra-fast grocery delivery service business pioneer and driving the trend forward? Then this may be the right opportunity for you.

Role and Responsibilities

1. Helping lead the software development lifecycle: technical design, implementation, testing, deployment, and support.
2. Working with cross-functional teams effectively to enable business growth.
3. Proactively identifying engineering bottlenecks and initiating proposals to improve them.
4. Writing high-quality, well-tested code in alignment with industry-wide best practices.
5. Applying a product mindset to back-end systems.
6. 1.  

1. About five years of experience delivering product-quality code in an agile set-up
2. Experience with Golang, REST APIs, Microservice Architecture, Elasticsearch, Redis, Docker, or Kubernetes
3. Understanding of the philosophy of cloud and an experience of maintaining cloud-native services.
4. Experience in designing, building, scaling, and maintaining production services, and knowledge of composing a service-oriented architecture.
5. Experience of working in a fast-paced, rapidly-growing company (Good to Have).
6. Working knowledge of Node.js (Good to Have).
7. 1.  

1. Passionate about technology and making an impact.
2. A perpetual learner, who stretches their boundaries and enjoys new ideas.
3. A doer who takes initiative and works well in a team.
4. 1.  

Who We Are

Blok is a technology-first, online ultra-fast grocery delivery service business, and we are on our way to revolutionize how millions of people across countries consume groceries. We believe in a world where getting everything you need, when you need it, sustainably, is the new normal. And it takes less than 10 minutes.

We believe we are positioned to lead this revolution. Why? Our founding and early team has held senior positions at Deliveroo, Uber, Glovo, Mercadona, or Unilever. We have done this before, and we believe we can do it again. But this time, even better.

Embark on the journey and help us launch the revolution in one of the highest growth industries of the year. Help us shape the new normal.