Senior Full Stack Developer ( .NET)

ANTAS PTE. LTD.; Singapore; Presencial; SGD 140 000 - 220 000; Tempo integral

Resumo da oferta

ANTAS PTE. LTD. seeks a Senior Full Stack Developer (.NET) to architect, develop, optimize, and maintain enterprise-scale web applications using Microsoft .NET technologies and modern frontend frameworks.

You will drive secure, scalable software delivery with C#, ASP.NET Core, REST APIs, and cloud-native best practices. The role requires strong expertise in SQL Server, Azure, and CI/CD, plus experience with React.js or Angular, TypeScript, and modern web standards.

Qualificações

• 12+ years in software development with at least 7 years in C# and .NET tech.
• 5+ years frontend experience with React.js or Angular, TypeScript, JavaScript.
• Strong expertise in Microsoft SQL Server, T-SQL, and database design.
• Practical Azure cloud experience, CI/CD, and deployment practices.

Responsabilidades

• Design and implement enterprise apps using C#, .NET 6/7/8, ASP.NET Core, Web API, EF Core, LINQ.
• Develop RESTful APIs, asynchronous services, microservices, and distributed components.
• Build responsive frontend interfaces with React.js or Angular, TypeScript, JS, HTML5, CSS3.
• Apply Clean Architecture, DDD, SOLID, DI, and common design patterns.
• Design and optimize SQL Server databases, T-SQL, indexing, execution plans, transactions.
• Implement authentication/authorization with OAuth 2.0, OpenID Connect, JWT, and ASP.NET Identity.
• Engineer system integrations using HTTP/REST, JSON, middleware, and third-party APIs.
• Develop cloud-based solutions on Microsoft Azure and cloud deployment practices.
• Implement automated unit, integration, and API tests with appropriate frameworks.
• Configure source control, CI/CD pipelines, and deployment workflows using Git & Azure DevOps.
• Perform code reviews, static analysis, debugging, and performance profiling.
• Troubleshoot complex production issues related to latency, memory, DB performance, APIs.
• Establish coding standards, reusable components, secure development practices.
• Provide technical leadership, design reviews, and mentorship to teams.
• Collaborate with architects, analysts, QA, DevOps throughout Agile lifecycle.
• Prepare technical specs, API docs, and deployment docs.

Conhecimentos

C#

ASP.NET Core

Web API

Entity Framework Core

LINQ

React.js

Angular

TypeScript

SQL Server

Azure

OAuth 2.0 / OpenID Connect / JWT

Git / CI/CD

Unit Testing

DDD

SOLID

Ferramentas

Azure DevOps

Git

Descrição da oferta de emprego

We are seeking a Senior Full Stack Developer (.NET) to architect, develop, optimize, and maintain enterprise-scale web applications using Microsoft .NET technologies and modern frontend frameworks. The role requires strong proficiency in C#, ASP.NET Core, RESTful API development, distributed systems, SQL Server, and cloud-native application engineering, with the ability to deliver secure, scalable, and high-performance software solutions.

Key Responsibilities

• Design and implement enterprise applications using C#, .NET 6/7/8, ASP.NET Core, Web API, Entity Framework Core, and LINQ.
• Develop RESTful APIs, asynchronous services, microservices, and distributed application components.
• Build responsive frontend interfaces using React.js or Angular, TypeScript, JavaScript, HTML5, and CSS3.
• Apply Clean Architecture, Domain-Driven Design (DDD), SOLID principles, dependency injection, and established software design patterns.
• Design and optimize Microsoft SQL Server databases, T-SQL queries, stored procedures, indexing strategies, execution plans, and transaction processing.
• Implement authentication, authorization, and API security using OAuth 2.0, OpenID Connect, JWT, and ASP.NET Core Identity.
• Develop system integrations using HTTP/REST protocols, JSON, middleware, and third-party API connectors.
• Engineer scalable cloud-based solutions using Microsoft Azure services and cloud application deployment practices.
• Implement automated unit, integration, and API testing using appropriate testing frameworks and mocking tools.
• Configure source control, build automation, CI/CD pipelines, and deployment workflows using Git and Azure DevOps.
• Perform code reviews, static code analysis, debugging, root-cause analysis, and application performance profiling.
• Diagnose and resolve complex production issues relating to application latency, memory utilization, database performance, API failures, and system integration.
• Establish coding standards, reusable component libraries, secure development practices, and maintainable software engineering guidelines.
• Provide technical leadership, conduct design reviews, mentor developers, and support implementation of engineering best practices.
• Collaborate with solution architects, business analysts, QA engineers, DevOps engineers, and stakeholders throughout the Agile software development lifecycle.
• Prepare technical specifications, API documentation, solution designs, and deployment documentation.

Required Qualifications and Experience

• Minimum 12 years of professional experience in software development, including at least 7 years of hands-on experience with C# and .NET technologies.
• Strong technical proficiency in .NET Core/.NET, ASP.NET Core, Web API, Entity Framework Core, LINQ, and asynchronous programming.
• Minimum 5 years of hands-on experience developing frontend applications using React.js or Angular, TypeScript, and JavaScript.
• Strong expertise in Microsoft SQL Server, T-SQL, relational database design, query optimization, and stored procedure development.
• Proven experience designing and developing enterprise web applications, RESTful APIs, and service-oriented or microservices-based solutions.
• Practical experience with Microsoft Azure, cloud application architecture, and application deployment.
• Knowledge of application security, OAuth 2.0, OpenID Connect, JWT, secure coding, and API access control.
• Experience with Git-based version control, CI/CD pipelines, automated testing, and Azure DevOps or equivalent tools.
• Strong understanding of SOLID principles, design patterns, Clean Architecture, software testing methodologies, and performance optimization.
• Experience in Agile/Scrum delivery, technical design reviews, code reviews, and cross-functional engineering collaboration.
• Demonstrated ability to troubleshoot complex technical issues and provide technical guidance or mentorship to development teams.