CÔNG TY TNHH PIXELZ ★ 3.8

Company Description

Pixelz was founded almost 15 years ago. It is now a global post-production partner that combines AI, automation, and professional retouchers to deliver high-quality images to brands, retailers, and photo studios. Trusted by leading brands worldwide, Pixelz has retouched over 90 million product images and aims to transform how product image editing and studio management is handled globally.

The role

We are seeking a highly skilled Senior Software Engineer with expertise in C# and .NET to join our dynamic development team. In this role, you will design, develop, and maintain high-performance applications, ensuring scalability, security, and efficiency. You will work closely with cross-functional teams, mentor junior developers, and contribute to architectural decisions that shape our products.

If you have a passion for building robust, enterprise-grade applications using modern .NET technologies, this role is perfect for you!

Tech stack we are using: SQL Server, Entity Framework, .NET Core, Identity Server, RESTful APIs, Docker GraphQL, Amazon AWS (EC2, S3, SQS, SES, Lambda, ECS, EKS, API Gateway, etc), Elasticsearch, NodeJS, React.js, Redux, Web socket…

Responsibilities

• Design, develop, and maintain scalable, high-performance applications using C# and .NET (ASP.NET Core, .NET 6/7+).
• Implement RESTful APIs, microservices, and web applications using best practices.
• Collaborate with product managers, designers, and other engineers to deliver high-impact solutions
• Optimize database interactions using SQL Server, Entity Framework, and other ORM tools.
• Enhance performance, scalability, and security of applications through optimization and best coding practices.
• Write clean, maintainable, and testable code while following SOLID principles and design patterns.
• Lead technical discussions, make architectural decisions, and provide mentorship to junior engineers.
• Integrate third-party services, APIs, and cloud solutions (AWS, Azure, or GCP).
• Work with DevOps teams to automate CI/CD pipelines and ensure smooth deployments.
• Troubleshoot, debug, and resolve production issues, ensuring high system availability.
• Stay updated with .NET ecosystem advancements and contribute to technology decisions.

Requirements

• 5+ years of experience in software development with C# and .NET technologies.
• Expertise in ASP.NET Core, .NET 6/7+, Web API, and Microservices architecture.
• Strong experience with SQL Server, Entity Framework (EF Core), and LINQ.
• Proficiency in front-end technologies (HTML, CSS, JavaScript, and frameworks like Blazor, React, or Angular).
• Knowledge of asynchronous programming, multithreading, and parallel processing in .NET.
• Experience with authentication & authorization frameworks like JWT, OAuth2, and OpenID Connect.
• Experience with Cloud platforms (Azure, AWS, or GCP) and containerization (Docker, Kubernetes) is a plus.
• Strong knowledge of software architecture, design patterns, and SOLID principles.
• Familiarity with unit testing frameworks (xUnit, NUnit, Moq) and Test-Driven Development (TDD).
• Experience working with CI/CD pipelines, Git, and DevOps tools.
• Excellent problem-solving skills and a proactive attitude toward technical challenges.
• Strong communication and collaboration skills, with a track record of mentoring junior developers.
• Good communication in English