.NET Developer (Middle, Senior, Principal)

Job description

• Design software architecture and lead technical initiatives for lending platform solutions
• Actively code and deliver features (70% hands-on development)
• Research new technologies and drive innovation across the organization (30%)
• Lead, mentor, and provide technical guidance to development team members
• Collaborate directly with US-based Product Owners and engineering leadership
• Drive migration from monolithic systems to microservices/event-driven architecture
• Establish and maintain SDLC standards and best practices
• Participate in daily standups, weekly demos, and design sessions with US team
• Proactively identify risks and communicate project status to stakeholders

Job requirements

MUST HAVE

• At least 4 years of experience in software development, specializing in C# and .NET technologies.
• Strong expertise in ASP.NET Core, .NET 6/7+, Web API, and Microservices / Event-Driven architecture.
• Solid experience with SQL Server, Entity Framework / EF Core, and performance-optimized data access.
• Hands-on experience with Angular (or any JS frameworks) and solid understanding of HTML, CSS, JavaScript.
• Practical experience working with Microsoft Azure and cloud-native application development.
• Experience with CI/CD pipelines, Git, and modern DevOps practices.
• Strong understanding of SOLID principles, Design Patterns, and Domain-Driven Design (DDD).
• Experience with unit testing & integration testing, and familiarity with TDD.
• Excellent problem-solving skills with strong ownership and accountability.
• Fluent English communication, able to work directly with US-based teams.

NICE TO HAVE

• Experience with messaging systems, NoSQL databases, and cloud-native practices (containers, IaC), Terraform.
• Familiarity with modern frontend frameworks (React, Vue) and E2E testing tools.
• Exposure to legacy systems and authentication/authorization standards (JWT, OAuth2, OpenID Connect).
• Experience with advanced DevOps practices, feature flags, deployments, and system observability.
• Background in Fintech domain, security/code quality tools, or AI-assisted development.

Benefits

Competitive salary and brilliant health benefits

• Attractive salary (13th-month salary, salary review twice/year) and project bonus
• Bonus programs for candidate referral, technical article writing
• Allowance for sickness, maternity, paternity and periodic health examination
• PVI health care program
• The staff of the quarter and year reward

Progressive and fun working environment

• A professional English-speaking working environment with Agile – Scrum model
• Hybrid Working Model: Flexible working time and WFH support.
• Surrounded with friendly, open-minded, young and supportive colleagues
• Annual company trip and regular team-building parties, party celebration (Christmas, Birthday, Mid-autumn,...), Sports clubs (football, badminton, swimming …)

Valuable training

• Sponsor examination fee for professional certificates (AWS, Azure, IELTS, PMP, Scrum Master,...)
• Sponsor fee for joining any technical training sessions and courses.
• Free English workshops