Senior .Net Software Engineer (English)

About Trustify Technology Trustify Technology is a fast-growing software engineering and digital transformation company providing AI-driven software development, verification & validation, and automation solutions for global clients across the US, UK/EU, Japan, and Singapore. Trustify aims to be the top-tier technology outsourcing partner from Vietnam, combining human expertise with AI power to deliver high-quality, cost-effective solutions. About Senior Software Engineer Position We’re looking for a Senior .NET Engineer to join a large-scale travel platform serving complex booking and supplier integration workflows. This role offers the opportunity to work on real-world enterprise systems, solve production-critical challenges, and contribute to improving the reliability and scalability of a high-traffic platform. Your Benefits upon this position · Flexible working hours + 1 WFH day per week · Healthcare: Annual health check-up, Premium Health Insurance. · 12 annual leaves + holidays. · 13th-month salary. · Annual project bonus · Year End Party (YEP), company trip, team building activities. · Marriage gift, sick leave support, funeral/maternity support. · Lunar New Year gifts. · Working devices provided. Responsibilities · Investigate and resolve production/system issues · Develop and maintain features in a large enterprise travel platform · Debug cross-service and asynchronous workflows · Work with distributed/domain-based architecture · Collaborate with product, operations, and support teams · Improve system reliability, performance, and maintainability · Support integrations with suppliers and third-party systems Requirements · Strong experience with C#, .NET Framework 4.8, ASP.NET MVC/Web API · Solid knowledge of SQL Server, query optimization, and REST API integration · Experience with RabbitMQ or message-driven/distributed systems · Familiar with IIS, Windows Server, and enterprise/legacy applications · Strong debugging, troubleshooting, and production support skills · Understanding of distributed/SOA architectures · Effective English communication skills (written and spoken) for working with UK-based stakeholders Preferred Experience · Experience with travel, OTA, or booking platforms · Experience with supplier/third-party integrations and distributed systems · Familiar with AWS/cloud infrastructure, Solr, and logging/audit/tracing systems Contact Us · Trustify Technology JSC. · Contact HR Dept. via email: [email protected] · Head Office: 307/20-21 Nguyen Van Troi, Tan Son Hoa Ward, HCMC · Website: https://trustifytechnology.com/ … mais Benefícios do seu anúncio de vaga Medical insurance Sobre a empresa Trustify Technology 5.369 seguidores Seguir Desenvolvimento de software • 51-200 funcionários • 86 no LinkedIn Trustify Technology is a B2B software outsourcing partner for product and engineering leaders in the USA, UK, and Canada. We help organizations build, scale, and modernize software through high-performing offshore engineering teams in Vietnam—with sales presence across the USA, UK, and Asia—so you ship faster without trading away quality or ownership of the roadmap. Our delivery model covers the full product lifecycle: custom software development, product engineering, QA and test automation, cloud and DevOps, application modernization, and AI-powered delivery. Whether you need a dedicated offshore squad, staff augmentation for critical roles, or an end-to-end build, we plug into your ways of working and stay accountable to outcomes—not just tickets closed. What sets us apart is a bench of 170+ senior engineers plus an AI-assisted delivery approach that compresses feedback loops across design, development, QA, and release. Clients typically see 30–40% faster delivery and time-to-market while keeping architecture decisions transparent and measurable. We bring 20+ years of industry experience across Banking & Fintech, IoT & Semiconductor, and Travel Tech, with global hubs supporting USA · UK · Vietnam delivery. Engagements are structured for clarity: clear SLAs, shared dashboards, and English-first collaboration with stakeholders who buy software services—not a recruiting marketplace. If you are evaluating software outsourcing, offshore product teams, QA automation, or AI-enabled engineering capacity, we would like to learn about your next release and where speed or quality is constrained. Build faster. Scale smarter. Deliver with confidence. [email protected]