Software Developer (.NET)

About the role

Join Aperia Solutions, a leader in SaaS solutions for the Payments and Compliance industries. Aperia is a Texas-based fintech and managed consultancy firm that creates custom SaaS applications and other software-based solutions for the payments, banking, and processing industry. Founded in 1999, Aperia offers business intelligence, risk management, compliance, and customer intelligence platforms. With offices in Dallas, Washington DC, and Vietnam, Aperia is a fast-paced, global organization that strives to improve efficiency in compliance, risk, and customer service operations. Aperia's clients include banks, processors, payment facilitators, merchant service providers, independent sales organizations, and government entities. A career at Aperia promises a great challenge, culture, and opportunities to forge your own path. Job Description We are seeking an experienced (Senior/Middle) Software Developer with expertise in .NET Core , CI/CD pipelines , and API development to join our dynamic team. In this role, you will work with cutting-edge technologies and modern architectures, contributing to the development of high-volume, resilient, and scalable solutions in a forward-thinking organization. This position is ideal for a hands-on developer passionate about crafting efficient, reliable, and secure software solutions Required Skills and Experience: Good English communication 5+ years of hands-on experience building, maintaining high-performance, scalable APIs with a focus on .NET Framework and Windows-based systems. Proven expertise in .NET Core , CI/CD pipeline tools (Gitlab, Harness...), Azure cloud Experience in using AI in software development, Github Copilot is mostly preferred. Solid knowledge of MSSQL and performance optimization techniques. Proficiency in Agile/Scrum methodologies for software delivery. Skilled in debugging, testing, and performance tuning for high-volume transactional systems. Preferred Skills and Experience: Familiarity with financial or banking systems. Proficiency in monitoring and logging tools, such as Splunk and Dynatrace . Knowledge of microservices architecture and containerization (e.g., Docker, Kubernetes) . Functional Responsibilities Collaborate with Business Analysts to clarify requirements from U.S.-based stakeholders, ensuring alignment with technical and business goals. Provide technical designs and implementation plans, ensuring clarity and feasibility. Design, build, and maintain RESTful APIs using JSON over HTTPS for high-volume transactional systems. Optimize and tune database performance: MSSQL Perform unit testing, cross-testing, and debugging to deliver high-quality, production-ready code. Employ advanced CI/CD and DevSecOps practices , ensuring efficient and secure software delivery pipelines. Other duties as assigned. Education or Certifications Bachelor's Degree in Computer Science, Information Systems, or other related field. Job Type Full time Schedule Monday to Friday Work Location: Vietnam HCMC: The Six8 Building: 24-26 Phan Dinh Giot, Tan Son Hoa ward. Danang: VDB Tower: 74 Quang Trung, Hai Chau District.

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