Senior Solution Architect (.NET Core; React; Node.js)

Who We Are: Crossian is a high-growth technology-driven e-commerce business. Behind our success is our people. As a start-up formed in 2020, we have created a fast-paced and dynamic environment, enabling our people to reach a cumulative average growth rate of over 900% in just under 4 years. Our mission now is to build direct-to-consumer brands and increase customer LTV.

We are seeking an experienced Senior Solution Architect with expertise in AWS, .NET Core, React, and Node.js to join our dynamic team at Crossian LLC. As a key member of our Technology Innovations Center of Excellence (CoE), you will play a critical role in designing and implementing advanced solutions for our global, multi-region, cross-border eCommerce platform. This platform includes features such as Storefront, Payment Gateway, Inventory Management, Catalogs, Logistics, Marketing Insights, CRM, and more.

Operating in an Agile, tech-startup environment that fosters innovation and collaboration, you will work closely with various teams to ensure our solutions are scalable, secure, and aligned with business objectives. Your expertise will shape the architecture of our platform, ensuring it meets current needs and is adaptable for future growth.

Our aim is to build a comprehensive DTC/eCommerce Platform featuring solutions for Storefront, Payment Gateway, Inventory, Catalogs, Logistics, Marketing Insights, CRM, and more:

• Develop a Storefront solution.
• Centralize payment gateways for managing transactions and post-payment processes (e.g., refunds, chargebacks, claims, inquiries).
• Integrate various third-party services to operate a complete supply-chain system, including inventory, catalogs, logistics tracking, and more.
• Convert raw data from marketing campaigns, transactions, user behavior, etc., into valuable insights for business operations.
• Plus, numerous other opportunities await your input.

• Architectural Leadership: Own the entire System Architecture by leading the design and development of our global, multi-region DTC/eCommerce platform using AWS cloud services, ensuring high scalability and performance.
• Backend Development: Utilize your strong background in .NET Core and Node.js to architect and develop robust backend solutions.
• Frontend Development: Apply your expertise in HTML5/CSS3, React.js, and Next.js to create responsive and dynamic user interfaces.
• Mobile App Development: Contribute to the development of mobile applications for both Android and iOS platforms.
• Software Design & Architecture: Implement software design principles, including SOLID principles and design patterns, to build large-scale, high-performance systems.
• Solution Proposals & Reviews: Propose comprehensive solutions and conduct thorough solutions reviews to ensure system integrity and alignment with business goals.
• Hands-on Troubleshooting: Collaborate with the team in daily system monitoring and troubleshoot any issues to maintain optimal system performance.
• Coding & Standards: Conduct code reviews, actively participate in coding the core frameworks and platforms, and establish coding conventions using code analysis toolsets.
• Technical Consultancy: Advise management on technology stack roadmaps to align with business objectives in a tech-centric and tech-driven retail environment.
• Innovation & Leadership: Foster an open, Agile mindset, promoting creativity and innovation to lead the tech roadmap for our Technology Innovations CoE and Product Management Innovation CoE.
• Value-Driven Development: Implement OKR-based and Value-Driven Development (VDD) approaches to maximize business value.
• Product Mindset: Leverage your experience with lean startup methodologies and a product-focused mindset to drive development initiatives.

• Education: Bachelor's or Master's degree in Computer Science, Information Technology, or a related field.
• Experience: Minimum of 5 years of experience in Solution Architect and 12 years in Software Development.
• Technical Expertise:
• Cloud Expertise: Strong proficiency in AWS cloud services with experience in architecting multi-region, globally scaled systems.
• Backend Skills: Extensive experience with .NET Core and Node.js for backend development.
• Frontend Skills: Proficient in HTML5/CSS3, React.js, and Next.js for frontend and web development.
• Mobile Development: Knowledge of app development for Android and iOS platforms.
• Software Design: Deep understanding of software design and architecture, including SOLID principles and design patterns.
• Large-Scale Systems: Proven experience working on large-scale, high-performance systems.
• Containerization: Experience with Docker and Kubernetes.
• DevOps: Familiarity with DevOps practices and CI/CD pipelines.
• Leadership and Team Collaboration:
• Technical Leadership: Ability to propose solutions, review system designs, and guide the development team.
• Hands-on Approach: Willingness to engage in daily system monitoring and problem-solving alongside the team.
• Code Quality: Experience in conducting code reviews, developing coding standards, and applying code analysis tools.
• Strategic Consulting: Ability to advise team & managers on tech stack roadmaps and align technology initiatives with business objectives.
• Thought Leadership: Demonstrated ability to lead and innovate within a team setting.
• Product and Innovation Mindset:
• Product Experience: Strong product-based experience and mindset with knowledge of lean startup principles.
• Soft Skills
• Agile Mindset: Open, creative, and innovative mindset with experience in leading tech roadmaps in an Agile environment.
• Value-Driven Development: Familiarity with OKR-based approaches and Value-Driven Development (VDD).
• Problem-Solving: Strong analytical and critical thinking abilities.
• Communication Skills: Excellent verbal and written communication & presentation skills in English.
• Preferred (But not required)
• Certifications: AWS/Cloud Solutions Architect, TOGAF, ITIL, and/or Enterprise Architect certifications
• Industry Experience: Experience in DTC/eCommerce or retail technology environments.
• Data-Driven Mindset: Experience with Data Analytics, AI / Machine Learning, and leveraging data for strategic decision-making.
• Startup Experience: Familiarity with scaling engineering teams in fast-paced startup environments.

• Competitive Compensation: Total compensation package upto $100K annually (include salary, guaranteed annual bonus, and profit sharing Bonus). Monthly Salary negotiable depending on experience.
• Career Growth: Fast-track your professional development with opportunities for advancement in a rapidly expanding global company.
• Work Environment: Dynamic, collaborative, and innovative team focused on continuous learning and improvement.
• Office Location: Modern office in central Hanoi, equipped with cutting-edge tech to support your work.