{"id":2499096,"url":"https://alion.io/job/wecare-senior-full-stack-engineer-2","title":"Senior Full-Stack Engineer","company":{"id":3827679,"name":"Wecare","domain":"wecare.com.vn","url":"https://alion.io/company/wecare-3","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Ho Chi Minh City, Vietnam"],"countries":["VN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":13000,"max_usd":39000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":7767},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"GCP","optional":false},{"name":"Go","optional":false},{"name":"Java","optional":false},{"name":"Kotlin","optional":false},{"name":"Node JS","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Python","optional":false},{"name":"SQL","optional":false},{"name":"TypeScript","optional":false},{"name":"JavaScript","optional":true}],"status":"live","first_seen_at":"2026-10-14T00:00:00Z","employer_posted_date":null,"last_verified_at":"2026-10-14T00:00:00Z","board_verified":false,"closed_at":null,"days_open":14,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":14},"description":"ABOUT WECARE\n\nWeCare Group is a fast-growing B2B distributor of industrial supplies in Vietnam. The company sells industrial hardware and consumables, including fasteners, welding materials, adhesives, packaging film, pipes and fittings, and metal hardware, from a catalog of thousands of SKUs to two customer groups: hardware shops across the country and manufacturing factories. It buys from suppliers, holds its own inventory, and delivers to downstream business customers nationwide.\n\nTHE ROLE\n\nWeCare Group is Vietnam’s leading B2B industrial supplies distribution platform, processing over 100,000 orders/month across nationwide manufacturing and hardware retail channels.\n\nWeCare is rebuilding its core technology platform on Google Cloud Platform, with the goal of building a modern ERP ecosystem that connects our existing operational platform with sales, inventory, purchasing, logistics, finance, and other business functions.\n\nWe are looking for a Senior Full-Stack Engineer to help design and build this foundation from the ground up.\n\nThis is a hands-on engineering role with significant ownership over backend architecture, APIs, databases, system integration, and the way data flows between our existing platform and future ERP systems.\n\nYou will work closely with business and technical stakeholders to translate real operational requirements into reliable backend services and scalable system architecture. You will also help establish the technical foundations that enable our future data and analytics platform.\nTrách nhiệm công việc\nBackend Architecture & Development\n\nDesign and build scalable, reliable, and maintainable backend services for WeCare's core business systems.\n\nCollaborate with frontend developers, devops engineer, ensuring seamless integration between systems.\n\nLeverage AI tools and technologies to optimize development workflows and improve engineering productivity.\n\nSystem Integration & ERP Foundation\n\nDesign reliable integration patterns between WeCare's existing platform, backend services, future ERP modules, and other business systems.\n\nContribute to the technical architecture and evolution of WeCare's future ERP ecosystem.\n\nDatabase\n\nArchitect and maintain database solutions that meet performance and reliability requirements.\n\nYêu cầu\n\nBachelor’s in Computer Science, Computer Engineering, Software Engineering, Information Systems, Data Science, Data Engineering, Applied Mathematics or relevant.\n\n5+ years of Backend engineering experience.\n\nStrong production experience with at least one modern backend language such as Go, Java/Kotlin, TypeScript/Node.js, or Python.\n\nProven experience in migrating legacy systems to modern architectures, ensuring minimal downtime and data integrity throughout the transition.\n\nStrong understanding of system design, including scalability, reliability, maintainability, fault tolerance, and architectural trade-offs.\n\nStrong experience designing and building RESTful APIs and backend services.\n\nSolid knowledge of relational databases, preferably PostgreSQL, including SQL, schema design, indexing, transactions, concurrency, migrations, and query optimization.\n\nExperience designing or working with asynchronous processing, message queues, event-driven systems, or distributed systems.\n\nStrong business understanding, problem-solving skills, and ability to work independently in a fast-paced startup.\n\nProfessional English communication skills, with the ability to discuss technical designs, trade-offs, requirements, and documentation.\n\nNICE TO HAVE\n\nExperience with GCP services.\n\nExperience using AI-assisted development tools while maintaining strong practices around code review, testing, and verification.\n\nExperience in e-commerce, B2B platforms, logistics, supply chain, inventory, procurement, finance, or other business management systems.","description_format":"text","description_chars":3842,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Wholesale","Maintenance, Repair & Operations (MRO)"],"lifecycle":[{"event":"open","at":"2026-10-14T05:28:30Z"}],"visa":[],"liveness":{"score":64,"band":"ok","label":"Likely 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