IT Product and Project Manager
Data-driven IT Product and Project Manager with 10+ years of experience leading cross-functional execution across SaaS, e-commerce, and enterprise operations. Uniquely equipped with hands-on full stack development capabilities and a strong background in ERP, SCM, and CRM system integrations. Proven track record of architecting massive API ecosystems (300+ APIs), optimizing end-to-end user journeys, and leveraging data analytics to drive operational efficiency. Currently an MBA candidate combining technical grit with high-level business strategy to deliver scalable, user-centric solutions.
Ecoverse Solutions — Project Manager
- Optimized Logistics Operations: Led cross-functional initiatives to streamline end-to-end yard operations, establishing API-first architectures and defining system requirements for future enterprise ERP integrations.
- Process Digitization: Identified severe operational bottlenecks and successfully introduced a digital queuing system ("Smart Truck Check-in"), entirely eliminating legacy paper-based check-ins and boosting data accuracy.
Addpulse — Project Manager & IT Consultant
- Strategic Roadmap Delivery: Spearheaded discovery workshops and executed omnichannel platform projects, translating complex business goals into technical PRDs and ROI-focused delivery roadmaps.
- Omnichannel Integration: Architected the alignment of online e-commerce checkout systems with offline POS and SAP, leveraging GA4 to track user behavior and enable data-driven feature optimization.
Cafe24 Corp — IT Product Manager / Systems Architect
- API Ecosystem Expansion: Owned the product lifecycle for a massive open-API ecosystem, authoring 300+ APIs that empowered global enterprise clients (e.g., Nike, CJ, E-Land) to successfully scale their digital presence.
- Enterprise System Integration: Directed the comprehensive integration of ERP, SCM, and CRM systems following the acquisition of Pimz and the EcountERP partnership, unifying complex enterprise data structures.
- Proactive Risk Management: Architected a technical "Watchtower" using SQL and real-time dashboards to monitor system latency and error classes, successfully reducing incident frequency by 60% during peak traffic.
- Developer Ecosystem Growth: Created and maintained extensive technical documentation in Confluence, including tri-lingual API user guides (EN/KR/JP), fostering a highly collaborative and efficient developer ecosystem.
WEMAKEPRICE — Project Manager (Global E-commerce & Logistics)
- Global Logistics Setup: Acted as a founding member for US and Japan warehouse operations, overseeing logistics price negotiations and directing the initial setup of SCM/ERP workflows.
- Workflow Automation: Managed end-to-end cross-border cargo operations, utilizing root-cause analysis to resolve delivery exceptions, automate workflows, and increase overall logistics efficiency by 25%.
Selected Projects
Representative work across platform, APIs, and commerce.
Smart Truck Check-in System (B2B SaaS)
Architected, developed, and deployed a custom digital queuing MVP (MERN stack) entirely solo with a zero-cost infrastructure framework. Successfully deployed the solution to a logistics client (Ecoverse), eliminating legacy paper-based workflows.
- MERN stack MVP development
- Zero-cost infrastructure framework
- B2B deployment with 100% IP retention
Impact: Drove immediate operational adoption without internal IT support, boosting data accuracy.
"AI Kkanbu" Chatbot (GenAI Application)
Developed a B2C conversational AI companion utilizing the Gemini API and prompt engineering to provide highly personalized, human-like (friend/partner) interactions.
- GenAI Integration via Gemini API
- Prompt engineering for personalized UX
- Subscription-based monetization strategy
Impact: Managing the entire product lifecycle completely solo, continuously refining conversational logic.
Nike (Converse Korea)
Built SSO, integrated SAP for inventory/accounting, and delivered raffle features tailored for high-demand drops.
- End-to-end single sign-on (SSO)
- SAP integration (inventory & accounting)
- Raffle backend & frontend via APIs
Impact: Enabled stable high-traffic launches for limited releases.
Cafe24 Developer Center
Core contributor to the open-API ecosystem: 300+ APIs, multi-lingual docs, and API reliability/control tower.
- 300+ APIs across commerce domains
- Changelog management & reliability ops
- Docs in English/Japanese/Korean
Impact: Launched an app-store model reducing customization costs by ~90% and growing market share by ~10%.
E-Land (SPAO)
Migrated e-commerce platform, introduced store-pickup delivery model, and implemented SSO.
- Platform migration
- Pickup at local store (BOPIS)
- SSO across services
Impact: Reduced delivery friction and supported omnichannel flows.
CJ Olive Young (Global)
Delivered APIs and integrated SAP for the first global version of the online store.
- Global commerce APIs
- SAP integration
Impact: Prepared the foundation for global expansion.
YG Entertainment
Launched a new e-commerce site and implemented chatbot & high-traffic operations.
- New e-commerce build
- Chatbot implementation
Impact: Drove 35% of $430M annual revenue via album & merch sales.
SM Entertainment
Integrated chart sales between offline & online, implemented pre-order, and delivered SSO.
- Chart data integration
- Pre-order system
- SSO
Impact: Streamlined release operations across channels.
LAMY
Built a custom product configurator for personalized orders.
- Configurator UX
- Order customization
Impact: Increased perceived product value and AOV.
Dong-A Pharmaceutical (DMall)
Bootstrapped e-commerce from scratch including design & development; built a referral system.
- Greenfield build
- Referral backend & frontend
Impact: Accelerated time-to-market for D2C channel.
Skills
Contact
Email: hankyulbaik@gmail.com · Phone: (828) 205-6624 · LinkedIn: hankyul-baik · GitHub: AlexHan9