Cashier POS System
11/2024 - 05/2025 · 自由职业 / 远程开发 A terminal cashier system for a retail SaaS product
A terminal cashier system for a retail SaaS product, serving supermarkets, chains, convenience stores, and restaurants with multi-client cashier flows, offline checkout, and payment channel integration.
- Selected the POS client technology stack and set up the base project.
- Built local data APIs and sync logic with SQLite.
- Developed and debugged offline checkout flows.
- Built the mobile cashier app independently.
- Integrated and tested payment channel APIs.
FLUTTERGETXSQLITEDART
China Construction Third Bureau OA Platform
06/2024 - 09/2024 · 建广数字科技 An internal intelligent office platform covering proposal management
An internal intelligent office platform covering proposal management, seal management, performance assessment, supervision, and BPM approval flows.
- Owned frontend development for the intelligent office platform.
- Completed phase deliveries and resolved early project issues.
- Solved complex interaction and stability problems.
- Supported testing and operations during launch work.
REACT.JSTHREE.JSANT DESIGNMINIPROGRAM
Oriental Yuhong Marketing CRM System
01/2023 - 01/2024 · 建广数字科技 A marketing CRM platform covering process
A marketing CRM platform covering process, project, customer, contract, order, product, receivables, settlement, and invoice management for digital business collaboration.
- Estimated frontend work and proposed solutions for the requirement team.
- Joined feature development and handled urgent customer requirements.
- Delivered high-quality business features on schedule.
- Provided internal training for business functions.
- Identified system issues and proposed solutions proactively.
VUE.JSELEMENT UITYPESCRIPTAVUEFRAMEWORK7TARO
Cadysun WMS Warehouse Management System
08/2021 - 10/2021 · 自由职业 / 远程开发 A mobile warehouse management system for phones and handheld PDA devices
A mobile warehouse management system for phones and handheld PDA devices, covering material codes, inbound and outbound operations, distribution, and inventory management.
- Connected the WMS app to the customer's existing data system.
- Completed app development, testing, and rollout independently.
- Solved scanning compatibility issues on phones and PDA devices.
- Delivered without a provided UI design.
UNIAPP
Gaoji Internet Hospital HIS System
10/2021 - 06/2022 · 建广数字科技 An internet hospital service system with online consultation
An internet hospital service system with online consultation, follow-up visits, electronic prescriptions, and appointment flows for lightweight medical service scenarios.
- Wrote frontend documentation and helped new team members understand the project.
- Handled technology selection and evaluation.
- Joined feature development and coordinated related requirements.
- Served as requirement owner and pushed delivery within each cycle.
- Interviewed frontend candidates for project staffing.
- Maintained and optimized frontend performance and user experience.
REACT.JSREACT NATIVEMINIPROGRAMTAROANT DESIGN
BIGMK Philippines E-commerce Platform
06/2017 - 07/2019 · 必茂客电子商务 A local Philippine comprehensive e-commerce platform for consumers
A local Philippine comprehensive e-commerce platform for consumers, sellers, and platform operators, covering shopping, seller onboarding, campaigns, subsidies, and merchant IM.
- Built the e-commerce technical team from scratch.
- Built the e-commerce platform from scratch.
- Selected platform architecture using cloud platform solutions.
- Created the product prototype.
- Planned, split, and supervised version requirements.
- Developed platform admin and seller admin systems.
- Developed the mobile app, H5 site, and merchant IM client.
UNIAPPPHPVUE.JSLINUXMYSQLELEMENT UIAXUREELECTRON
Enterprise Internal OA Management System
06/2022 - 01/2023 · 建广数字科技 An internal employee management system covering staff records
An internal employee management system covering staff records, attendance, training, assessment, research, safety tracing, compensation, performance, approvals, and task hours.
- Built multiple new requirements independently.
- Refactored heavy approval-flow work in the portal system and improved frontend delivery efficiency.
- Created approval-flow development documentation for the frontend team.
- Fixed legacy project issues and code-level defects.
- Led frontend resource planning and ensured on-time delivery.
VUE.JSELEMENT UIAVUEVANT UI
Smart TV Dashboard Application
07/2021 - 08/2021 · 自由职业 / 远程开发 A warehouse procurement data dashboard for real-time inventory
A warehouse procurement data dashboard for real-time inventory, orders, storage locations, and staff work status, supporting production and warehouse management.
- Built the TV dashboard application from scratch.
- Delivered development without a provided UI design.
- Communicated and adjusted details through multiple customer review rounds.
- Adapted the app to multiple TV brands, sizes, and resolutions.
- Guided the customer remotely through usage and acceptance.
UNIAPP
Smart Kindergarten Management System
04/2021 - 08/2021 · 自由职业 / 远程开发 A kindergarten information management system for principals
A kindergarten information management system for principals, teachers, parents, and agents, covering home-school communication, school bus pickup, temperature checks, dismissal broadcast, and growth albums.
- Analyzed requirements and completed technical evaluation and selection.
- Delivered the project in phases.
- Built the kindergarten WeChat mini program independently.
- Built the school bus pickup app independently.
- Built the dismissal broadcast PC client independently.
- Set up the official account and parent communication features.
- Improved phase two and phase three based on live operation results.
UNIAPPMINIPROGRAMELECTRONMQTT
AI Technology Intelligence Analysis Platform
02/2021 - 04/2021 · 自由职业 / 远程开发 A technology intelligence analysis and mining platform with expert databases
A technology intelligence analysis and mining platform with expert databases, knowledge graphs, intelligence analysis, and text mining for research management scenarios.
- Handled secondary development, adding and changing features.
- Filled and aligned data with other platforms to keep features usable.
- Completed self-testing and review to maintain delivery quality.
- Developed related admin-side features in parallel.
REACT.JSNEXT.JSVUE.JSAVUEELEMENT UIMONGODB
Blockchain Badge Project
12/2020 - 02/2021 · 自由职业 / 远程开发 A blockchain-based badge project for recording badge issuance and ownership
A blockchain-based badge project for recording badge issuance and ownership, using smart contract rules for issuance, holder records, and public traceability.
- Built the homepage website independently.
- Built the badge app and mini program frontend independently.
- Integrated backend APIs and data flows.
- Completed full self-testing and review.
- Proposed solutions for difficult project issues.
- Handled post-launch maintenance.
UNIAPPMINIPROGRAMVUE.JS
Dongfeng Fengshen Mall Project
07/2019 - 12/2020 · 必茂客电子商务 An automotive marketing mall and campaign project using event guessing
An automotive marketing mall and campaign project using event guessing, bargaining, lucky draw, and other campaign pages to increase user participation.
- Collaborated with multiple developers on Fengshen marketing requirements.
- Built the football match guessing campaign independently.
- Built the bargaining campaign page independently.
- Built the lucky draw campaign page independently.
- Handled maintenance after project completion.
UNIAPPMINIPROGRAMVUE.JSANT DESIGN
Payment Collection Platform
05/2019 - 07/2019 · 必茂客电子商务 A personal collection platform with platform
A personal collection platform with platform, merchant, and user roles, covering orders, voice push, reminders, and collection flows.
- Created complete payment technical flow documentation.
- Completed device-side technology selection and base setup for payment scenarios.
- Built the user order-taking app from scratch.
- Implemented voice push and order reminder capabilities.
- Built PC operation admin tools for platform and merchants.
- Created reusable tutorial documentation for the whole program.
UNIAPPUNIPUSHVUE.JSANT DESIGN
Blockchain Exchange Project
03/2017 - 07/2017 · 必茂客电子商务 A digital currency exchange platform covering app and web trading flows
A digital currency exchange platform covering app and web trading flows, market data display, K-line chart components, and real-time market data connections.
- Built a complete exchange app based on requirements.
- Developed the core K-line chart component and adapted it to multiple scenarios.
- Organized real-time trading data and kept long-connection market data stable.
- Built and adapted the exchange H5 pages.
- Completed dual-client app release work.
FLUTTERDARTVUE.JSECHARTSTRADINGVIEWELEMENT UI
Restaurant QR Ordering and Takeout System
01/2017 - 04/2017 · 自由职业 / 远程开发 A QR-code restaurant ordering system supporting dine-in ordering
A QR-code restaurant ordering system supporting dine-in ordering, online payment, menu management, order management, membership, marketing, and data statistics.
- Planned business flow diagrams for the target scenarios.
- Created product sketches based on mature market references.
- Built the consumer side and merchant side independently.
- Completed database design and system setup.
- Continued optimizing the restaurant system based on operation needs.
MINIPROGRAMNODE.JSVUE.JSUNIAPPUNICLOUD