Steve Chen Youguang
Senior SWESenior Software Engineer / Full-Stack & Systems
Executive Summary
Results-driven Senior Software Engineer with 8+ years of experience engineering high-throughput FinTech platforms, automated cloud data pipelines, and scalable web applications. Proven track record leading engineering squads and bridging complex business requirements into robust software architectures. Expert in React, Python (Flask/Frappe), Node.js, and AWS, with a history of automating 80% of legacy manual workflows, architecting tiered billing engines with Stripe, and achieving zero non-conformities in enterprise third-party risk audits (IHS Markit KY3P).
Technical Skills & Stack
Core TechnologiesWork Experience
Product Manager / Senior Software Engineer
Spearheaded core enterprise document publishing and ERP modernization initiatives, driving engineering execution across front-end, back-end, and cloud data workflows.
- •Led a cross-functional squad of 5 engineers to enhance and modernize the enterprise document management system, integrating real-time document data publishing pipelines into the Orovault ERP system and slashing document retrieval latency by 30%.30% faster document retrieval
- •Spearheaded frontend web application development in ReactJS coupled with a Python Flask microservice backend, enabling responsive browser-based document interaction and boosting user engagement by 30%.30% increase in user engagement
- •Engineered a custom automated ingestion service using Frappe Framework (Python) to batch-process and validate document uploads into ERPNext, reducing manual processing overhead by 40%.40% reduction in processing time
- •Designed and implemented an interactive document editing interface using ReactJS on the frontend and Python/Flask on the backend, accelerating document preparation efficiency for corporate secretaries by 25%.25% productivity lift
- •Engineered Singapore statutory payroll calculation engines (CPF, SDL, and self-help group contribution logic) into the Orovault ERP architecture (Python, JavaScript, MySQL), guaranteeing 100% regulatory compliance and cutting calculation errors by 15%.100% regulatory compliance, 15% fewer errors
Product Manager / Senior Software Engineer
Architected enterprise FinTech tools, serverless data pipelines, and client-facing wealth management applications for Big 4 accounting firms and European family offices.
- •Architected and delivered an end-to-end custom Service Provider automation suite for a Big 4 Accounting firm using ReactJS and Python Flask, streamlining complex audit workflows and automating 80% of manual tasks, saving 1,000+ man-hours annually (~10 hours/week).80% manual tasks automated, 1,000+ hrs/year saved
- •Engineered a fault-tolerant cloud data transfer pipeline leveraging AWS Lambda, SFTP, and Python Flask, boosting inter-system data accuracy from 70% to above 90% while cutting manual data handling effort by 50%.>90% data accuracy, 50% less manual effort
- •Engineered an algorithmic tiered pricing engine integrated with Stripe API and Python Flask, dynamically calculating high-volume billable transactions based on tiered volume thresholds, driving a 12–15% increase in first-year revenue.12-15% revenue expansion
- •Built a cross-platform mobile expense and portfolio tracking application for iOS and Android utilizing Flutter, significantly improving client budgeting efficiency and on-the-go portfolio visibility.Cross-platform mobile launch
- •Partnered with financial domain specialists and frontend/backend engineers to overhaul data visualization dashboards using ReactJS, Node.js, and Flask, generating a 40% surge in user engagement.40% increase in user engagement
- •Successfully led technical compliance and security controls to pass the rigorous IHS Markit KY3P Audit with zero non-conformities, establishing institutional trust and supporting secure document systems for 20+ wealth bankers (95% adoption) and European UHNW clients (98% satisfaction, 95% retention).Zero audit non-conformities, 98% client satisfaction
- •Led the engineering team to secure Top 40 placement at both the 2019 and 2020 Singapore FinTech Festivals.Top 40 FinTech Award (2x)
Software Engineer
Developed high-traffic web and mobile applications utilizing gaming telemetry data and location-based APIs.
- •Architected and built a League of Legends gaming analytics web application with real-time match history, telemetry statistics, and personalized champion recommendations, scaling to 10,000+ active users within 3 months of launch.10,000+ active users in 90 days
- •Developed a native Android application integrating Google Maps API to track and alert users to local store discounts, achieving 5,000+ downloads across the regional test market.5,000+ Android downloads
Key System Architectures & Deployments
Engineering Deep DivesBig 4 Tiered Billing & Transaction Algorithm
FinTech / SaaSEngineered a high-reliability transaction pricing and volume tiered billing engine integrated with Stripe API and Python Flask to calculate dynamic billing tiers based on transaction counts.
Serverless SFTP & AWS Lambda Data Pipeline
Cloud InfrastructureAutomated secure cross-organization financial data transfers between client accounting servers and internal analytical databases using serverless architecture.
Enterprise ERPNext Document Integration Engine
Enterprise ERPConstructed custom Frappe framework integrations connecting browser document editing surfaces directly into ERPNext and Orovault ERP systems.
League of Legends Match Telemetry Platform
Web AnalyticsHigh-concurrency web application aggregating match statistics and telemetry from public gaming APIs to deliver actionable build recommendations.
Education
Key Achievements & Certifications
Selected as one of the top 40 FinTech innovators at the world's premier financial technology event for two consecutive years.
Led technical compliance verification and risk management remediation, achieving zero non-conformities across enterprise third-party assessment standards.