Technical support and backend-focused engineer in fintech environment
Looking for a job
Budi S Wijaya
@budiswijaya
Technical Support Engineer | Backend Systems | API Debugging, Financial Data Pipelines
IndonesiaWhat I'm looking for
Technical support engineer specializing in financial systems debugging and API-level troubleshooting. Fluent in Mandarin (HSK 5), English, and Indonesian — experienced supporting Chinese-speaking clients and stakeholders in fintech environments. Built and debugged a production-style transaction processing pipeline in Python and TypeScript, investigated classification failures through REST API testing and log analysis, and documented root causes with structured incident reports. Background in high-volume financial operations including transaction reconciliation, discrepancy investigation, and payment flow monitoring.
Experience
Work history, roles, and key accomplishments
PD
Current
TECHNICAL PROJECT
Professional Development
Jul 2025 - Present (11 months)
Data Normalization & Categorization Engine – TypeScript, React, Python, PostgreSQL
A web-based data processing tool that ingests heterogeneous datasets from multiple file formats and transforms inconsistent records into a standardized schema using structured parsing and validation to enable reliable downstream processing.
• Performed transaction reconciliation by validating high-volume in/out financial flows, ensuring zero discrepancy across operational records
• Maintained accuracy of financial data supporting overall ledger integrity and reporting
• Coordinated with internal stakeholders to resolve inconsistencies and improve financial process efficiency
• Daily reconciliation of high-volume transactions across internal systems and external payment channels, ensuring accuracy and completeness
• Investigated and resolved transaction discrepancies, identifying root cause of reconciliation breaks
• Tracked and validated incoming and outgoing fund flows, ensuring consistency between operational records and financial data aligned with ledger reporting
• Maintained and diagnosed production testing equipment through daily checks and calibration to prevent manufacturing delays
• Resolved hardware and process failures under time constraints to minimize downtime and ensure operational stability
PK
Assistant Manager - Import
PT. Indo Fudong Konstruksi
Dec 2020 - May 2021 (5 months)
• Reviewed import documents (Bill of Lading, Commercial Invoice, Packing List, COO) and validated HS Code tax classifications against INTR regulation
• Coordinated with PPJK and logistics teams for timely container clearance and assisted with legal entity documentation and contract translation
PP
English Teacher
Private / Part-Time
Sep 2017 - Feb 2018 (5 months)
Taught English to students from kindergarten to high school, improving language proficiency and student confidence through structured lessons.
IN
Computer Technician (Intern)
Internship
Feb 2015 - Jul 2015 (5 months)
Performed hands-on hardware repair, software troubleshooting, and basic network maintenance to support IT operations.
Education
Degrees, certifications, and relevant coursework
UU
University Universal
Bachelor's Degree, Chinese Language Education
2016 - 2020
Activities and societies: Participants of Overseas Chinese Preschool Teacher Class in Guangzhou Children's School (2019–2020); completed thesis research.
Bachelor's degree in Chinese Language Education with participation in an overseas preschool teacher program in Guangzhou and a thesis comparing endocentric phrases between English and Chinese.
BS
Batam Business School
Vocational High School Diploma, Computer and Network Engineering
2013 - 2016
Activities and societies: Cisco Networking Certification.
Vocational high school program in Computer and Network Engineering with Cisco networking certification.
Tech stack
Software and tools used professionally
Availability
Looking for a job
Location
IndonesiaAuthorized to work in
Social media
Job categories
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