Jonathan Tan

Experience

• 

  ISPE Singapore Affiliate Student Chapter

  Mar 2016 - Mar 2018

  • Event Coordinator

    Mar 2017 - Mar 2018

  • Treasurer

    Mar 2016 - Mar 2017
• 

  A*STAR Institute of Chemical and Engineering Sciences

  Mar 2017 - Aug 2017

  Research Intern

  • Performed more than 800 screening and characterisation experiments in research and development of pharmaceutical combination products to overcome poor drug stability• Conducted comparative qualitative analysis of novel pharmaceutical eutectic and cocrystals, discovering 4 novel cocrystals with sustained solubility for potential development of weight loss management formulations

• 

  SMU Emerging Markets

  Sept 2020 - Feb 2022

  • Led 2 associates to conduct macroeconomic and equity research of companies within Emerging Europe, covering sectors such as Russia’s Food Retail Industry and Kazakhstan’s FinTech Industry.• Conceptualised and published the club’s summer research publication, covering China’s Semiconductor Industry • Analysed business performance of public equities within the Commonwealth of Independent States, specifically Russia's Residential Construction industry and Kazakhstan's Oil and Gas industry

  • Desk Director (Emerging Europe), Training Director

    Feb 2021 - Feb 2022

  • Research Analyst (Commonwealth of Independent States)

    Sept 2020 - Jan 2021
• 

  The Mentoring Circle

  Sept 2020 - now

  Mentee and Mentor

  Mentee in the 4th and 5th CirclesMentor in the 6th, 7th and 8th Circles

• 

  Taak!Zone

  Feb 2021 - Mar 2021

  Project Management Intern
• 

  TrueVA Capital Pte Ltd

  May 2021 - Feb 2022

  Data Engineer Intern

  • Designed, proposed and implemented python ETL data pipeline and architecture to derive business insights for dental clinics, improving the minimum viable product (MVP) runtime from 40 minutes to 5 minutes• Configured and deployed Linux virtual machines on DigitalOcean and Google Cloud Platform for remote MySQL database management and continuous data pipeline• Configured Infrastructure as Code (IaC) for data warehouses and local and virtual machine environments• Deployed secured Jupyter-Lab server for real-time collaborative machine learning development• Tuned Scikit-Learn machine learning models with remote data version control to optimize client performance Show less

• 

  Zendesk

  Feb 2022 - Aug 2022

  Software Engineering Intern

  Chat Backend - Scalability & Reliability• Hashed OAuth2 data at rest to improve data security for more than 200,000 clients, with 0 API downtime• Employed MySQL database locks to prevent race conditions between concurrent API requests, improving reliability• Triaged and monitored production API requests using Datadog metrics and logs

• 

  Autodesk

  Jan 2023 - Jun 2023

  Software Engineer Intern

  Autodesk Developer Enablement – Database• Designed and developed an end-to-end deep deterministic policy gradient machine learning-based service to tune AWS RDS MySQL databases, integrating sysbench, AWS Lambda and AWS Sagemaker to reduce tuning time from 8 hours to 30 minutes• Single-handedly built a serverless CRUD API on AWS Lambda and API Gateway to enable dynamic rate limits, removing the need for redeployment to enact temporary rate limit changes• Developed Go application to translate GitHub events into Slack messages, automating communication for pull request reviews Show less

• 

  PayPal

  Aug 2023 - Dec 2023

  Software Engineer Intern

  Compliance - Live Issues• Designed retry logic for failed Kafka message consumers to improve service resilience during high traffic periods• Enhanced the core Java Spring Boot Compliance API and packages’ error handling of downstream dependencies through clearer Exception class attributes, reducing unhandled errors due to malformed client requests and improving service debugging clarity• Built React data table visualisations of commonly queried data with sorting and filtering features for an internal triaging tool, omitting ad-hoc database querying from the triaging workflow• Implemented API caching across React components to eliminate duplicate API calls, reducing load times and request overheads Show less

• 

  Coinbase

  May 2024 - Aug 2024

  Software Engineer Intern

  • Won 2nd of 10 teams at the APAC intern hackathon with a discovery platform and credibility scoring system for BASE applications• Built Cadence workflow and Datadog alerts to monitor bank account balance for automated transfers of floating balance funds• Integrated gRPC and GraphQL services and extended existing APIs to match push deposits and its return payment transactions, improving investigation efficiency for failed deposits in internal admin tools• Designed and implemented multi select filters to improve search functionality across payment review cases Show less