Jan 2023 – Oct 2025 · 2 yrs 9 mos · Singapore · Hybrid

• Key engineer building up data infrastructure from scratch, enabling departments to make data-driven decisions.
• Spearheaded design and rollout of data platform, expanding data-driven decision-making beyond management.
• Built self-serve data upload feature, improving platform usability and reducing engineering support overhead.
• Evaluated Snowflake and Tableau to guide build-vs-buy decisions, balancing cost, scalability, and team capabilities.
• Migrated subscription data from legacy to new database, ensuring continuity of billing operations.
• Designed and built One Big Table (de-normalised schema), improving query performance from minutes to seconds
• Automated BI pipelines onto AWS, reducing 20% load of analyst
• Technology used: Python, Metabase, Terraform, AWS, Dagster, CI/CD, PostgreSQL, Athena, dbt, Power Automate

Sep 2021 – Nov 2022 · 1 yr 2 mos · Singapore

• Part of the ML Platform team, delivering production-ready MLOps tools and infrastructure for data scientists.
• Built real-time ETL tools in Golang, improving latency by up to 30x.
• Developed modular plugins enabling near plug-and-play (~5 mins) integration of key MLOps features, reducing development time by >80%.
• Saved $30,000/month in Google Cloud spend via flat-rate BigQuery optimization.
• Provisioned ML infrastructure with Terraform, Helm, Kubernetes on GCP.
• Other key tech: Java, Gitlab, BigQuery, Docker, CICD, ReactJS, Scikitlearn, PyTorch, Tensorflow, GPRC, Spark, Grafana, Prometheus

Nov 2020 – Aug 2021 · 9 mos · Singapore

• Built an AI-powered reading assistant for language learners to surface content at appropriate readability levels.
• Performed data labelling using snorkel, resulting in 40x speed up for labelling 40k data points.
• Trained and fine-tuned a multi-class readability classifier (F1: 92%).
• Developed full-stack PoC: mobile frontend (Flutter) + microservice backend (FastAPI, Azure).
• Technology used: Python, TensorFlow, PyTorch, BERT, ELMo, Scikit-learn, XGBoost, Flutter, FastAPI, Azure, Docker

Mar 2015 – Nov 2020 · 5 yrs 8 mos · Singapore

• Oversaw all aspects of a small business including operations, technical work, customer service, and strategic planning.
• Managed client engagement, schedules, resources, and project execution under tight constraints.
• Delivered creative, custom solutions to meet unconventional client requirements.

Nov 2010 – Feb 2015 · 4 yrs 3 mos · Singapore

• Built mission-critical, soft real-time systems for national defence projects.
• Improved inference engine capacity 20x via algorithm optimization.
• Developed ETL pipelines for structured/unstructured sources using Java, Apache Camel, and MongoDB.
• Created a code generator to automate boilerplate code, cutting dev time by 3 months (Awarded Innovation Award).
• Languages: C++, C, Java EE