JN

Javian Ng

FULL-STACK INFRASTRUCTURE ARCHITECT& LLM SOLUTIONS ENGINEER

I conceptualize and fabricate scalable infrastructure and LLM solutions.

Based in Singapore πŸ‡ΈπŸ‡¬

thinker, builder, engineer

About Me

I engineer cutting-edge infrastructure and AI systems as a Full-Stack Infrastructure Architect and LLM Solutions Engineer.

I craft cloud-native systems and dynamic AI pipelines, focusing on robust, maintainable solutions that drive real-world impact.

I architect scalable systems, optimizing infrastructure costs while ensuring peak performance and reliability. My expertise spans microservices design, RAG systems, and language model fine-tuning.

What I Do

LLM Pipeline Development
Building AI pipelines with Langchain and custom RAG systems for advanced NLP applications.
Full Stack Development
Creating responsive web applications with React and cloud-native backend solutions.
Design and Creative
Crafting intuitive and visually appealing digital experiences with a focus on usability.
Entrepreneurial
Identifying opportunities and building scalable MVPs that solve real-world challenges.

Skills

Frontend Development

Translating design concepts into interactive web applications with modern frameworks and libraries.

Backend & Infrastructure

Building robust server-side architectures and infrastructure to power scalable applications.

AI & Machine Learning

Leveraging cutting-edge AI and ML technologies to build intelligent systems and applications.

Data Engineering

Architecting data pipelines and analytics solutions to extract valuable insights from raw data.

Software Development

Building robust applications across multiple platforms using various programming languages and frameworks.

Web3 & Specialized Tech

Exploring emerging technologies and specialized domains including blockchain and content management systems.

Work Experience

I help companies deliever products. With my expertise and well-rounded skillset, I bring about fresh perspectives and innovative solutions.

Bank of Singapore

Risk Analyst Intern

Bank of Singapore | Singapore

  • Engineered a predictive sentiment analysis dashboard leveraging Streamlit, FinBERT, and NER to correlate real-time news feeds from Refinitiv and Alphaverve with ticker price action, a solution subsequently adopted by a specialised internal team for its alpha-generation potential.
  • Conceptualised and developed a behavioral data science model to identify high-risk credit patterns, specifically targeting circular borrowing schemes, thereby enhancing early warning signals for potential account defaults and deficits.
  • Architected and deployed a suite of interactive risk dashboards using Power BI and SQL, including FX Derivative Monitoring and Bulk Review systems, enabling risk managers to visualize complex holdings and drastically reduce manual portfolio screening time.
  • Programmed automated group-wide reporting workflows using VBA and Macros to uncover security concentration across multiple banking entities, streamlining data consolidation and optimizing regulatory reporting cycles.
  • Spearheaded quantitative research on historical market crises to calibrate stress testing parameters and automated the testing environment, ensuring robust portfolio resilience against geopolitical shocks and market volatility.
Machine LearningLarge Language ModelsRisk ManagementSQLData ScienceMacroeconomics
Parametriks

Machine Learning and Software Engineer Intern

Parametriks | Paris, France

  • Conceptualised and fabricated a full-stack application leveraging on next.Js and aws, engineering core features such as generative ai capabilities and natural language video querying to boost user experience and functionality.
  • Architected and deployed a scalable aws infrastructure with aws cdk, including vpc, aurora serverless rds, lambda, api gateway, glue, s3, and athena, streamlining multi-developer collaboration.
  • Conceptualised and programmed advanced ai capabilities with a text-to-sql workflow using bedrock, attaining 80% accuracy in natural language query conversion and enabling insights across datasets and document repositories.
  • Engineered automated ai/ml data pipelines leveraging glue crawlers, athena, and sagemaker for real-time data ingestion, analysis, and prediction, decreasing operational overhead by 70% and enhancing system efficiency.
  • Designed and constructed interactive dashboards with dynamic data visualizations, enhancing usability and potentially reducing time stakeholders spend extracting insights by 50%.
  • Developed and tested secure, scalable restful apis using aws api gateway, integrating with aws lambda, aws rds and dynamodb to enable robust serverless architectures.
  • Designed and deployed scalable postgresql and nosql databases, ensuring data integrity and adaptability to handle complex datasets from multiple insurers and clients.
  • Authored comprehensive technical documentation covering infrastructure, workflows, and architecture, predicted to reduce onboarding time for new developers by 50% and facilitating cross-team collaboration.
AWSAWS CDKMachine LearningSystem ArchitectureFull-StackTypeScriptReact.jsNext.jsPostgreSQLDynamoDB
SIgN Logo

Research Intern

Singapore Immunology Network (SIgN) | Singapore

  • Spearheaded analysis of large-scale genomic datasets (>7 million rows), leveraging advanced bioinformatics techniques to uncover critical insights that directly influenced research directions and decision-making
  • Designed and implemented a custom automated pipeline by integrating 11+ open-source bioinformatics tools, reducing manual intervention by 40% and accelerating data processing timelines by 30%
  • Engineered robust Shell and Python automation scripts to extract and classify cell barcodes, segment TCR Ξ± and Ξ² chains at single-cell level, and reconstruct TCR chains via de novo assembly, enhancing reproducibility and scalability
  • Revolutionized cell barcode extraction methodologies, achieving a 258% increase in barcode recovery (from 608,700 to 2,181,878), improving data quality and downstream analysis accuracy
  • Pioneered a novel Python-based algorithm to separate TCR Ξ± and Ξ² chains without reliance on a whitelist, achieving 90% accuracy across 100 unique cell barcodes using Ward's linkage clustering, setting a new benchmark for TCR chain analysis
  • Tailored Shasta for TCR-specific assembly of Ξ± and Ξ² sequences, overcoming configuration constraints and pioneering novel methodological advancements
  • Co-authored β€œRefining TCR clonotype identification with long-read sequencing technique” submitted to Society for Immunotherapy of Cancer (SITC), as third author and first intern co-author, positioned among full-time researchers highlighting significant contributions to research project
BioinformaticsData ScienceMachine LearningResearch
NUS SoC Computing Club

President

NUS SoC Computing Club | Singapore

  • Directed a team of 30 executives to organize 20+ high-impact events, including orientation camps, hackathons, and networking sessions, reaching 5,000+ undergraduates and achieving a 90% participant satisfaction rate
  • Strategically managed and allocated a $300,000 annual budget across 4 departments, optimizing resource distribution to maximize event quality and club engagement
ManagementLeadershipProject Management
LFG Logo

Software Engineer Intern

LFG | Ho Chi Minh City, Vietnam

  • Led collaboration with a cross-functional team of 4 developers to design and implement 10+ website features
  • Partnered with 3 UI/UX designers to ensure a 100% responsive and user-friendly interface
  • Conducted business development and product pitching at networking events to VCs
TypeScriptPrisma StudioTRPCReact.js
ABYA Logo

Software Engineer Intern

ASEAN Business Youth Association | Singapore

  • Orchestrated a cross-functional team of 7 (3 developers, 2 UI/UX designers, 2 copywriters) across 3 ASEAN countries to develop and deploy a full-stack web application eliminating monthly downtime from 6% to 0%
  • Conduct code revisions and optimisation on a bi-weekly basis
TypeScriptReact.jsFirebaseProject ManagementScrum
RSAF Logo

Sergeant

Republic Singapore Air Force | Singapore

  • Pioneered NSF Council to improve welfare and camaraderie among 20+ NSFs across 3 departments, organizing 3 impactful welfare eventswithin 4 months
  • Recognized as β€œBest Airman of the Month” in August 2021 for exceeding expectations and demonstrating initiative
  • Selected amongst 100+ NSFs to represent RSAF in National Day Parade 2021 and SAF Day 2021 as part of Guards of Honour, showcasing discipline, precision, and teamwork in high-profile national events
Project Management

Projects

Because I love building, learning and solving problems. Here are my top 3 favourite projects.

AdVizor
A powerful Django-based web application that provides real-time analytics and visualization for advertising campaign performance data.
PythonDjangoDataVisualizationAnalyticsWebDevelopmentMarketingDashboardRealTime
AdVizor preview
Annoying Reminders
A modern Java desktop application that helps users stay productive through playful accountability and escalating reminders.
JavaJavaFXDesktopTaskManagementProductivityUI/UXGSONMaven
Annoying Reminders preview
Fraud Detection System
A sophisticated real-time transaction monitoring application using machine learning to detect fraudulent activities.
JavaJavaFXMachineLearningWekaH2DatabaseMavenDataAnalysisRealTime
Fraud Detection System preview
Project Janus
Work in Progress (W.I.P.)
Notebook LM for investment and risk decision

What People Say About Me

Thomas Fayon
Founder & CEO of PARAMETRIKS, ex-Shift Technology Co-founder & COO
Th
β€œJavian's dedication and seriousness toward his work are evident in every project he undertakes. Whether faced with complex architectural challenges or tight deadlines, Javian consistently delivers solutions that are both robust and innovative. His technical expertise in backend development, particularly in designing scalable and efficient systems, has been instrumental in advancing our platform's performance and reliability.”

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Shivang Gupta
Co-Founder & CEO Asia of PARAMETRIKS, Research Fellow at Massachusetts Institute of Technology
Sh
β€œJavian played a pivotal role in several high-impact projects, especially in the domains of artificial intelligence, database management, and AWS development. His expertise in AI was particularly evident in the design and deployment of intelligent systems that enhanced the performance of our software.”

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Mai Chan Lau
Assistant PI, Advanced Spatial Omics with Quantum and Generative AI, BioMedical DataHub, Bioinformatics Institute (BII)
Ma
β€œJavian possesses the qualities of an excellent data scientist and problem-solver. Not only is he adept at identifying issues, but he also has a natural ability to develop efficient solutions. Notably, he proposed and implemented innovative approaches in setting up a new pipeline for long-read sequencingβ€”an essential component of a cancer vaccine development project.”

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Foo Shi Hong
Co-Founder, CTO LFG
Fo
β€œJavian actively and passionately engaged in the design and implementation of website and product features. His enthusiasm for web development was evident in the high-quality work he consistently delivered. Javian's ability to write clean, efficient, and maintainable code using modern programming languages, such as TypeScript and React.js, was truly impressive.”

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Darryl Han
Co-Founder, CEO LFG
Da
β€œFrom the very beginning, you demonstrated a remarkable enthusiasm for learning and a strong commitment to your role. Your eagerness to delve into new technologies and your willingness to take on challenges head-on greatly impressed us.”

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Zen Academy
Taekwondo Club
Ze
β€œA well-liked and hardworking fighter, Javian trained hard and persevered through the tough trainings which was physically and mentally exhausting. He gave his 100% during trainings and never had his head down despite losing to his well-experienced black-belt seniors numerous times, always standing back up to fight back.”

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