DJ.
Software Engineer

Dulanga
Jayawardena

Building reliable systems for global teams.

Dulanga Jayawardena

Software engineer building distributed systems for global front-office teams. Worked across Sri Lanka, Hong Kong, and the U.S. Strong in Java and Python, with a focus on reliability, communication, and mentoring.

Hong Kong
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02
Experience

Where I've built.

Experience across finance, retail tech, and product engineering, with a focus on reliability, clear communication, and mentoring.

Built and operated reliable risk systems for front-office teams across multiple regions.

  • Built Java and Spring microservices for risk exposure across equities, derivatives, and FX, improving accuracy and stability
  • SME for the prod-parallel environment, driving scalability, performance, and global coordination
  • Automated end-of-day and QA workflows with Python, Perl, Bash, and SQL, while providing Level 3 support for JVM and C++ systems across four regions
JavaSpringPythonPerlBashSQLKafkaMQJenkins
03
Writing

Notes from the field.

Build notes, research breakdowns, and reflections on engineering, teamwork, and learning in public.

Building Software for Equity Risk at Morgan Stanley
Work
6 min read

Building Software for Equity Risk at Morgan Stanley

On the Equity Risk Technology team, I built the global services and pipelines traders and risk managers used to monitor exposure and PnL across the equity book in real time. A large part of the role w…

1 May 2025Read
VBrands — Technology Consultant & Digital Operations
Work
4 min

VBrands — Technology Consultant & Digital Operations

At VBrands, I wore multiple hats across software development, automation, and digital operations for the company’s e-commerce platform and fulfillment pipeline. The role was deeply hands-on — backend…

31 December 2020
Studying Systems Engineering at CUHK
Education
4 min

Studying Systems Engineering at CUHK

During my time at The Chinese University of Hong Kong (CUHK), I combined coursework, projects, and extracurricular activities to build a strong foundation across software engineering, data science, an…

30 June 2020
Simulating the Spread of Opinions in Social Networks
Research
7 min read

Simulating the Spread of Opinions in Social Networks

How do opinions spread through social networks? This project explored that question using two well-known models in opinion dynamics: DeGroot (linear) and Bounded Confidence (non-linear), and proposed…

31 May 2020Read
Doing my exchange semester at Dartmouth College
Education
4 min

Doing my exchange semester at Dartmouth College

During my exchange at Dartmouth College, I studied at the intersection of health technology, materials science, and engineering design — working in advanced labs and alongside some of the brightest mi…

1 December 2018