Capacity and latency
Rearchitected the routing stack to improve scalability and reduce latency.
Systems | Summits | Stories
Bala Ramsha
Engineer by day. Climber and writer after hours.
Current work
Scaling Voice Connectivity systems
Recent work at Twilio centers on scaling routing infrastructure, simplifying permissions, improving observability, and modernizing critical service foundations.
Data shape matters
Led a permission architecture redesign to improve storage efficiency.
Reliability under change
Modernized services through containerization, cellularization, and multi-region availability.
Know before users do
Built service fingerprinting capabilities to improve product reporting and operational visibility.
Work arc
Systems built for latency, scale, and trust.
I have spent my career close to backend systems with high traffic, real feedback loops, and enough operational weight to make design choices matter.
- Twilio Tech Lead on the Voice Connectivity platform.
- Amazon Alexa Full-stack and platform work across Java services, Rails tooling, and analytics.
- Expedia Backend services for fraud modeling, real-time scoring, shadow evaluation, and big-data processing optimization.
Personal and Academic Projects
Learning by building.
Distributed systems, applied ML, and search projects from school and side quests.
Configurable consistency
Implemented a distributed key-value storage system with configurable consistency controls.
Peer-to-peer lookup
Implemented a peer-to-peer lookup service based on a distributed systems research paper.
Answerable questions
Designed an end-to-end ML system to identify machine-answerable questions in tweets.
TensorFlow APIs
Improved resilience of Google TensorFlow cloud APIs.