I'm Sonali Sidana, an Engineering Lead at Digii with 6+ years of experience building and scaling multi-tenant SaaS products. I currently lead a 10-member engineering team focused on architecture, production reliability, observability, and infrastructure efficiency.
Experience
Technical Lead / Senior Product Engineer II
June 2024 - Present • Bangalore
Digii
Lead the Communications & Workflows team, aligning roadmap execution with product goals and business outcomes.
Drive hiring, performance reviews, and career development for a high-performing engineering team.
Oversee production reliability and architectural governance while balancing feature delivery, scalability, and technical debt.
Spearheaded enterprise-grade observability using Google Analytics, Prometheus, Grafana, Loki, JavaMelody, and New Relic to enable real-time telemetry and data-driven incident management.
Led adoption of AI-assisted engineering workflows (Claude, Codex, Cursor) to improve debugging and developer productivity.
Senior Product Engineer I
July 2022 - May 2024 • Bangalore
Digii
Architected and deployed multi-node Elasticsearch infrastructure for scalable search across a multi-tenant platform.
Designed and implemented high-availability REST APIs using Spring Boot to support high-volume workflows.
Authored system design documents and collaborated with QA, DevOps, and Support teams for seamless end-to-end delivery.
Led critical production incident resolution through root cause analysis and cross-team coordination.
Product Engineer II
August 2021 - June 2022 • Bangalore
Digii
Delivered backend services across 10+ modules in a multi-tenant SaaS platform.
Improved database performance through query optimization, indexing, and schema tuning.
Led debugging and resolution of high-priority production issues to improve system reliability.
Supported architecture decisions with impact analysis from hands-on AWS and MySQL experience.
Product Engineer I
August 2020 - July 2021 • Bangalore
Digii
Joined Digii as an engineering intern and transitioned into a full-time product engineering role.
Modernized the frontend stack from ES5 to ES6 to improve maintainability and modularity.
Built scalable workflow automation APIs using Java and Spring Boot.
Optimized database queries to improve response times and overall platform efficiency.
Education
Vellore Institute of Technology, Vellore
Master of Computer Applications
2020
MCM DAV College for Women, Panjab University, Chandigarh
Bachelor of Computer Applications
2018
Tech I Work With
Java
Spring Boot
AWS
Elasticsearch
Prometheus
Grafana
MySQL
React
TypeScript
JavaScript
HTML5
CSS3
Angular
System Design
Selected Work
Flagship Initiative
Incident Explainer
Incident intelligence for quicker debugging and clearer postmortems
From Incident Noise to Actionable Insight
Incident Explainer focuses on making production incidents easier to understand by structuring context, surfacing probable causes, and organizing next steps for faster recovery and better engineering communication.
I'm always excited to collaborate, innovate, and build meaningful backend systems. Whether you have a project, leadership opportunity, or just want to connect, let's talk.