Experience

Eleven years of production ownership across enterprise systems.

Chanaka De Silva has built and led software across CRM, field service, proptech, integrations, analytics, and applied AI systems for real operational teams.

Career

Production roles and responsibilities

A practical progression from full-stack delivery to architecture, customer-facing engineering, and AI-enabled enterprise systems.

2019 — Present

Senior Software Engineer

Enterprise PropTech SaaS Company / Remote

Senior engineer on an enterprise property technology and field service management ecosystem serving property managers, facility teams, and service suppliers.

Led architecture and delivery of a multi-tenant field service management platform handling thousands of daily work orders across web and mobile clients.

Designed the Microsoft Graph email integration that replaced 15-minute IMAP polling with webhook-driven sync, cutting email-to-CRM latency to under 5 seconds.

Built an AI document processing pipeline (OCR, LLM extraction, RAG retrieval) that automated compliance document handling for 40k+ documents per month.

Introduced event-driven architecture with an outbox pattern across core services, eliminating a class of cross-service consistency bugs.

Owned Stripe billing integration end to end: metered subscriptions, webhooks with idempotency guarantees, dunning, and revenue reporting.

Mentored a team of 6 engineers; established code review standards, CI/CD pipelines, and observability practices (OpenTelemetry, Prometheus, Grafana).

LaravelPHPPythonVue.jsMySQLRedisAWSKubernetesOpenAIMicrosoft GraphStripe

2016 — 2019

Software Engineer → Lead Engineer

Enterprise SaaS Consultancy / Colombo, Sri Lanka

Delivered CRM, workflow automation, and analytics products for enterprise clients across real estate, logistics, and professional services.

Built an enterprise CRM platform (leads, pipelines, activities, reporting) adopted by 200+ sales users, integrating SendGrid, Google APIs, and telephony.

Designed a workflow automation engine with a visual builder, conditional branching, and queue-backed execution processing 1M+ actions per month.

Developed a lead analytics dashboard aggregating multi-channel attribution data with sub-second query performance via pre-aggregation and Redis caching.

Drove the migration of legacy monoliths to service-oriented architectures on AWS with Docker and CI/CD.

PHPLaravelNode.jsVue.jsMySQLPostgreSQLRedisAWSDocker

2014 — 2016

Software Engineer

Software Solutions Firm / Colombo, Sri Lanka

Full-stack engineer building web applications and API integrations for SMB and enterprise customers.

Shipped customer portals, booking systems, and payment integrations for a dozen client projects.

Built REST APIs and OAuth2-secured integrations connecting client systems to third-party platforms.

Progressed from junior to mid-level engineer while owning increasingly complex modules end to end.

PHPJavaScriptMySQLLinuxREST APIs

Operating Model

Forward deployed engineering style

The common thread is ownership across discovery, architecture, implementation, deployment, customer validation, and operational support.

Embedded with business users to translate workflow pain into precise system requirements.

Comfortable moving between architecture diagrams, code, infrastructure, and incident response.

Focused on measurable outcomes: latency, automation rate, support load, revenue leakage, and reliability.