Aravind Sundaresan

Backend Engineer

Chennai, Tamil Nadu, India9 yrs experience

Most Likely To SwitchHighly Stable

Key Highlights

Built infrastructure for 17,000+ microservices at Microsoft.
Designed device orchestration for 100+ physical devices.
Automated 70-80% of manual workflows in large-scale systems.

Stackforce AI infers this person is a Backend Infrastructure Engineer with expertise in SaaS and IoT solutions.

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Skills

Core Skills

Platform EngineeringDistributed SystemsTest AutomationDeveloper ProductivityDevice Infrastructure

Other Skills

AWSAnalysisArtificial Intelligence (AI)Automation ToolingAzure (Service Bus, Functions, Cosmos DB, Redis)Azure FunctionsAzure Service BusBootstrapC#C++CI/CDCascading Style Sheets (CSS)Compliance and Data HygieneContinuous DeliveryContinuous Integration

About

I'm a Senior Backend Engineer with 7+ years building infrastructure platforms at Microsoft and Amazon, specializing in distributed systems, automation, and device orchestration at scale. 💡 CORE EXPERTISE: Platform Engineering & Infrastructure: - Built metadata correction platform serving 17,000+ microservices with event-driven architecture - Designed Alexa Device Farm infrastructure - deterministic testing for physical devices at scale - Automated 70-80% of manual workflows through robust tooling and CI/CD integration Distributed Systems & Scale: - Event-driven architectures handling burst traffic (fan-in patterns, backpressure management) - Optimistic/pessimistic concurrency control (Redis, Cosmos DB e-tags) - Infrastructure reducing developer setup time from 60+ mins to under 20 mins Device Infrastructure (Unique Strength): - Built device orchestration platforms for 100+ physical devices running 24/7 - Converted 80-85% manual test cases to automation across hardware-software integration - Created deterministic test infrastructure for consumer electronics at scale 🎯 WHAT I'M LOOKING FOR: Senior/Staff Engineer roles in: - Backend Infrastructure & Platform Engineering - Distributed Systems & Event-Driven Architectures - Device Infrastructure & Test Automation - Developer Productivity & Internal Tooling 📍 Open to: Bangalore, Hyderabad, Mumbai, Pune, or Remote (India) 🔧 TECH STACK: Languages: Java, C#, Python, JavaScript Platforms: Azure (Service Bus, Functions, Cosmos DB, Redis), AWS Patterns: Event-driven systems, microservices, distributed systems, CI/CD 💬 Let's connect if you're building infrastructure platforms, developer tools, or device testing systems at scale.

Experience

Microsoft

Software Engineer 2

Aug 2021 – Present · 4 yrs 7 mos · Hyderabad, Telangana, India · Hybrid

Built infrastructure platforms and automation tooling serving 17,000+ microservices across Microsoft's service ecosystem.
Key Projects:
📊 Metadata Correction Platform (Event-Driven Architecture)
Designed and led development of distributed data integrity platform processing millions of service metadata records
Implemented 3-layer architecture: ingestion (Azure Service Bus), compute (Azure Functions with validation/update engines), persistence (Cosmos DB)
Solved burst traffic challenges using Redis for traffic reshaping and e-tags for optimistic concurrency control
Reduced manual service audit toil by 70% through automated validation and correction workflows
Pioneered adaptive policy (95% optimistic, 5% pessimistic concurrency) after observing 50+ retry storms
🪟 Windows Platform Validation & Test Automation
Built UI validation framework using PowerApps and RPA (Microsoft Power Automate), reducing UI-related bugs by 40%
Created automation gates for CI/CD pipelines ensuring Windows developer builds meet quality standards before release
Developed 120-130 automated test suites converting manual QA workflows to deterministic automation
Built ARM-based platform validation tooling achieving 80%+ test coverage for hardware compatibility
⚡ Developer Productivity Infrastructure
Created internal tooling reducing environment setup time from 60+ mins to under 20 mins (3x improvement)
Designed admin tools for data hygiene enforcement across 17,000+ service inventory entries
Implemented "Test in Production" (TIP) telemetry framework - C++ header functions for Windows platform observability
Ran office hours and mentorship programs to drive adoption of telemetry and automation best practices
Tech Stack: C#, Azure (Service Bus, Functions, Cosmos DB, Redis), PowerApps, Python, CI/CD, Event-driven systems

C#Azure (Service Bus, Functions, Cosmos DB, Redis)PowerAppsPythonCI/CDEvent-driven systems+2

Amazon

Software Test Engineer

Sep 2017 – Aug 2021 · 3 yrs 11 mos · Chennai Area, India · On-site

Built device testing infrastructure and automation frameworks for Alexa ecosystem, enabling deterministic testing at scale across physical devices.
Key Projects:
🔧 Alexa Device Farm Infrastructure
Designed and implemented deterministic test infrastructure for physical Alexa devices (Echo, Fire devices, Fire tablets)
Built device orchestration platform enabling 24/7 automated test execution across 100+ physical devices
Created device provisioning and Wi-Fi registration automation, reducing daily manual setup time by 15-20 mins per engineer
Converted 80-85% of manual test cases (sanity → E2E) into automated suites, dramatically accelerating release cycles
🧪 Test Automation & CI/CD Pipeline
Architected and co-authored 40+ automated test cases with deterministic behavior for hardware-software integration
Built root cause analysis and log diagnostic tools improving defect triage efficiency by 30%
Integrated automated validation workflows into CI/CD pipelines for faster build qualification
Partnered with SDETs to expand regression testing capabilities and strengthen framework robustness
📈 Quality & Reliability
Executed functional and regression testing across fast-paced release cycles ensuring consistent device quality
Documented test protocols, build validation guidelines, and defect tracking using JIRA
Improved SLA resolution time through automated diagnostics and better observability
Tech Stack: Java, Python, AWS, Device Automation, CI/CD, Test Frameworks, JIRA

JavaPythonAWSDevice AutomationCI/CDTest Frameworks+3

Omg labs

Technical Lead

Apr 2017 – Sep 2017 · 5 mos · Chennai Area, India

Spearheaded customer acquisition through a subscription-based model, boosting customer traffic by 15–20% in key market segments.
Led end-to-end project delivery — from strategy and design to technical implementation and deployment.
Managed vendor relationships and integrated e-commerce tools such as site search and email marketing solutions, improving digital presence by 25–35%.
Played a key role in achieving Amazon Launchpad selection, positioning OMG Labs among top emerging startups for international expansion.
Coordinated across product, marketing, and tech teams to ensure agile execution and sustainable growth infrastructure.