Ranjith baboo Sukumaran — CEO

Application Support Engineer with 10+ years of hands-on experience supporting and stabilising .NET ( On Prem and Cloud ) and SQL-based enterprise platforms across Banking (Derivatives), Insurance, Retail, and Healthcare environments. I specialise in L2/L3 production support, incident management, and deep technical troubleshooting, with a strong focus on improving system reliability, reducing downtime, and ensuring high availability of business-critical applications. My experience goes beyond reactive support I have led efforts to re-engineer and stabilise legacy applications with high incident volumes, transforming them into more reliable, observable systems. This includes identifying architectural bottlenecks, optimising DB performance, improving logging/monitoring, and implementing long-term fixes to prevent recurring issues. Key Impact & Achievements ⚡ Reduced major incident resolution time (MTTR) to under 10 minutes through structured and enhanced monitoring 📉 Decreased recurring production incidents by 40–60% by performing RCA and implementing permanent fixes 🛠️ Re-engineered legacy applications with frequent production failures, significantly improving stability, reducing incident volume, and enhancing system maintainability 🗄️ Improved SQL query and stored procedure performance by up to 800%, increasing throughput and reducing system latency 📊 Enhanced observability for Cloud Based Platforms using Azure Application Insights, enabling proactive issue detection and faster resolution 🔄 Resolved hundreds of high-priority production incidents, ensuring minimal business disruption across critical systems Core Expertise • L2/L3 Application & Production Support (.NET, Asp.Net Core / C# / SQL Server) • Incident, Problem & Change Management (ITIL-aligned) • Debugging production issues (logs, APIs, Windows services, batch jobs, IIS , Azure ) • SQL optimisation, performance tuning, and data fixes • Monitoring & alerting (Azure Application Insights, dashboards) • Root Cause Analysis (RCA) and continuous improvement • Legacy system stabilisation and supportability enhancements • Cross-team collaboration with Dev, DevOps, and business stakeholders I’m focused on Application Support Engineer, Production Support Engineer, and .NET Support roles in the UK, where I can contribute to system stability, operational excellence, and improved customer experience. If you’re hiring Production Support Engineers and solve and stabilize complex systems ( including legacy) , I’d be happy to connect. 📩 ranjithbaboo.s@gmail.com

Stackforce AI infers this person is a Backend-heavy Fullstack engineer with extensive experience in Fintech and SAAS.

Location: London, United Kingdom

Experience: 11 yrs 4 mos

Skills

Application Support
Microsoft Azure
Production Support
Microsoft Sql Server
Incident Management

Career Highlights

Reduced major incident resolution time to under 10 minutes.
Decreased recurring production incidents by 40-60%.
Improved SQL query performance by up to 800%.

Work Experience

Athen

Azure Application Support Analyst and Technical Lead (2 yrs 7 mos)

Sainsbury's

Customer Assistant (3 mos)

EXL

Production Support Lead (1 yr 3 mos)

Fully Filmy

Script Writer & Director (4 mos)

OttaKaalana

Founder and Content Creator (6 yrs 2 mos)

Tata Consultancy Services

Senior Dotnet Developer and Support Analyst (3 yrs 11 mos)

BNY

Junior C#.Net and SQL Support Analyst (3 yrs 3 mos)

Education

Bachelor of Engineering - BE at Government College of Technology, Coimbatore

Ranjith baboo Sukumaran

CEO

London, United Kingdom11 yrs 4 mos experience

Most Likely To Switch

Key Highlights

Reduced major incident resolution time to under 10 minutes.
Decreased recurring production incidents by 40-60%.
Improved SQL query performance by up to 800%.

Stackforce AI infers this person is a Backend-heavy Fullstack engineer with extensive experience in Fintech and SAAS.

Contact

Skills

Core Skills

Application SupportMicrosoft AzureProduction SupportMicrosoft Sql ServerIncident Management

Other Skills

Root Cause AnalysisAzure MicroservicesAzure Service BusOAuth 2.0OIDCAzure Application InsightsOpenTelemetryCritical ThinkingCustomer SupportPeople ManagementInterpersonal CommunicationDevOpsASP.NET CoreDeployment SupportProduction Incident Resolution

About

Experience

11 yrs 4 mos

Total Experience

2 yrs 3 mos

Average Tenure

2 yrs 7 mos

Current Experience

Athen

Azure Application Support Analyst and Technical Lead

Oct 2023 – Present · 2 yrs 7 mos · United Kingdom · Remote

Led production support and hotfix management for cloud-native microservices on Azure App Services and Azure Functions, ensuring rapid incident resolution and minimal downtime in live environments.
Defined and enforced branching and release strategies (GitFlow/trunk-based) to streamline parallel development, reduce merge conflicts, and ensure predictable, low-risk deployments across environments.
Coordinated end-to-end release cycles across development, QA, and DevOps teams, including go/no-go decision-making, to ensure production readiness and maintain high system reliability and uptime.
Designed and implemented UAE Pass SSO Integration using OAuth 2.0 and OIDC, reducing onboarding and identity verification time by 40% while enforcing secure JWT-based authentication for protected APIs
Re-architected long-running Logic Apps workflows into an event-driven Azure Service Bus Pub/Sub platform, reducing processing latency from 20 minutes to microseconds.
Engineered and built centralized monitoring and observability using Azure Application Insights and OpenTelemetry, reducing troubleshooting time to under 10 minutes
Led a team of 6 engineers to build and deploy cloud-native microservices on Azure using C#,ASP.NET Core, Azure App Services, Azure Functions, Key Vault, and Azure Managed Identity.
Integrated 3+ external REST APIs into a fault-tolerant microservices platform, implementing robust error handling and automated retries to ensure high availability.

Microsoft AzureRoot Cause AnalysisAzure MicroservicesApplication SupportAzure Service Bus

Sainsbury's

Customer Assistant

Oct 2023 – Jan 2024 · 3 mos · London Area, United Kingdom · On-site

Delivered high‑quality customer service in a fast‑paced UK retail environment.
Recognised for strong interpersonal communication and problem-solving while assisting customers from diverse cultural and age backgrounds
Supported store operations including stock management, tills (especially on busy days) and customer queries.
Identified high wastage patterns and proposed a charity‑driven redistribution model to ensure unsold groceries and bakery items reached people in need instead of being discarded.

Critical ThinkingCustomer SupportPeople ManagementInterpersonal Communication

Exl

Production Support Lead

Feb 2022 – May 2023 · 1 yr 3 mos · Remote

Migrated on‑prem long lived legacy C# systems to Azure App Services, cutting infrastructure maintenance effort by 50% and improving overall operational stability.
Modernized legacy web services into RESTful APIs for both Web and Mobile using .NET 6, improving integration performance and maintainability by 40%
Developed internal automation tools using C# that reduced manual production support effort by over 15 hours per week.
Built and mentored an offshore DevOps and support team, reducing operational costs by 75 %while improving response time and incident resolution.
Owned production hotfixes and release governance, implementing structured branching strategies and coordinating seamless deployments with development and support teams. Drove go/no-go release decisions to ensure production stability and minimize deployment risk.

Microsoft SQL ServerDevOpsASP.NET CoreDeployment SupportProduction Incident ResolutionProduction Support

Fully filmy

Script Writer & Director

Jan 2018 – May 2018 · 4 mos · On-site

Wrote and directed two of the top five most-viewed videos on the channel ( 4Million & 1Million views )
Created "Unhappy Women's Day", a viral video that earned recognition from YouTube India on Twitter.
Directed a social cause video on water conservation, which not only gained significant viewership but also helped raise funds for charity.
Pioneered the first commercialized science-based video on YouTube, opening new opportunities for creators in the space.

Film MakingBrand positioningScriptwritingFilm Direction

Ottakaalana

Founder and Content Creator

Sep 2015 – Nov 2021 · 6 yrs 2 mos · India · On-site

Built and scaled a digital content platform, growing a YouTube channel from 0 to 100,000+ subscribers.
Produced content generating over 4 million cumulative views, include brand pitching and brand mentions.
Managed end‑to‑end creative production including scripting, directing, budgeting, and vendor coordination.
Led a distributed team of 10 contributors, improving workflow efficiency and production timelines.

Video ProductionBrand positioningClient PresentationTeam Management

Tata consultancy services

Senior Dotnet Developer and Support Analyst

Oct 2011 – Sep 2015 · 3 yrs 11 mos · On-site

Delivered L2/L3 production support for enterprise .NET applications across Banking and Retail, resolving 100+ high-priority incidents and consistently reducing MTTR to under 15 minutes, ensuring minimal business disruption
Designed and built 3+ automation tools for file workflow monitoring (Bank of America), enabling proactive alerting and preventing major file-processing failures, improving operational reliability and reducing manual intervention by 40%+
Improved application performance and scalability by ~50% by implementing asynchronous processing patterns in C#, reducing system latency and increasing throughput during peak loads
Played a key role in a successful vendor transition by delivering strong documentation, incident handling, and stakeholder communication helping secure the account and supporting its growth to a 50+ member engineering team

L2/L3 Production SupportIncident ManagementStakeholder ManagementBatch ProcessingApplication MonitoringProduction Support

Bny

Junior C#.Net and SQL Support Analyst

Jun 2008 – Sep 2011 · 3 yrs 3 mos · On-site

Provided L2/L3 production support for .NET-based financial trading systems (futures, options, CDS).
Optimised SQL Server queries and stored procedures supporting financial transaction processing systems, improving query performance by 40%.
Resolved 200+ critical production incidents for a derivatives application dealing with futures, options, credit default swaps while maintaining strict SLA compliance for financial systems.
Analysed logs, identified root causes, and implemented preventive measures.
Refactored and supported production C#/.NET financial trading systems used for derivatives processing, improving stability and reducing production incidents by 20x.
Collaborated with traders, business users, and dev teams to restore services quickly.

Microsoft SQL ServerProduction SupportRoot Cause AnalysisService-Level Agreements (SLA)Issue Resolution ManagementASP.NET+1