Lakshmanan Lakshmanan
Verified Expert in Engineering
AWS Cloud Architect and Developer
Singapore, Singapore
Toptal member since February 20, 2023
Lakshmanan is a technologist with extensive experience of over 17 years. He has designed solution architecture, worked on product management, delivered system integrations, and managed data teams. Lakshmanan's complex software solutions have led to capability uplifts, cost reductions, and business process optimizations for Fortune 500 companies across banking, financial service, retail, software manufacturing, digital native, healthcare, and utility fields.
Portfolio
Experience
- Database Development - 18 years
- Migration - 15 years
- Database Design - 15 years
- AWS Cloud Architecture - 12 years
- Data Engineering - 9 years
- Amazon RDS - 8 years
- Data Analytics - 8 years
- Modernization - 8 years
Preferred Environment
Windows, Linux, Databases, Data Engineering, Data Analytics, Data Analysis, Performance, Scripting, Migration, Modernization
The most amazing...
...thing I've done is help enhance data quality for a fast fashion company, improving the store fallout rates by up to 15% and sales by up to 20% globally.
Work Experience
Senior Solution Architect
Amazon Web Services (AWS)
- Delivered high-touch assistance and guidance to enterprise customers as they shifted to a cloud-based operating model to incorporate AWS services into their overall architecture.
- Worked hand in hand with customer teams and AWS partners to provide deep expertise in the architecture, design, development, and implementation of cloud computing initiatives that resulted in tangible business outcomes.
- Delivered customized services and built repeatable solutions that accelerated AWS adoption and provided meaningful customer insights, informing our service roadmaps.
Manager and Data Architect
Charles & Keith
- Understood the current business processes in various regions where the company operates to build a scalable and flexible data architecture.
- Solved inventory issues and optimized season buying accuracy using a data platform built with AWS. This resulted in cash flow optimization and bottom-line improvement.
- Assisted in improving data quality, which reduced resource time in data checking and improved store fallout rates by 15% and sales by almost 20% in Singapore stores.
Senior Consultant
Freelance
- Designed, reviewed, and implemented data and digital solutions for a leading Canadian bank's wealth management division aligned with its global architecture guidelines.
- Reviewed current lifecycle management, data governance, and data infrastructure.
- Identified opportunities and access possibilities to move the infrastructure to hybrid cloud solutions based on the regional regulatory guidelines for various countries involved.
Project Delivery Lead
Freelance
- Worked as a data architect on a project delivery scope. Reviewed current data model, implemented data governance, and managed data lifecycle.
- Improved the quality of the loan portfolio, reducing regulatory capital by a few percentage points.
- Developed a centralized system for liquidity risk management, improved data quality, and reduced time for risk reporting.
Senior Database Administrator
CME Group
- Acted as a point of contact for a global database team in Singapore, overseeing over 200 Oracle 11g and 12c databases on Exadata and Microsoft SQL Server.
- Automated routine database administrator tasks using original equipment manufacturer (OEM) and custom scripts using Shell and Python.
- Planned and migrated the Oracle database from 11g to 12c.
- Managed quarterly disaster recovery testing and design.
Lead Database Architect
GFT Global Markets
- Planned, designed, developed, and implemented a special migration technique for migrating Japanese partners in the trading system using SQL and PL/SQL, saving $2 million year over year for the organization in the SDLC and support.
- Led a trading data lifecycle management project through all the phases along with the business, development, and support teams. This helped the organization with significant cost benefits and improved order management systems throughput by 40%.
- Participated in designing, developing, and implementing cost-effective disaster recovery solutions with processes and procedures for the trading platform in a public cloud in line with the business continuity plan (BCP) for technology risk.
Senior Consultant
Atos
- Managed a leading bank's multi-vendor database portfolio of over 50 applications and their databases, including release management and infrastructure-level activities like patching, backup, and disaster recovery tests.
- Tracked and fixed operational performance issues using remedy tools for the incident, change, and problem management.
- Worked as a database architect and helped implement a sports result system for the world's first Youth Olympic Games in 2010.
Lead Engineer
HCL Technologies
- Acted as a database developer, working on Oracle, SQL Server, IBM DB2 UDB, and MySQL at an offshore development center for our client, who specializes in customer relationship management (CRM) products.
- Headed a performance engineering team in charge of running performance, stress, and bench-marking tests for various client products.
- Oversaw database design and development of an open-source CRM product built using open-source technology stacks like Java, Apache Tomcat, and MySQL.
Experience
Prescriptive Guidance Pattern
Education
Master's Degree in CIO Practices and Information Systems
National University of Singapore - Singapore, Singapore
Post-graduate Degree in Business Management
IFMR Graduate School of Business at Krea University - Chennai, India
Bachelor's Degree in Electrical Engineering
Anna University - Chennai, India
Certifications
AWS Certified Solutions Architect Professional
Amazon Web Services Training and Certification
AWS Certified Data Analytics – Specialty
Amazon Web Services Training and Certification
AWS Certified Database – Specialty
Amazon Web Services Training and Certification
AWS Partner: Cloud Economics Accreditation
Amazon Web Services Training and Certification
AWS Certified Developer – Associate
Amazon Web Services Training and Certification
AWS Certified Solutions Architect – Associate
Amazon Web Services Training and Certification
Analytics and Machine Learning for Business Performance | Executive Program
Insead
Skills
Tools
Oracle Exadata, Amazon Simple Email Service (SES), AWS IAM, Veritas Cluster Server, AWS Step Functions, Amazon Virtual Private Cloud (VPC), Tableau, IBM InfoSphere (DataStage), SAP Materials Management (MM), Qlik Sense, Amazon Elastic MapReduce (EMR)
Languages
SQL-99, Java, Java 6, Perl, Bash Script, Transact-SQL (T-SQL), Snowflake
Paradigms
Database Design, Database Development, Change Management, ETL
Platforms
Linux, Oracle, AIX, IBM WebSphere, Windows, Amazon Web Services (AWS), AWS Lambda, Avaloq, QlikView, Qlik NPrinting, Magento, Salesforce
Storage
Databases, Oracle PL/SQL, Amazon Aurora, MySQL, PostgreSQL, Amazon DynamoDB, Oracle 11g, Oracle 12c, Veritas Volume Manager, SQL Server DBA, IBM Db2, Microsoft SQL Server, SQL Server 2016, SQL Server Integration Services (SSIS)
Frameworks
Hadoop
Industry Expertise
Marketing
Other
AWS Cloud Architecture, Migration, Amazon RDS, Data Engineering, Data Analytics, Modernization, Performance Engineering, Shell Scripting, Data Analysis, Digital Transformation, Leadership, Analytics, Relational Database Services (RDS), AWS Certified Solution Architect, Architecture, Quality Management, Oracle Solaris, Oracle OEM 12c, Performance, Scripting, Finance, Technology Strategy & Architecture, Data Science, Data Scraping, Cloud, Economics, Amazon EventBridge, Cost Analysis, Options Trading, ITIL V3 Foundation Certified, Basel III, BI Reporting, Reporting, Hybrid Cloud Infrastructure, SAP Sales and Distribution (SAP SD), SAP FICO, POS, Data Warehouse Design, Data Modeling, Cloud Architecture
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