Rajalakshmi S

Technology Consultant

Sep 2024 - Present • 1 yr 11 mos

• Built and maintained over 80 REST APIs in NestJS/TypeScript with SQL Server backend, HTML-based document generation (offer letters), and Azure Blob Storage integration; worked across backend services, data layers, and integrations with Workday and Microsoft Graph API throughout the platform lifecycle. • Configured and deployed Power Automate bots to automate Workday stage transitions and offer questionnaire completion; also built a multi-agent AI system in Python using LangGraph and LLMs, covering resume screening, interview scheduling, and recruiter workflows in production. • Wrote complex SQL stored procedures, views, and CTEs across MS SQL Server and PostgreSQL; optimised a critical query on 200,000+ records from 6 minutes to 2 seconds through indexing, query restructuring, and Redis caching. • Built and maintained CI/CD pipelines on Azure DevOps using Docker and Kubernetes; performed security scans with Veracode and SonarQube; monitored production services with Datadog; worked across the full delivery pipeline from development through deployment and support. • Worked in 1-week Agile sprints alongside product managers, analysts, and QA engineers; wrote Python scripts to automate data migration across environments with validation checks; documented APIs and technical designs.

Consultant Intern

Jan 2024 - Sep 2024 • 8 mos

• Built interactive Power BI dashboards with DAX measures and Power Query transformations for a multinational beverage company; presented sales performance and demand forecasting insights for business leadership. • Developed a Python ML model for regional demand forecasting using gradient descent optimisation, time series analysis using ARIMA, and hypothesis testing; automated feature selection from Excel using Selenium WebDriver.