Sai Kishore Dasamantharao

Job Profile:

Feb 2025 to till date

Role: Senior DevOps Engineer in Platform Operations

• Modernizing pipelines
• Building Reusable CI/CD Components in GitHub Actions and AWS CDK
• Building and deploying Lambdas, API Gateway and Custom Authorizer
• Automating maintenance tasks
• Cost Optimization – Identify opportunities to save costs and liaise with cross functional teams to implement agreed measures
• Documenting technical solutions meticulously for future reference and knowledge sharing.

Feb 2024 to Jan 2025

Role: Senior DevOps Engineer in Data Engineering Platform

• Built Reusable Components in AWS CDK
• Containerized Java Microservices to deploy into ECS
• Implemented Datadog as Sidecar container to generate logs and traces
• Maintenance of EC2 instances
• Created Infra such as ECS, ALB, RDS and ECS Services using AWS CDK

Job Profile

Mar 2023 - Jan 2024

Role: Data Lead

• Worked closely with Clients / Solution Architect and understand the requirements.
• Perform Data Modeling
• Build and Maintain Terraform IaC for ETL Pipelines
• Write Code for ETL Pipelines in PySpark
• Translate Business Requirements into User Stories and Create Tasks and milestones to achieve desired outcome.
• Documenting Solutions for future reference
• PR Creation / PR Review of Code Changes
• Propose Data Product Architecture

Feb 2022 - Feb 2023

Role: Lead Software Engineer

• Work closely with Clients and understand the requirements.
• Propose Microservice Architecture
• Backend Development
• Documenting Solutions for future reference

Awards / Certifications / Specific Achievements

• Completed Architect Academy - an elite Academy from Globallogic Practices
• Completed Architect Apprenticeship Program from Globallogic
• Received Quarterly Eminence award for Q4 2022
• Received Customer Award in Sep 2023 on exceptional contribution to Data Pipelines and Data Infrastructure
• Improvised Data Ingestion Strategy to reduce load on source database and batch latency
• Created Utility module that can be shared across Glue Jobs

Project 1: Data Engineering (Mar 2023 to till date)

Roles: Data Lead, DevOps Engineer

Tech Stack: Glue, Lambda, Terraform, GitHub CI/CD, Snowflake, Quicksight, Pyspark, RDS, SNS, S3, Athena, CloudWatch, EventBridge, EC2, EKS, React, Java

Responsibilities:

• Review / Build and maintain data pipelines in AWS Glue / PySpark
• Automate data ingestion and data processing using cloud-native tools
• Data Modeling
• Continuously improve data infrastructure to increase efficiency and scalability
• Terraform scripting to create Data Pipeline resources in AWS

Project 2: User Discovery (Sep 2022 - Feb 2022)

Project 3: Unified User Data Modeling (UUDM) (Feb 2022 - Aug 2022)

Role: Software Engineer Lead

Tech Stack: CDK, Typescript, Lambda, DynamoDB, S3, SNS, Kafka, OpsGenie, CloudWatch, Node.js / Typescript

Responsibilities / Achievements:

• Designed Serverless Solution for User Discovery Microservice that consumes millions of messages and publishes User Churn and User Segmentation messages to Kafka
• Backend Development in Typescript in line with Organization's principles / patterns - Domain Driven Design (DDD) and Test Driven Development(TDD)
• CI/CD pipeline developed following GitOps model
• Receives millions of messages and publishes output without any batch latency
• 100% Serverless and highly Cost Effective

Project 4: CDK Typescript Accelerator for Serverless

Project Type: Self Initiative - published in Organization Practices portal

Tech Stack: CDK, Node.js / Typescript, S3, Lambda, SQS, SNS, IAM, API Gateway, Custom Authorizer Lambda, CloudFront, Cognito, EventBridge and S3 Events, Custom Resource Manager, CloudFormation, DynamoDB, KMS, RDS

Role: Individual Contribution

• Helps in deploying following AWS resources on Day 1 for a serverless Microservice : Lambda, API Gateway, RDS, DynamoDB, S3, SNS, SQS, Kafka Streaming, Eventbridge, IAM Roles, IAM Policies, Cognito, Custom Authorizer & KMS

Project 5: POV on Hadoop Migration

Project Type: Self Initiative

Highlights:

• Technical Strategy on how to migrate Petabytes of Hadoop Data to GCP with zero down time

Role: Product Designer and Full Stack Developer

Title: Founder & Director

Project 1: API Connector

Tech Stack: Lambda, Node.js / Javascript, API Gateway, DynamoDB, S3

Highlights:

• API Connector that helps in building connector for both SOAP and REST servers
• Ability to extract, transform and load data into DynamoDB
• Ability to Authenticate with server via Basic or OAuth2.0
• Supports Push Based Ingestion via S3

Project 2: Analytics

Tech Stack: Lambda, Node.js / Javascript, RDS, DynamoDB, API Gateway(REST & Web Socket) , Google Charts library, RDS

Highlights:

• Ability to drill down insights
• Configure dashboards via JSON

Role: Product Designer and Full Stack Developer

Title: Founder & Director

Project 1: Sanctions Check

Tech Stack: Lambda, S3, DynamoDB, API Gateway, Node.js / Javascript, CloudWatch Events

Highlights:

• Implemented Jaro-Winkler algorithm for fuzzy search
• Backend Jobs
• Serverless

Project 2: Form Builder and Workflow Software

Tech Stack: Lambda, Node.js / Javascript, API Gateway, DynamoDB and bpmnjs (open source library), S3, SNS

Highlights:

• Ability to create forms by drag and drop
• Ability to configure events for UI
• Ability to create complex workflows by drawing a process flow
• Cognito Authentication with SAML / OAuth2 integration
• Manage Authorization via Active Directory groups

Title: SBU Manager

Role: Global Process Lead for Accounts Payable of 180+ members

Highlights

• Transitions absorption worth EUR 226K by enhancing productivity
• Achieved P & L targets
• Initiated Automation of Invoice Processing using SAP Macros

Roles Handled: Transition Manager and Global Process Owner for Accounts Payable

Highlights:

• Basware Implementation(OCR) for Accounts Payable process
• Partnered with business leaders to deliver services that support client transition / transformation objectives
• Transition Manager of Accounts Payable processes from multiple countries - UK, Netherlands, Germany, France & Italy
• Analysis of AP automation system to identify system improvements and worked with IT team in enhancing system
• Designed and developed Global Process Models (GPM) of
• Accounts Payable and T & E processes of Media & Entertainment
• Industry
• Worked as Global Process Owner (GPO) in transforming and transitioning AP process of Media giant
• More than 25 improvement projects done in Invoice Processing and Payment run processes

Highlights:

• Reduced average TAT of invoice processing by 2 days
• Benchmarking AP metrics
• Successfully transitioned New Opcos from US to India
• Ensured month end closures of Accounts Payable
• Staff management of Accounts Payable and T&E teams of 18

Title: Manager

Role: AP Process Owner

Highlights:

• Designed and Implemented Dashboard Automation saving 364 hours per annum
• Designed and Implemented Vendor Maintenance Automation
• Designed, developed and implemented multiple workflows to make processes digital
• Overview of migration of new Opcos into SAP
• Address second level escalations on process issues
• Vendor management
• Monitor Accounts Payable SLAs

• Joined as an Associate and grown up as Assistant Manager performing multiple roles with following key achievements
• Reduced aged debits from $2.5 MM to $25K
• Resolved Intercompany variance of $4.8 MM
• Designed AP Liability Analysis process