C SivaSubramaniyam
Chennai, TamilNadu, India
byteshiva@gmail.com,
@LinkedIn,
@GitHub
Skills
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designing and implementing scalable products and productivity tooling
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planning long term objectives and working with teams to accomplish goals
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scaling existing products, performance tuning application and infrastructure
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automating using CloudFormation, Docker, Ansible, Python, or shell scripting
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deploying, migrating and managing Linux-based systems
★★★★★ (5/5) |
★★★★☆ (4/5) |
★★★☆☆ (3/5) |
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Infrastructure |
CloudFormation, EC2, ECS, ElasticSearch |
Redshift, DynamoDB, RDS, ElastiCache |
Ansible, Vagrant, Packer, Docker |
Languages |
Python, Java, Bash |
JavaScipt, NodeJS |
golang, |
Backend |
Flask, SQLAlchemy, Alembic |
Hibernate, Liquibase, Google Web Toolkit |
Android SDK, Spring, ExpressJS |
Frontend |
ReactJS |
jQuery, UIkit, VueJS, Bootstrap |
|
Analytics |
Looker |
Kinesis, CloudWatch |
Professional Experience
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15+ years work experience as a software engineer.
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4+ years experience with cloud services.
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4+ years work experience as a Technical Architect
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6+ years experience with cloud services:
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Amazon Web Services,
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Google Cloud Platform, and
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Heroku.
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Stealth Startup
Founder/Technical Architect, July 2020 — present
Environment: MySQL, Java, Docker, AWS, Redis, Kafka, ElasticSearch, ReactJS, Looker
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code contributor of record management system team emergency services software
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authored ElasticSearch request for change, describing: risk, mitigation steps, short and long term goals
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reduced ElasticSearch cluster capacity by roughly 40% (2TB+) without deleting any customer facing data
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improved MySQL average query response time by optimizing internal notification service
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overhauled State to Federal report exports to easily maintain code and rapidly on-board new customers
Kore.ai
Technical Architect, December 2019 — July 2020
Environment: Python, NodeJS, ExpressJS, ReactJS, MongoDB, Looker, Heroku, Stitch, Docker, RDS
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led scrum, planning, grooming and retro meetings more effectively
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setup local development for team with docker compose and selenium end-to-end testing
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built out new CloudFormation ECS service stack to migrate cloud providers
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helped build new api for rent guarantee claims service
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secured AWS account with IAM stack groups and policies
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reduced AWS costs from $250 to $40 USD per day — saving company more than $75,000 USD per year
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improved looker no-SQL to SQL integration with stitch by adding MongoDB indices
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took initiative to overhaul Looker analytics
Target Corp
Lead Consultant/ Technical Architect, August 2017 — December 2019
Environment: Java, Looker, CloudFormation, EC2, ElastiCache, Redshift, Kinesis, Data Pipelines, RDS, DynamoDB, Hibernate, Liquibase, Spring
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automated zero-downtime deploy of rest api auto-scaling group rolling update
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decoupled monolithic deploy: increase stability and speed for deploy during peak traffic
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designed rolled-out company security policy for read-only and elevate user access
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led team web frontend refactor to help deliver unified experience across company
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replaced existing geo-location integration for improved accuracy and $100,000 USD per year in savings
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on-schedule completion of core product: report authoring, providing customers with custom analytics
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resolved outstanding rest api database throttling
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built in-house tooling to improve developer and operation experience for team
Polycom
Senior Staff Engineer, January 2016 — August 2017
Environment: Python, Flask, SQLAlchemy, Alembic, PostgreSQL, Memcached, Redis, Ansible, Vagrant
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implemented rest api ecommerce features
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optimized offers engine and added couponing feature
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on-call technical support for disaster recovery
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providing hot-fix solutions to comply with service-level agreement
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first to assess and troubleshoot issues affecting customer eCommerce experience
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preparation and deployment of new software releases to staging and production environments
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coordinating downtime and hardware upgrades for retailer environments
Education
Bachelor of Computer Science |
University of Madras |
Master of Software Engineerings |
College of Engineering, Guindy, |
Certifications
AWS Certified Developer — Associate 2018
Programming Mobile Services for Android Handheld Systems — Comunication 2016 |
Corsera Course Certificates |
Programming Mobile Services for Android Handheld Systems — Part 2, 2015 |
Corsera Course Certificates |
Programming Mobile Services for Android Handheld Systems — Part 1, 2015 |
Corsera Course Certificates |