Ruby on Rails
Balakannan Esakkinathan
Senior Software Engineer
Valencia,CA
Summary
Passionate and results-driven Senior Software Engineer with 18+ years of experience building scalable, high-performance web applications. Skilled in designing and optimizing cloud-based deployments, robust database solutions, and full-stack architectures.
Overview
18
18
years of professional experience
1
1
Certificate
Work History
Senior Consultant
Tekcrew
Cerritos, Ca
05.2024 - Current
- Worked with 3 rd party Iterable Apis integrated with Ruby on Rails.
- Increased client satisfaction by providing tailored consulting services
and effective problem-solving strategies. - Worked on SSL Certificates using AWS Certificate Manager.
- Created UI for the Email Dashboard using React.
- Involved in setup Sidekiq jobs for sending emails in batches.
Senior Software Engineer
PayPal
10.2020 - 04.2024
- Successfully transitioned the Java applications to Ruby on Rails for Bank Payment Modules, streamlining processes and enhancing overall system efficiency
- Worked on Reinitiation Module
- Implement Giact API using Rails
- Updated the Bank Validation Rules
- Saved around 2-3 hours of developers daily time by building a Looker dashboard using BigQuery for proof of authorization, enabling the support team to view it without needing assistance from our team
- Developed DataDog dashboards to provide actionable insights for making business decisions
- Played a key role in onboarding new team members and actively participated in code reviews, fostering a collaborative development environment
- Collaborated in updating SDKs, ensuring compatibility with the latest industry standards
- Actively participate in an on-call rotation, demonstrating a commitment to addressing and resolving production issues promptly
Senior Software Engineer
TrueCar
01.2007 - 07.2020
- Designed and Implemented the Incentives Management Tool which serves the Incentives Source for the Truecar Systems using Ruby on Rails
- Developed and executed the Consumer-Facing Rails APIs for Incentive Coupon Generation, collaborating with multiple vendors such as BMW, Mercedes, Chrysler, and Volvo
- Support Dealer Team by implementing their ad hoc requests for the Dealer Portal of Truecar
- Restructured the Lead Generation Module which is the core for revenue generation
- Played an active role in Code Reviews and Mentoring Junior Devs
- Performing Additional Role as 'Scrum Master' for my scrum team
- Involved in Implementing the Truecar Partners Mobile Sites using Python, Flask Framework, sql, Nginx, Burp Suite
- Contributed to the design, implementation, and support of over 800 TrueCar Partner Sites utilizing Java, Spring Framework, Jspx and jQuery
Education
Bachelor Of Engineering - Computer Science
Skills
Ruby On Rails
Ruby
PostgreSQL
RSpec
Redis
JavaScript
React
Java
Python
Git
AWS (s3, lamda, kinesis, redshift, athena)
Kubernetes
BigQuery
Snowflake
Looker
Apache AirFlow
Agile Methodologies
DataDog
ElasticSearch
Iterable
Splunk
Kibana
NewRelic
Awards
Most Creative Award, 2019 Truecar Hackathon, https://medium.com/drivenby-code/hackathon-project-connected-car-c5cb3fd24355
Accomplishments
- Individually coordinate with 3 rd party vendor to integrate Iterable Api.
- Recognized for Excellence: Received two OnSpot Awards from PayPal for outstanding contributions.
- Optimized Transaction Performance: Reduced bank transaction response time by 40% by migrating a Java-based transaction service to Ruby on Rails.
- Enhanced API Efficiency: Revamped Giact API, improving bank account validation accuracy and efficiency.
- Reduced Returns & Increased Merchant Savings: Implemented reinitiation and validation rules, reducing returns by 30%, leading to $5 million in savings for merchants.
- Improved Developer Productivity: Developed a Looker dashboard using BigQuery, saving developers 2-3 hours daily in data retrieval and analysis.
- Designed & Implemented Incentive Management Tool: Led the development of a Ruby on Rails, PostgreSQL, and React-based Incentive Management Tool at TrueCar, streamlining operations and reducing cross-team dependencies.
Work Availability
monday
tuesday
wednesday
thursday
friday
saturday
sunday
morning
afternoon
evening
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Software
Postgres
AWS
React
Javascript
SQL
GIT
Python
JAVA
Languages
English
Native or Bilingual
Tamil
Native or Bilingual
Interests
Dragon Boating – Weekly training and race participation
Quote
The only way to go fast is to go well.
Robert C. Martin (Uncle Bob)
Certification
Docker Foundations Professional Certificate
Timeline
Docker Foundations Professional Certificate
04-2025
Senior Consultant
Tekcrew
05.2024 - Current
Senior Software Engineer
PayPal
10.2020 - 04.2024
Senior Software Engineer
TrueCar
01.2007 - 07.2020