Sushil Singh
Gurgaon
Summary
Accomplished Senior Software Engineer with a resourceful, inquisitive and quality driven mindset, problem solving attitude, versatile domain knowledge having 7+ years of total experience. Proven history of guiding project success by leveraging exceptional design, cost-effective, performant and reliable solutions.
Overview
7
7
years of professional experience
10
10
years of post-secondary education
2
2
Languages
Work History
Lead Engineer
Groundtruth
01.2021 - Current
- Delivered Highly Available and Scalable Serverless data pipeline handling around 90M records per day.
- Migrated Services to Serverless ECS to save up to 50% cost while maintaining same performance.
- Optimized previously delivered Geo-Spatial API to deliver up to 50% faster speed with 30% less cost using Lua Script and Redis.
- Used Terraform and Github action to stream line CI/CD processes across projects.
- Actively reviewed Architectural and Source Code changes.
Senior Software Engineer
Groundtruth
2019.08 - 2020.12
- Developed and timely delivered high throughput (3k RPS), low latency (p95 7ms inside VPC) Geo Spatial Lookup API as part of On Device Audience initiative within budget and agreed upon timelines.
- Developed and deployed custom map solution using Mapbox with ability to render 250k to 300k data points on browser UI and published NPM package for same.
- Created Serverless Event Driven Notification system to be used across apps for scheduled notification to users based on their subscriptions to certain events.
- Adopted AWS Cloudformation and CDK as part of improving CD processes for existing projects
- Deployed and managed elastisearch cluster using Docker and ECS which is able to handle 125 Million records with geo spatial data.
- Participated in Hiring Software Engineers and Interns for multiple engineering teams.
Software Engineer
GroundTruth
Gurgaon, Haryana
2018.02 - 2019.07
- Quickly ramped up on proprietary technology called Blueprints and its app suite. Worked on improving quality and performance of apps.
- Built Complex ETL pipeline to solve major data sync issue in company where complexity arises as this pipeline deals with addresses and geospatial data. Ingested 20M+ rows in snapshot and 50K-300K rows / day in incremental runs with 99% uptime.
- Built strong engineering foundation within team with design discussions, PR and Architectural reviews, adapting and ramping up on new technologies to be able handle 8 - 10 projects every day while maintaining quality.
- Worked with software development and testing team members to design and develop robust solutions to meet client requirements for functionality, scalability, and performance
Full Stack Developer
Asaan Ecommerce Pvt Ltd
2017.02 - 2018.02
- Single handedly delivered very lightweight solution to Web UI using only normalize.css and Flex-box
- Implemented Server Side Rendering for SEO of Angular version (Angular 1.6) of website with the help of PhantomJS (Headless Browser)
- Due to SEO Implications of Angular, quickly migrate the website to PHP in a period of less than a month
- Responsible for managing complete AWS cloud infrastructure (Servers, CDN, Load Balancer, Firewall and VPCs) using services like EC2, Route53, CloudFront, Opsworks, VPC etc
- Completely automated the product curation process using Python by writing modules for products scraping (using Scrapy), product posting and collection generation
- Automated project build and deployment process through Jenkins
- Implemented Custom GeoIP based redirection using NGINX and Maxmind GeoIP database for our multi country websites
- Reviewed code, debugged problems, and corrected issues.
- Analyzed existing software implementations to identify areas requiring improvement.
Software Developer
Mobifly
06.2016 - 01.2017
- Built, tested and deployed scalable, highly available and modular software products for company's clients.
- Actively reviewed Architectural and Source Code changes
- Worked Closely with company clients like PwC India, SKV India, Ramprastha Developers, Asaan Ecommerce Pvt Ltd.
- Implemented Code Obfuscation and Licensing for the company's Product named "Legisteller - A digital legal mgmt system"
Freelance Web Developer
Freelance
10.2013 - 01.2016
- Directly interacted with clients, understood their requirements and provided satisfactory solutions
- Also developed android apps that are being used commercially.
Education
Bachelor of Technology - Computer Science & Engineering
07.2013 - 06.2017
Scored: 72%
Senior Secondary - Non Medical
04.2012 - 03.2013
Scored 86.8%
Skills
- Software Development
- Web Security
- Project Management
- Team Oversight
- Gathering Requirements
- Interface Design and Implementation
- Database Design
- Scope Development
- Algorithm Development
- New Employee Mentoring
Timeline
Lead Engineer - Groundtruth
01.2021 - Current
Senior Software Engineer - Groundtruth
2019.08 - 2020.12
Software Engineer - GroundTruth
2018.02 - 2019.07
Full Stack Developer - Asaan Ecommerce Pvt Ltd
2017.02 - 2018.02
Software Developer - Mobifly
06.2016 - 01.2017
Freelance Web Developer - Freelance
10.2013 - 01.2016
Maharshi Dayanand University - Bachelor of Technology, Computer Science & Engineering
07.2013 - 06.2017
Central Board of Secondary Education - Senior Secondary, Non Medical
04.2012 - 03.2013
Work Preference
Work Type
Full TimeWork Location
On-SiteRemoteHybridImportant To Me
Company CultureWork-life balanceCareer advancementWork Availability
monday
tuesday
wednesday
thursday
friday
saturday
sunday
morning
afternoon
evening
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Technical Skills
Languages:
Python, Javascript, Go, Java, HTML, CSS
Frameworks:
Python - Flask, Scrapy, Tornado
Javascript - Angular, React, Express
Databases:
Postgres, ElasticSearch, MongoDB, MySQL, Redis
Cloud Infrastructure:
AWS Services (Glue, Lambda, Fargate, API Gateway, Cloudfront, ELB, NLB, Cloudformation, SQS, SNS, RDS, ECR, ECS, Cloudformation, Cloudwatch, Athena, EC2, S3, IAM)
Other Tools :
Docker, Terraform, AWS CDK, Github Actions
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