ARUN KUMAR SINGH
Noida
Summary
With over 16 years of extensive experience in engineering leadership, I excel in spearheading projects from conceptualization through deployment, particularly in the realm of cloud-native, highly scalable e-commerce solutions for both B2C and B2B domains. My expertise lies in orchestrating the entire lifecycle of software development, from ideation to the delivery of enterprise-grade solutions. I am adept at fostering collaboration across multifaceted teams comprising Technology, Product, UX, and Business, with a keen focus on optimizing systems to achieve peak throughput and minimal latency.
Overview
16
16
years of professional experience
1
1
Certification
Work History
Technology Leader
British Telecom
12.2022 - Current
- Spearheaded the transformation of BT SMB's eCommerce, driving innovation and ensuring a seamless digital experience for customers globally.
- Utilized state-of-the-art technologies such as React, NextJS, NodeJS, AWS serverless, DynamoDB, and Redis to build highly scalable and performant e-commerce solutions.
- Led a dynamic team of 45 engineers, fostering diversity in skill sets and ensuring cohesive collaboration for optimal results.
- Prioritized scalability and performance, ensuring that the digital platform could handle the demands of a global customer base effectively.
- Committed to innovation, played a pivotal role in shaping the future of digital commerce for BT Business, positioning the company at the forefront of the industry.
VP of Engineering
Reddoorz.com
10.2019 - 12.2022
- Revamped B2C applications such as RedDoorz hotel booking platform and Owners application on cloud native auto scalable microservices based architecture using latest technologies like Java, MySQL, Mongo, Redis, Kafka, AWS, Akamai CDN/WAF etc.
- Hotel booking platform is handling 40M customers, 2M bookings/month across 3000 hotels in 200 cities, throughput 33K rps and response time < 300 ms. Led UI, Android and iOS teams to develop cross platform applications to support customers on different platforms.
- Developed cloud native scalable B2B application, Ezekey and RedCM from scratch. These applications enabled partners to register and sell their properties/hotel rooms, optimise their inventory & pricing for maximum profit, and real time ARI synchronisation between OTAs (online travel agencies). Technologies such as Java/J2EE, Kafka, MySQL, Mongo, Redis, AWS were used. (throughput ~40K rps and response time ~250 ms)
- Effectively embraced cloud technologies (AWS & GCP) for deployment of highly scalable microservices-based applications, via CI/CD pipelines in containerized environment (Kubernetes/Docker)
- Driven technical audits (compliance & data security) by external agencies and prepared technology compliance ready for IPO, driven PCI & ISO 27001 compliance certification.
- Built and supervised team of 90 highly performant engineers across different teams (Backend, Frontend, UI, Apps, Data Engineering, Data Science, QA, Security)
- Evaluated and acquired Channel Manager product (Software evaluation, tech stack and risk assessment, onboarding and deploying on a highly scalable cloud environment), saved around 200K USD/month vendor cost, handling 110 OTAs for real-time ARI and booking updates.
Director Of Technology
Monster India
08.2018 - 10.2019
- Designed and developed monster seeker platform from scratch, considering scalability (handling 65M seekers), performance (LCP 2 sec, API response time ~200 ms) and maintainability. Latest technologies like spring boot 2.0, maria DB, mongo DB, aerospike, redis and Kafka were used
- Coordinated engineering team for seeker and recruiter projects in development
- Coordinated project team of 35 engineers, designers and product managers
- Provided technical leadership for company to effectively steer strategic plans and future projects
- Negotiated agreements between employees to clarify misunderstood directions and resolve conflicts affecting performance
- Envolved actively in recruitment to hire best suitable candidates for company
Technology Head
Times Internet Limited, Indiatimes Shopping
12.2013 - 08.2018
- Gathered requirements and architected technical solutions for eCommerce platform handling ~14M SKUs
- Supervised a team of 35 engineers, consisting of 5 tech leads, 1 DBA, 2 QA and 27 developers
- Laid out a complete business continuity plan that ensured data protection in the event of a natural disaster or long-term outage
- Monitored whole production system and fixed critical production issues
SSE, Technical Lead
Times Internet Limited, Indiatimes Shopping
09.2011 - 11.2013
- Worked as technical lead of CRM team
- Managed team of 5 personnel focused on implementing resolutions and updates
- Developed several CRM enhancements and stabilized product using several optimization techniques
Software Engineer
Verse Innovations Pvt Ltd
10.2010 - 08.2011
Software Engineer
Manhattan Associates
08.2008 - 10.2010
Education
B.Tech - Electrical Engineering
Indian Institute of Technology Roorkee
2008
Skills
- Java/J2EE, Python, Spring Boot 20, Hibernate, Web-Services
- AWS, Heroku, Tableau
- MySql, Maria, Mongo, Aerospike, Redis, Memcache
- Solr, ElasticSearch
- Kafka, RabbitMQ, KONG, Nginx, Nodejs
- SEO, GA, Opentaps
- Strategic Planning, Budgeting, Team Management and Talent Recruitment
Https://www.linkedin.com/in/arsingh1/
Certification
- M101J: MongoDB for JAVA developers MongoDB University (95%)
- M102: MongoDB for DBAs MongoDB University (96%)
- Advanced Google Analytics (90%)
- Sun Certified Java Programmer (SCJP), SE 5.0
Projects
- Hotel Booking Platform: This platform acts as an eCommerce platform which provides customer several ways to interact (Web & Apps), search hotels and create booking reservation. It provides multi-lingual support, personalization, nearby search and payment gateway integration. Technologies used Java/J2EE, Spring Boot, Elastic Search, React.js, MySQL, Mongo, Redis, Kafka, Kubernetes, AWS, CDN etc.
- Ezekey: A channel manager is a technology solution to a problem that plagues many hoteliers in today’s predominantly online marketplace. Drove this project from conceptualization to delivery. Owned application architecture, deployment on AWS, monitoring, HA, Scalability and team management of 9 engineers.
- Job Seeker Platform: Project description developed Monster India seeker platform from scratch. It required complete SDLC including DB design, REST microservices,UX design, UI wiring and unit testing. Technologies used were Java 8, Spring Boot, Vue.js, Mysql, Mongo, Aerospike, Redis, Kafka, KONG, Docker etc.
COURSES:
- Post Graduate Certificate in DevOps from Purdue University
- Advanced Certificate Program in Generative AI - UpGrad
Timeline
Technology Leader
British Telecom
12.2022 - Current
VP of Engineering
Reddoorz.com
10.2019 - 12.2022
Director Of Technology
Monster India
08.2018 - 10.2019
Technology Head
Times Internet Limited, Indiatimes Shopping
12.2013 - 08.2018
SSE, Technical Lead
Times Internet Limited, Indiatimes Shopping
09.2011 - 11.2013
Software Engineer
Verse Innovations Pvt Ltd
10.2010 - 08.2011
Software Engineer
Manhattan Associates
08.2008 - 10.2010
B.Tech - Electrical Engineering
Indian Institute of Technology Roorkee
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