G

Gunjesh kant singh

Software Engineer

Gurgaon, Haryana, India13 yrs 3 mos experience
Most Likely To SwitchHighly Stable

Key Highlights

  • Led development of Amazon's first Virtual Card Generation capability.
  • Designed cloud-native architectures for high scalability.
  • Built microservices for security and compliance in a startup.
Stackforce AI infers this person is a Backend-heavy Fullstack Engineer with expertise in SaaS and Fintech solutions.

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Skills

Other Skills

CC++Core JavaDatabasesEclipseHTMLJavaScriptJavaServer Pages (JSP)Microsoft OfficeMultithreadingPHPPowerPointSoftware DevelopmentphpMyAdmin

About

Working with a highly scalable system that handles 10 thousand requests per second using autoscale of infrastructure as request increase and free infrastructure resource as the number of requests decreases. currently working on following technologies Java, Spring, REST, NoSQL, Cassandra, MongoDB, ElasticSearch, Apache Spark, etc. An alumni of National Institute of Technology, Jalandhar (India). Profile Summary: Eager to learn and master cutting edge open source technologies to challenge the status quo. Experienced in working on highly scalable big data applications on amazon cloud. Able to work independently with little or no supervision. Experienced in complete product development life cycle. Team player with effective interpersonal and communication skills. Energetic individual with fluency in English. Experienced in providing technical expertise to junior team members. Skill set Log Analysis : Logstash, filebeat Queuing : Kafka NoSQL Data Stores: Cassandra, MongoDB Caching and indexing Technology: ElasticSearch RDBMS: MySQL Database Query Languages: CQL, SQL, HQL Programming Language : Java Server Programming Technologies : JEE/J2EE (Servlets, JSP) Application Framework : Spring Framework Spring Framework Modules : Core/IoC, MVC, Security, Email, REST Web Services : RESTful, SOAP ORM Tool : Hibernate Framework, Achilles, mophia mongo orm Development Environments: Spring Tool Suite, Eclipse Operating Systems : Linux Ubuntu, Windows Version Control System : Git, Apache SVN REST Documentation : Swagger UI Application Server : Apache Tomcat Build & Deployment tool: Apache Maven Amazon Web Services: EC2, S3 Areas of interest : E-commerce, big data, IoT Please feel free to contact me: Email : gunjesh31@gmail.com Skype : gunjeshkant Mobile : +919654037218

Experience

Amazon

2 roles

SDE 3

Promoted

Nov 2024Present · 1 yr 4 mos

  • Led the development and integration of Amazon Business's first Virtual Card (VC) Generation capability through strategic partnership with Mastercard. This pioneering initiative enables corporate customers to generate virtual cards directly within the Amazon Business platform for Express Checkout purchases

SDE 3

Nov 2022Feb 2024 · 1 yr 3 mos · On-site

  • Contributed to Amazon India's Identity team, managing Tier-1 services EMBU and
  • SAMBU, handling over 4 million TPS from 10,000+ services.
  • Developed the Identity Verification and Validation service, enabling secure user
  • authentication across internal Amazon platforms.
  • Led and mentored a high-performing team of engineers, guiding their professional
  • growth, onboarding, and successful integration into multiple projects.
  • Drove key architectural and strategic decisions, aligning design sessions and
  • stakeholder discussions to deliver business-critical solutions.
  • Strengthened organizational security posture, collaborating with senior leaders to
  • implement risk-mitigating measures and earning formal recognition.
  • Owned and delivered mission-critical project components, ensuring timely execution
  • and high-quality outcomes.
  • Championed innovation and adoption of modern tools, introducing AI-driven practices
  • that improved efficiency and productivity.
  • Improved delivery quality and consistency by introducing mechanisms for automated
  • checks, standard processes, and measurable quality gates.
  • Influenced product and technology roadmaps, aligning engineering execution with top
  • business priorities and long-term strategy.

Armorcode inc.

Architect

Jan 2024Nov 2024 · 10 mos · Delhi, India · Remote

  • Address critical scaling challenges by designing and implementing a cloud-native, event-driven architecture. Transitioned legacy systems into an event-based model, enabling high throughput, resilience, and real-time data processing. This modernization significantly improved system scalability, reduced downtime, and enhanced customer experience, while laying the foundation for future growth.

Armorcode inc.

Principal Engineer

Aug 2020Oct 2022 · 2 yrs 2 mos · Pune/Pimpri-Chinchwad Area

  • Joined as the first employee of an $85M funded startup, collaborating directly with the
  • founder to design and deliver the proof-of-concept product, which later secured funding
  • and was adopted by enterprises including Disney, S&P Global, and Johnson & Johnson.
  • Built a microservices-based security and compliance management platform, laying the
  • foundation for scalability and enterprise adoption.
  • Designed and implemented core backend services, including Authentication, Search,
  • Run book, and Parser services, leveraging Spring Security, Spring MVC, Elasticsearch,
  • Kafka, Redis Cache, and Amazon RDS on AWS Cloud.
  • Architected the backend for scalability, high availability, and low-latency performance,
  • enabling smooth onboarding of early customers and meeting investor expectations.
  • Established role-based access control (RBAC), engineering best practices, and CI/CD
  • pipelines to accelerate product development and ensure compliance with security
  • standards control and data-scoping mechanisms to ensure security and compliance.

Pitstop - car | care | convenience

Principal Engineer

Jan 2020Aug 2020 · 7 mos

Freecharge

Principal Engineer

May 2019Dec 2019 · 7 mos · Gurgaon, India

  • Mainly responsible for end to end software development cycle starting from designing, coding, reviewing, JUnit test coverage, code quality, load testing, and deployment of code on production using techology like java, spring, jenkin, docker, Aws cloud etc.

Fabhotels

Technology Lead

Aug 2016Oct 2018 · 2 yrs 2 mos · Gurgaon, India

  • Woking On Microservice Architecture with Following Technology.
  • Infrastructure - Jenkin, Elastic Container Service, Kafka Streaming Service
  • Fabsearch - Fabsearch project handle all search request coming from fabhotels.com site. it responsible for calculating hotel availability, inventory, price and proving other hotel metadata related information like nearby location, etc. it serves thousands of requests per second not only from the direct consumer but also supports third-party searches. the technology stack used for this project is ElasticSearch, Kafka, spring data elastic, etc.
  • Fabnotification - Fabnotification microservice responsible for sending all notification which includes email, SMS, and android notifications, all microservice which want to send a notification to consumers publish their data in a Kafka queue. Fabnotification service consumers consume this Kafka topic data and send notification using the desired channel. also, log this data in mongodb with status return by message sending channel. ( Spring Boot, Kafka Confluence, MongoDB, Swagger )
  • FabReporting -This microservice responsible for storing all requests send by a user and response serve by other microservice. the business team use to query this data in order to take further business decision. ( Spring Boot , Spring Data Elastic, ElasticSearch, Kafka Confluence, Spring Cloud Zipkin, Swagger )
  • FabBooking - ( Spring Boot , Spring Data Mysql , Mysql , Kafka, Spring Cloud Zipkin, Spring Redis Cache , Swagger)
  • FabAnalytics - ( Filebeat, Logstash, ElasticSearch, Kibana , Logstash Kafka Plugin)
  • FabServerMonitoring - ( PakcetBeat, MatrixBeat, Elasticsearch, Kibana )

Hadoolytics technologies

Senior Software Engineer

May 2015Aug 2016 · 1 yr 3 mos · Gurgaon, India

  • Working with Cassandra, Achilles, ElasticSearch, Spring security, Spring MVC, Amazon web services, Java, CrateIO, MemSQL, SpaceCurve etc.

Yatra online pvt ltd

Software Engineer

Oct 2013May 2015 · 1 yr 7 mos · Gurgaon, India

  • Worked as java Engineer.

Tribal fusion, an exponential division

Software Engineer at Tribal Fusion Noida

Mar 2012Oct 2013 · 1 yr 7 mos · Noida Area, India

  • Working as a java developer involve with Keyword Behavior Contextual Network team. Intendment behind the project is to serve the request (for Ads) according to the user’s interest and behavior. (Specific Ads to Specific users matching to their respective interest)

Education

National institute of technology jalandhar Punjab

Master of Technology (MTech) — Computer Science

Jan 2009Jan 2011

JSS ACADEMY OF TECHNICAL EDUCATION, NOIDA

Bachelor of Technology (BTech) — Information Technology

Jan 2006Jan 2009

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