Amarpreet Singh

Software Engineer

Vancouver, British Columbia, Canada0 mo experience

Key Highlights

Over 10 years of software engineering experience.
Expert in building scalable backend solutions.
Proven track record in e-commerce and package tracking.

Stackforce AI infers this person is a Backend-heavy Fullstack Engineer specializing in E-commerce and AI solutions.

Contact

amarpreet_singh04@outlook.com LinkedIn

Skills

Core Skills

Ruby On RailsPostgresqlMysqlApache KafkaNode.jsVue.js

Other Skills

SidekiqDocker ProductsMicrosoft AzureKubernetesJenkinsGraphQL APISidekiq Background JobsScyllaDBSocket.ioJavaScriptRedisRubyBackbone.jsFunctional ProgrammingSocket Programming

About

I'm a calm, driven, motivated and self-taught person that likes to learn a lot of things and share knowledge, always trying to create an environment of collaboration and trust. + Lead Software Engineer, having more than 10 years of experience in building products from scratch using a wide range of technologies(Ruby on Rails, Node.js, relational and NoSQL databases, utilizing advanced features such as background jobs, streaming, caching, and pub-sub systems.) + Experience leading multiple projects from prototype, design, build to release phase in a collaborative, agile and fast paced environment + Proven track record of developing high-performance systems in the areas of e-commerce, shipping, and package tracking. + Mentoring interns, junior engineers, conduct technical sessions & pair programming sessions + Interested in problem solving and research + Github- https://github.com/amarpreetsingh29 + Medium - https://medium.com/@amarpreet.singh

Experience

Private

Independent Contractor

Jun 2023 – Present · 2 yrs 9 mos · Canada

Currently working as a consultant with a client on building highly performant & scalable backend solutions using RubyOnRails, PostgreSql, Sidekiq, Kubernetes, helm and other technologies

SidekiqPostgreSQLDocker ProductsMicrosoft AzureKubernetesJenkins+1

Shopify

Senior Software Engineer

Nov 2019 – May 2023 · 3 yrs 6 mos · Canada

Designed and developed the Shipping Manifest App(Ruby on Rails, GraphQL API, MySQL, Sidekiq Background Jobs) for the merchants on Shopify's platform
I was involved in the development of the package tracking platform. My role included integrating and storing tracking information from a range of carriers, including Canada Post, USPS, UPS, and others. This information was then made available to various Shopify services, such as the Shopify Fulfillment Network , Apple Wallet and Shop App.
Transitioned the tracking platform to support ScyllaDB, implementing dual-read/write functionality with MySQL during the migration. Led the effort to ensure seamless operation across both databases throughout the transition.
Integrated Apache Kafka for event streaming, replacing webhooks to enhance scalability and efficiency in handling tracker updates and improving inter-service communication.

SidekiqPostgreSQLDocker ProductsKubernetesGraphQL APIMySQL+2

Atlassian

Senior Software Engineer

Jul 2019 – Oct 2019 · 3 mos · Bengaluru, Karnataka, India

Msg.ai

Software Development Engineer - II

Jan 2018 – May 2019 · 1 yr 4 mos · Gurugram, Haryana, India

As a Full Stack Engineer(Node.js, Vue.js, MySql, Apache Kafka, Socket.io), I worked on the tech design and development of the Human + AI module in the flagship product- AI Studio. An agent console which enables human agents to have a live chat with users on various social platforms like Facebook and resolve their issues, after chatbot hands off conversation .
+ Individual contributor to the research, design and development of the push based,
distributed messaging platform
+ Engineered the entire communication layer, built workflows and REST API’s in Node.js
+ Developed real time UI for instant messaging and ticket management using Vue.js, Vuex
and Socket.io
+ Spearheaded the design of a loosely coupled, scalable and reactive program by using event driven architecture in Node.js.
+ Integrated with home built AI service and other micro services using Apache Kafka, to suggest quick replies
+ Revamped the multi-node design of the system by introducing Redis
+ Development of database models and service layer for MySQL using sequelize ORM
+ Optimized infinitely scrolling UI by devising custom methods like dom nodes tossing
+ Expedited product development by contributing to other microservices
+ Build integrations with social channels like facebook for message relaying
+ Collaborated with product designers
+ Unit testing and integration testing
Also, worked on the foundational layers for AI Studio:
+ Engineered the entire authentication and authorization layer in Node.js
+ Designed and developed various functionalities like User Invite, Login, Signup
+ Data modelling in MySQL for user, bot and account management
+ Development of REST API’s for user, bot and account management
+ Shaped the hierarchical data model in MySQL for analytics module
+ Fostered the use of Flow for JavaScript static type checking and scaling as the code base grows

Node.jsVue.jsMySQLApache KafkaSocket.io

Gainsight

Software Engineer

Aug 2016 – Jan 2018 · 1 yr 5 mos · Greater Hyderabad Area

Contributor to the UI design and development of Vault and Cross-Org Migration at Gainsight
+ Devised a custom FLUX architecture based pattern for the asynchronous, event based flow for product
+ Build the entire front end for the products from scratch using Backbone and vanilla JS
+ Using functional programming paradigm for application state management
+ Shaped the hierarchical data model for all modules of migration
+ Develop various functionalities like Re-run migration, download change sets, migration
logs, job submissions etc
+ Unit testing using Karma, Mocha and chai
+ End to end integration testing for the product
+ Work in Agile and continuous integration (CI) environment

Infosys

System Engineer

Jul 2014 – Jul 2016 · 2 yrs · Greater Hyderabad Area

Contribute to development of UI for a financial services application, implementing Single Page Architecture built entirely using vanilla JavaScript.
+ Contribute to the development of UI implementing Single Page Architecture using JavaScript, HTML, CSS
+ Development of Equities, Mutual Funds modules of application
+ Unit testing, Integration testing and Bug fixing
+ Participate in beta and production release activities