Abhinav is available for hire

Abhinav Rastogi

Verified Expert in Engineering

Full-stack Developer

Location

Canada

Toptal Member Since

November 25, 2020

Abhinav is a technical professional with 9+ years of experience building enterprise-grade applications that solve real-world problems. He is available for short-term contracts preferably in finance, retail, and education domains. He enjoys web services, APIs, and back-end systems. He is proficient in .NET, Python, and Java. Abhinav is a critical thinker and problem solver, passionate about technology and analytical products that make an impact.

Web Development Relational Databases .NET C#REST APIs Python 3 ASP.NET Core Microsoft SQL Server Microservices Django Python Java Microsoft Access Pytest Django REST Framework Autonomous Vehicle Software Sensor Fusion Vertex AI

Portfolio

Wayfair

Google Cloud Platform (GCP), BigQuery, Python, Vertex AI, .NET, C#, Pytest...

Thoughtworks

Amazon Web Services (AWS), Azure, .NET, Java, Microsoft SQL Server...

The City of Calgary

Enterprise SaaS, ASP.NET Core

Experience

Web Development - 11 years Enterprise SaaS - 5 years C# - 5 years Project Management - 4 years Python 3 - 4 years Django - 3 years Amazon Web Services (AWS) - 3 years Google App Engine - 2 years

Availability

Part-time

Preferred Environment

PyCharm, JetBrains Rider, MacOS

The most amazing...

...platform I've developed is Parley, a performance management system that won an award at a startup weekend and was later acquired by a company in Canada.

Work Experience

ML Engineer

2020 - PRESENT

Wayfair

Designed and implemented features for Python and Go tools used by data science teams for creating and inferring features.
Designed and implemented a .NET solution that allowed end-to-end testing and faster development of a real-time fleet monitoring system that depended on 11 other systems.
Led coaching sessions for modern Agile practices, pair programming, and test-driven development.

Technologies: Google Cloud Platform (GCP), BigQuery, Python, Vertex AI, .NET, C#, Pytest, GraphQL

Senior Software Consultant

2018 - 2020

Thoughtworks

Developed a plane maintenance scheduling system for the back end for a Fortune 500 client using Java and Spring Boot framework.
Developed a taxonomy management system for major parts retailers for their online retail system. This system was built using Java and Axon framework.
Trained client developers and new Thoughtworkers on modern development patterns, including test-driven development and domain-driven design in Agile work environments using Java, .NET, and Python.
Led DevOps, telemetry features, and back end (.NET, SQL Server, EventFlow, and Azure) for an event-based system to enable same-day money movement for a mid-size client in finance.

Technologies: Amazon Web Services (AWS), Azure, .NET, Java, Microsoft SQL Server, ASP.NET Core, REST APIs, Microservices

Senior Business Analyst

2014 - 2018

The City of Calgary

Developed the strategy for cloud solutions assessment, proof of concept solutions, and procurement assessment guidelines used across the organization.
Led collaboration efforts across many cross-functional groups, bridging connections and fostering an open culture to help the city effectively adopt new technologies.
Implemented an internal LMS (Moodle) project for 18,000+ employees to manage corporate learning and events registration, saving the city around 2.5 million.

Technologies: Enterprise SaaS, ASP.NET Core

Senior Software Developer

2011 - 2014

IHS Markit Analytics

Led the adoption of Agile project management methodologies for the web development team, reducing the release cycle to two weeks from 3-6 months.
Coded workflows (WCF, .NET, SQL Server), custom screens including tests, and detailed logs, resulting in a robust foundation for the company's first web-based risk management system, which later won the 2014 risk management system of the year award.
Created Razor engine-based templating for automated code generation (C#, SQL, and text files) and conversion of financial products markup language (FpML), which was all done manually before.
Designed a framework for abstracting business logic into a system initialization component (using PowerShell and REST API) to provide client-specific software packages enabling the company to close the deals worth more than 10 million.

Technologies: C#, .NET

Co-founder

2013 - 2013

PARLEY (Performance Management System)

Led back-end development for a web-based solution built using Django.
Led the project management and presented at Startup Weekend Calgary and Cloud Showdown Conference in Banff.
Won at both events and received multiple investment offers; this application was acquired by Calgary-based company Uppercut.

Technologies: Django, Python

Senior Software Developer

2009 - 2011

Questionmark

Engineered features for web-based QMLive service (MVC with service-oriented architecture) utilizing agile, iterative releases, and enabled the company to rapidly acquire new customers.
Designed and implemented multi-language support (including right-to-left languages) for a web-based (ASP.NET-based) authoring system to reach new and emerging markets (e.g., Saudi Arabia).
Implemented extraction-transformation-load (ETL) program based on Kimball methodologies for data warehousing resulting in a reduction in reports generation duration from hours to minutes.

Technologies: .NET

Experience

DealSketch

https://www.dealsketch.com

A Python-based project that runs on Google App Engine. This app is designed for realtors, mortgage brokers, and insurance agents for collecting documents. This app will be offered as SaaS and its currently about 70% complete.

Time Management System

https://github.com/43061b4a/TimeManagementSystem

A timesheet management app based on Django, Django-REST framework, and Vue. This app demonstrates role-based security, authentication, and user profile features that are included in Django. The front end of this app is built with Vue that interacts with API powered by the Django REST framework.

Education

2010 - 2011

Bachelor's Degree with Honors in Computing Science

University of Alberta - Edmonton, Alberta

Certifications

FEBRUARY 2021 - PRESENT

Professional Cloud Architect

Google Cloud

JANUARY 2018 - PRESENT

Programming Autonomous Vehicles

Udacity

OCTOBER 2014 - PRESENT

Project Management Professional (#1761696)

Project Management Institute

Skills

Libraries/APIs

REST APIs, Vue, TensorFlow

Tools

Microsoft Access, Pytest, BigQuery

Languages

Python 3, Java, C#, Python, GraphQL

Frameworks

Django, Django REST Framework, .NET, ASP.NET Core

Platforms

Google App Engine, Azure, Amazon Web Services (AWS), Google Cloud Platform (GCP), Vertex AI

Paradigms

Microservices

Storage

Relational Databases, Microsoft SQL Server, Google Cloud

Industry Expertise

Project Management

Other

Web Development, Enterprise SaaS, Planning, Localization, Sensor Fusion, Computer Vision, Deep Learning, Self-driving Cars

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