Hossein Seyedmehdi, Software Developer in Ottawa, ON, Canada
Hossein Seyedmehdi

Software Developer in Ottawa, ON, Canada

Member since July 1, 2019
Hossein is a full-stack software developer with a focus on back-end services and machine learning. During his five years of industry experience, he has worked with teams of all sizes on a variety of customer-oriented projects including system design for wireless companies, fraud protection for a major eCommerce company, and scalable platforms for enterprises. He is great at problem solving and enjoys working on complex ones.
Hossein is now available for hire

Portfolio

  • SurveyMonkey
    SQLAlchemy, React, SQL, Redis, Pyramid, Python
  • Shopify
    Google Cloud, Random Forests, Elasticsearch, MySQL, Docker, Ruby on Rails (RoR)
  • Ericsson
    Linux, Java, C++

Experience

Location

Ottawa, ON, Canada

Availability

Part-time

Preferred Environment

VS Code, ITerm, GitHub, Git, Linux

The most amazing...

...thing I've done is to prove a mathematical bound for the spectral efficiency of wireless devices by modeling it as a discrete complex quadratic optimization.

Employment

  • Software Engineer

    2018 - PRESENT
    SurveyMonkey
    • Built a microservice to record the activities of users so that the admin of an enterprise account can see usage chars and be able to search and filter based on user, time, or activity. (Python, SQLAlchemy).
    • Created an API so that an account admin of an enterprise can provision a massive number of users by importing a comma-separated value file. User provisioning includes modifying existing users or inviting new users by email. (Python, MS SQL, Redis).
    • Created a monitoring dashboard for all of our team's service using the NewRelic Query Language so that we can display the availability and response time of our service live on wall monitors.
    Technologies: SQLAlchemy, React, SQL, Redis, Pyramid, Python
  • Software Engineer

    2017 - 2018
    Shopify
    • Developed code that would pre-fetch data and store it in an elastic search cluster so that they could be searched quickly.
    • Revamped our data collection methodology by organizing workshops for all the stakeholders and driving the definition of new schemas. As a result, emitted data to the Kafka message bus were compliant with new schemas.
    • Implemented a proprietary data collection solution that provides persistence, enabling offline training of our in-house ML algorithms.
    Technologies: Google Cloud, Random Forests, Elasticsearch, MySQL, Docker, Ruby on Rails (RoR)
  • System Engineer

    2014 - 2017
    Ericsson
    • Collaborated with a team of wireless engineers and researchers spread in Canada and Sweden to design wireless access network algorithms for the 5th generation of LTE and further to optimize their performance which entailed consistently developing optimized algorithms in C++.
    • Developed new features in the Ericsson’s in-house network simulator (Java). Designed and implemented the scheduler for inter- and intra-eNB carrier aggregation.
    Technologies: Linux, Java, C++

Experience

  • S&P 500 Live Price to Earning Ratio (Development)

    I put up this website as a hobby project to show live cyclically adjusted price to earnings ratio for the S&P 500. Check out the website at sigmean.com

Skills

  • Languages

    Python 3, SQL, Python, C++, Java, HTML, CSS2
  • Frameworks

    Flask, Pyramid, Ruby on Rails (RoR)
  • Tools

    Git, ITerm, VS Code, Google Kubernetes Engine (GKE), GitHub
  • Paradigms

    Agile Software Development
  • Platforms

    Linux, Docker, Kubernetes
  • Libraries/APIs

    SQLAlchemy, React, D3.js, Scikit-learn, NumPy, Pandas
  • Storage

    Redis, Elasticsearch, Google Cloud, MySQL
  • Other

    Random Forests, Deep Learning

Education

  • Ph.D. in Electrical and Computer Engineering
    2008 - 2014
    University of Toronto - Toronto, Ontario, Canada
  • Master of Engineering degree in Electrical and Computer Engineering
    2006 - 2008
    National University of Singapore - Singapore

Certifications

  • Artificial Intelligence Nanodegree and Specializations
    AUGUST 2017 - PRESENT
    Udacity (https://confirm.udacity.com/VRTXSLLS)

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