4 years with Elixir, delivered complex and high load products in fintech and e-com

Private information
AI/ML DevOps Erlang LiveView OTP Phoenix PostgreSQL

Experience

samokat.tech

2024 - Present

Product

Master system for communicating with users via notifications for the most popular Russian e-commerce company.

Achievements

  • Optimized the performance of services responsible for processing push/SMS/email notification requests to handle tens of thousands of RPS.
  • Delivered features that enhance user comfort in receiving notifications, considering tens of millions of rows of user information in the database.
  • Actively participated in improving processes within a rapidly growing team.
  • Developed three core libraries for the Elixir platform in our company, which are highly appreciated by developers for their ease of integration and elegant solutions to common problems.

Tech Stack

Elixir/Phoenix, Erlang/OTP, Postgres, Kafka, Prometheus/Grafana, Docker/K8s

Balance-Platform

2023 - 2024

Product

Low-code platform for modeling decision-making processes regarding loans.

Achievements

Delivered an MVP highly valued by investors with a very small team (2 developers). In this MVP, I developed:

  • A high-performance engine for executing diagrams.
  • Real-time collaborative diagram editing and execution.
  • Integrated version control system.
  • The best integration with Python in the market, providing the most convenient work with Python blocks in diagrams.
  • Blocks for using OpenAPI, message brokers, databases, and many more.

Tech Stack

Elixir/Phoenix (including Channels), Erlang/OTP, Python, Vue.js, Postgres, Prometheus/Grafana, Docker/K8s

Rapidio

2022 - 2023

Product

Automated underwriter that accepts loan documents, identifies guideline exceptions, and provides clear information about loans.

Achievements

  • Implemented a very complex business model: thousands of pages of Freddie Mac/Fannie Mae guidelines into an interpretable graph in the application with hundreds of vertices.
  • Greatly improved the performance of AI services using AWS Lambda, reducing document information extraction time from hours to minutes. This led to contributions to the AI library doctr.

Tech Stack

Elixir/Phoenix, Erlang/OTP, Python, AWS, Vue.js, Postgres, Docker/K8s

ArtelW

2020 - 2021

Product

CMS for the online store of miniature figures.

Achievements

As a contractor, I implemented the following features:

  • Dynamic product card management.
  • Product categories.
  • Price policies.
  • Coupons in the cart.

Tech Stack

Elixir/Phoenix, Erlang/OTP, Vue.js, Postgres

TenderApp

2020

Product

App that parses government tenders and sends offers to clients.

Achievements

As a contractor, I rewrote the part that scrapes and parses tenders with Elixir/LiveView, which improved performance more than tenfold and provided real-time feedback regarding the process to the user.

Tech Stack

Elixir/Phoenix, LiveView, Python, Postgres

Education

CS degree from Novosibirsk State University

Open to offers

Novosibirsk, Novosibirsk Oblast, Russia

05:36 PM

Prefer remote

Interested in offers

Full time

Part time

Contractor

Interested in roles

Mid-level

Senior