b
baklazhanius

Elijah D

@baklazhanius

Fullstack Backend Developer, ML Data Analytics

Russie
Russe, Anglais, Ukrainien
Certaines informations sont présentées en anglais.
À propos de moi
Fullstack / Backend engineer with 10+ years of experience across the PHP/Laravel and Python ecosystems, specializing in ML and data analytics for urban mobility. I own the full stack — from infrastructure as code (Terraform) and data pipelines processing millions of records, to predictive models and interactive cartographic visualizations built with deck.gl and Vue.js.... Plus d’infos

Compétences

b
baklazhanius
Elijah D
hors ligne • 

Voir mes services

API & Intégrations
I will be your python backend developer for fastapi rest api and postgresql
De25 $US / projetPlus de détails
Tableaux de bord des données
I will build an interactive kpi dashboard or gis map with python and vue
De15 $US / projetPlus de détails

Portfolio

Expérience professionnelle

Self-Employed_/ Freelancer

Lead Engineer, Full-Stack & Data

Self-Employed / Freelancer • Temps plein

Dec 2021 - Present • 4 yrs 10 mos

Urban mobility analytics platform for municipalities and road agencies: collecting, processing and visualizing transportation data (traffic accidents, public transit, cycling, traffic flow). The database includes over 1.7 million traffic accident records. - Built map-based visualization services that analyze road safety across 1.7M+ traffic accident records (Python, FastAPI, PostgreSQL/PostGIS, Vue.js, deck.gl). - Built data pipelines that clean, geocode and deduplicate official traffic police records. - Own the cloud infrastructure as code (Terraform) and CI/CD pipelines for all environments. - Cut server-side data processing time by 30% through infrastructure optimization. - Run traffic data research in Jupyter (trends, anomalies, patterns) feeding predictive ML models. - Took the product from idea to first investment together with the team.

iCenter

Web Developer

iCenter • Freelance

Sep 2022 - Aug 2025 • 2 yrs 11 mos

Tech team of iCenter (icenter-store.ru), an Apple Premium Reseller online store on 1C-Bitrix. - Maintained the company's Bitrix websites and migrated the online store to the Aspro Max template for better performance and usability, keeping URLs and search rankings. - Built the product catalog logic: thousands of product variants, an Apple-style configurator and faceted filters. - Automated price and stock exchange with 1C and developed adapters integrating company systems with its BI platform. - Built automation tools for marketplace operations, streamlining the company's business processes.

Новый_Калининград.Ru Новости Калининграда

Web Developer

Новый Калининград.Ru Новости Калининграда • Temps plein

Apr 2016 - Mar 2022 • 5 yrs 11 mos

Key developer of a regional news portal for 6 years, keeping it running reliably and developing it in line with legal requirements. - Built and integrated special projects, from landing pages to interactive multimedia content, that drove traffic and engagement growth. - Developed automation tools for the editorial team, speeding up publishing and cutting manual routine work. - Built tools for the advertising department; integrated and configured the Yandex Advertising Network for content monetization. - Created mini-games and interactive formats for the audience, and Telegram bots for the editorial team. - Optimized site performance for high loads: the portal ran reliably during traffic peaks and ranked among the region's top three.