I help companies see around corners as they adopt next-generation technology..navigating compliance, accelerating digital transformation, and driving operational efficiency.

With a track record in SaaS sales, I’ve consistently won net-new logos and delivered double-digit ARR growth by helping mid-market and enterprise clients modernize with Cloud, AI, and IT solutions.

I execute with precision through pipeline discipline, value-based selling, and a relentless focus on customer success and measurable impact.

Above all, I lead with sincerity, believing that how we work matters as much as what we build.


Alexandrea S.

Avaturn

Python Backend Engineer

Windsor.ai

SaaS service for data management, enabling the offloading of data from various sources such as Facebook and TikTok to repositories.

- Developed and updated integrations with external APIs for a key enterprise client for offloading data from high-traffic platforms like Facebook and TikTok to centralized repositories, ensuring a smooth transition to new versions with zero downtime, directly contributing to sales and reducing client service issues by 30%;
- Designed an AI-driven customer support solution through OpenAI's fine-tuning model, thus improving customer satisfaction rates by 20%;
- Developed an evaluation system, conducted technical interviews and successfully hired 2 React frontend developers;
- Proposed initiatives that improved development processes, improving code quality, maintainability, reduced technical debt, and decreased bugs related to adding new features by 30%;
- Created internal documentation that reduced onboarding time for new developers by 50%;

Software Engineer

Timestripe

Notion-Analog, Top-5 Product on ProductHunt (4.7/5 rating), founded by a top manager of a recognised designer bureau to enhance productivity and task scheduling

- Developed major feature - 2-way Google Calendar integration - from scratch: designed a robust system for event synchronisation, implemented new database models, RESTful API, handling of events from application by leveraging Django Signals, external API and webhooks;
- Created a custom script to update 3 million rows in a production MySQL database, achieving a 90% reduction in execution time by optimizing complex queries through Django ORM;
- Worked extensively with Django ORM, DRF, and Celery task queues, migrations, optimized performance of Django ORM queries;
- Increased code coverage with tests using pytest, enhancing code quality and reducing bugs by 70%;
- Improved and refactored frontend components, implementing new features and resolving bugs to improve overall application functionality and user experience;

Magnit

The world’s fourth largest retailer by market capitalisation and over 12,000 stores.

- Optimized the backend using FastAPI and PostgreSQL queries for massive data handling, resulting in a 40% improvement of server response time and user experience, through optimising  tables containing millions of positions;
- Improved data management platform, optimizing data processing pipelines and automating reports, amplifying data processing efficiency by 30%;
- Developed complex interfaces for a Vue.js web application, enhancing user experience and increasing user engagement by 20%;
- Worked with SQL databases: designed tables, created models and migrations, used complex queries, including hierarchical , aggregated, join, and window functions to ensure data accuracy;
- Actively participated in business requirements discussions and decision-making with a team of developers, analysts, and testers within strict deadlines.

Python Backend Software Engineer (Django, FastAPI, Flask) and JavaScript (React) with 5+ years of experience in building scalable and robust backend systems in challenging environments, bringing businesses tangible results, e.g. having eased the user experience and automated business processes of updating items in an external ERP system. 

Had introduced initiatives in time-constraining environment to increase the quality of code and coding standards which reduced technical debt by 30% and contributed to developers team effort in writing and maintaining the code, as well as AI-based tool to automate customer support by 40%.

Technology stack
Backend: Python (Django, FastAPI, Flask), REST API, Linux, Docker, Git, CI/CD, unit testing, microservices, AWS, Celery, RabbitMQ;
Frontend: React, Vue.js, JavaScript;
Databases: SQL (raw and ORM, e.g. SQLAlchemy), PostgreSQL, MySQL, alembic, Oracle.

Polina is experienced in web development (70% backend and 30% frontend expertise), microservices, API integration, data engineering, parsers/scrapers, data visualization.

Takes pride in introducing cutting edge solutions that simplify and improve people's lives, and is well-versed and passionate about biology, bioinformatics, pharmacology. Let's connect!

taplio

The Battle

Alexandrea S.

Polina Reviakina

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