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Timur Mustafin

Full Stack Software Engineer

Python • JS • Django • React • PostgreSQL • Docker




Hello! I’m Timur Mustafin.

I'm a certified Python developer with 7+ years of experience in designing and building robust web and desktop applications. I specialize in developing scalable solutions with a strong focus on performance, maintainability, and clean architecture.

I bring deep expertise in both legacy systems and modern greenfield projects, with a passion for refactoring and technical debt reduction. I write clean, testable code that aligns with modern software engineering practices.

My full-stack proficiency spans backend and frontend development as well as DevOps, including Docker, Kubernetes, CI/CD, and cloud platforms. I'm a reliable collaborator, continuous learner, and driven to deliver elegant and efficient solutions.


Age: 35
Nationality: Russian
English Level: C1
Address: Belgrade, Serbia
Employment: Full-time, Remote Work
Possible relocation: USA, Canada, Sweden, Germany
Email: muutim@gmail.com / t.mustafin@outlook.com
Telegram: @bushidocoder
Phone: +381613019273
Status: Available



Services

I provide backend, frontend and full-stack software development, focused on performance, scalability and clean architecture. I also offer DevOps services to ensure smooth deployment and reliability of your applications. I can quickly maximize timely deliverables for real-time schemas.

Frontend Development

Development of interactive and responsive user interfaces using React.js and modern JS frameworks.

Backend Development

Design, implementation, and maintenance of server logic, APIs, and databases using Python, Django, and Flask.

Full Stack Solutions

End-to-end development from database to interface, focusing on security, scalability, and performance.

DevOps & Deployment

CI/CD pipelines, Docker, cloud services (AWS, Azure), infrastructure configuration, and automation.

Experience

Over 12 years in IT, including 7+ years of backend development and DevOps.

Senior Backend Developer

Quantum Zen System
Apr.2023 - Mar.2025 [1y 11m]
Quantum Zen Systems Logo
Transferred to the backend team and promoted to Senior Developer, where I:

  • Applied machine learning and optimization algorithms to improve business processes;
  • Designed interfaces for integration with both external and internal systems;
  • Managed the lifecycle of ML models: version control, monitoring, and CI/CD deployments;
  • Developed and maintained parsers for extracting data from public sources;
  • Created and supported an automated scanning pipeline for OSS components;
  • Wrote unit tests and ensured code quality;
  • Documented system architecture and code;
  • Collaborated with full-stack developers and data analysts.
  • Additionally, I performed extensive debugging and troubleshooting.
TechStack: NumPy, SciPy, TensorFlow, scikit-learn, PostgreSQL

Full Stack Developer

Quantum Zen System
Feb.2022 - Apr.2023 [1y 3m]
Quantum Zen Systems Logo
Worked in a Serbian startup, where I was responsible for:

  • Developed and maintained microservices-based application architectures;
  • Created interactive web interfaces using Django and React.js;
  • Ensured cross-platform compatibility and responsive design;
  • Optimized application performance and scalability;
  • Implemented lazy loading to improve performance;
  • Refactored code using asynchronous programming techniques;
  • Developed APIs with Django and Flask;
  • Designed, developed, and maintained PostgreSQL databases;
  • Wrote and implemented tests (unit, integration, E2E) to maintain quality.
TechStack: Django, Flask, React.js, Node.js, PostgreSQL, AWS, Docker, Git

Backend Developer

ArtStyle Group
Nov.2017 - Feb.2022 [4y 4m]
ArtStyle Group logo
Full-cycle software development company where I've worked and did following:

  • Developed and implemented scalable microservices systems and data processing pipelines;
  • Created software and automation tools to enhance operational efficiency;
  • Developed custom protocols for authentication and authorization;
  • Administered virtual machines on AWS and managed testing environments, integrating updates as needed;
  • Conducted system analysis and optimized user experience for e-commerce platforms;
  • Developed custom chatbots to improve customer service and marketing;
  • Companies and projects include: obi.ru, ratingruneta.ru, cmsmagazine.ru, workspace.ru, etc.
TechStack: Python, JS, Flask, Kafka, jquery, AWS, Docker, Git

IT Project Manager

OBI Group Holding
Nov.2017 - Feb.2019 [1 yr 4 mos]
OBI Group logo
The biggest German DIY retail network in e-com, where I:

  • Managed online-merchandise project in the field of DIY for obi.ru and obi.de customers for the online-catalog refactoring as primary goal. Was running team of 17 people;
  • Developed Category Information Model as Product (CiM), which stands for universal category information model for the online catalog;
  • Project budget management;
  • Negotiations with stakeholders;
  • Advertising campaign management;
  • Project reports, meetings, calls;
  • Oversaw and maintained over 1,800 SKUs monthly , led a complete refactoring of the website catalog ( 36,000+ SKUs ), and achieved over a 460% increase in profit potential in the flooring (Nov. 2017) and bathroom (Aug. 2018) categories on OBI.ru.

DevOps Engineer

Advanced System Technologies
Sep.2013 - May.2016 [2y 9m]
Adnaced System Technologies logo
End-to-end software development company, where I worked as a DevOps Engineer with the following responsibilities:

  • VmWare ESXi cluster administration, for over 600+ virtual machines;
  • Web server Database administration (PostgreSQL, MySQL);
  • Writing configuration docs., security regulations, infrastructure development.

Senior System Administrator

TEC-Electronics
Jun.2011 - Dec.2012 [1y 9m]
tec-logo
Automotive security systems manufacturer, where I as senior system administrator had responsibilities:

  • Hyper-V, VmWare, Windows & Linux servers maintenance and support;
  • Microsoft products support;
  • SAP, Project server, SharePoint, MySQL DB and ATS maintenance;
  • Infrastructure development & maintenance.

System Administrator

Gurov and partners
Aug.2009 - Dec.2010 [1y 5m]
Tec-Electronics logo
Small communications firm where I served as the Office System Administrator with the following responsibilities:

  • Server maintenance for Windows & Linux;
  • Microsoft products support;
  • Workstation maintenance; (10+ ppl)
  • IDS integration, cryptography;
  • Development of the company's infrastructure.

Skills

I am a quick learner and specialize in multitude of development skills:

Programming Languages:

Python ★ ★ ★ ★ ★
JavaScript ★ ★ ★ ★ ★
SQL ★ ★ ★ ★
HTML ★ ★ ★ ★ ★
CSS ★ ★ ★ ★ ★

Frameworks:

Django ★ ★ ★ ★ ★
Flask ★ ★ ★ ★
React.js ★ ★ ★ ★ ★
Node.js ★ ★ ★ ★

RESTful API ★ ★ ★ ★ ★
FastAPI ★ ★ ★ ★
TensorFlow ★ ★ ★ ★
scikit-learn ★ ★ ★ ★

Infrastructure:

Docker ★ ★ ★ ★ ★
Gitlab CI ★ ★ ★ ★ ★
AWS ★ ★ ★ ★

DataBases:

PostgreSQL ★ ★ ★ ★ ★
MySQL ★ ★ ★ ★

Contact Me

Let’s talk how I can help you!

If you like my work and want to avail my services then drop me a message using the contact form.

Get in touch with me using my email, telegram or by the phone.

See you!