Velizar Zhelev
Technical Affiliate
Sofia
Summary
Proactive and detail-oriented Software Developer with a strong background in software development, blockchain technology, and Amazon design projects. Adept at optimizing algorithms, enhancing data processing, and improving system performance. Passionate about problem-solving, innovation, and delivering user-centric solutions. Skilled in collaborating with cross-functional teams to create efficient and scalable software while continuously refining technical expertise.
Overview
7
7
years of professional experience
2
2
Certifications
2
2
Languages
Work History
Technical Affiliate
Elave Therapy
06.2022 - 01.2025
- Improved algorithm efficiency by 15%, resulting in cost savings of 200k BGN annually.
- Enhanced data processing speed by 30%, boosting project deliverables by 20%.
- Oversaw a dataset of 500 million records for various projects.
- Managed a portfolio of 15 projects with a total budget of 2 million leva.
- Reduced data retrieval time by 40% by optimizing database queries with new indexing techniques.
Owner
RedSpace
12.2021 - 12.2023
- Designing and assembling tailor-made computer systems for gaming, professional workstations, educational use, and server environments.
- Focused on performance optimization, thermal efficiency, and hardware-software compatibility.
- Providing expert advice to clients on hardware selection based on use-case (e.g., video editing, 3D rendering, cloud computing).
- Building customized specs that align with budget and performance expectations.
Technical Affiliate
Vitez-Vj
06.2018 - 06.2022
- Diagnosed and resolved technical issues, maintaining a 70% first-call resolution rate and enhancing overall customer satisfaction.
- Developed and standardized troubleshooting workflows, minimizing recurring issues and increasing service consistency.
- Conducted training sessions for team members on new tools and systems, boosting overall productivity and team expertise.
- Collaborated with the IT department to upgrade outdated hardware and software, improving system performance and reducing downtime.
Education
Master of Science - Creating Mobile Apps
Plovdiv University Parsi Hilendarski
Plovdiv, Bulgaria 04.2001 -
Bachelor of Science - Bachelor-Software Technologies And Design
Plovdiv University Parsi Hilendarski
Plovdiv, Bulgaria 04.2001 -
Skills
- C
- Java
- Photoshop
- Illustrator
Certification
Certified Junior Penetration Tester- eJPT
Timeline
Certified Junior Penetration Tester- eJPT
12-2025
Software Engineering Certificate- Greenwich University
11-2025
Technical Affiliate
Elave Therapy
06.2022 - 01.2025
Owner
RedSpace
12.2021 - 12.2023
Technical Affiliate
Vitez-Vj
06.2018 - 06.2022
Master of Science - Creating Mobile Apps
Plovdiv University Parsi Hilendarski
04.2001 -
Bachelor of Science - Bachelor-Software Technologies And Design
Plovdiv University Parsi Hilendarski
04.2001 -
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