Andrey Okhotnikov

Full Stack Developer with senior experience in web and application development across PHP, JavaScript, Ext JS, React, Node.js, SQL, and database-driven platforms. Highlights include building SaaS and corporate systems for 20k+ users and improving API response time by 30%.

FREELANCE WEB DEVELOPER at Baseinfosystems (2023-06 – Present)

Developed and enhanced web applications while performing QA testing and data analysis to support performance, usability, and scalability.

• Built websites and web applications using HTML, CSS, JavaScript, Ext JS, React, Node.js, PHP, Python, and multiple SQL databases in a collaborative development environment.
• Created user interfaces for web applications.
• Ensure website usability
• Identified and implemented process improvements that streamlined workflow and improved team efficiency.
• Contributed to project management process improvements that supported smoother delivery across the development team.

SOFTWARE PROGRAMMER at PsychTests AIM Inc. (2015-10 – 2023-06)

As a Full Stack Software Programmer, I played a key role in the organization by designing, writing, modifying, integrating, and testing software code and databases to deliver scalable and efficient solutions

• Redesigned and developed a SaaS psychological assessment platform serving 20k+ users with HTML, CSS, JavaScript, Ext JS, Perl, Zend, PHP, and MySQL.
• Led migration from Ext JS 3.1 to Ext JS 6.2.
• Automated application processing and platform setup for new subscribers.
• Implemented an automated invoicing system.
• Reduced API response time by 30% by optimizing database queries.
• Redesigned and improved company sites providing psychological assessments.
• Improved the corporate CRM system Customer Care Center by adding payment functionality and admin dashboards.
• Developed accountant reports.
• Collaborated with cross-functional teams and conducted program testing and debugging web applications, adhering to established guidelines.
• Demonstrated strong attention to detail and accuracy in software development and adapted quickly to changing priorities and deadlines, effectively managing workload.
• Contributed to reducing the time required to process online orders.
• Implemented best practices in web development resulting in streamlined processes and improved productivity.

SOFTWARE DEVELOPER at 8469512 Canada Inc. (2013-05 – 2015-06)

• Developed a database system using the eBay API to consolidate transactions from multiple accounts and manage delivery information in MS SQL with HTML, CSS, JavaScript, Ext JS 4.2, and jQuery.
• Automated customer request processing to support buyer activity control.
• Developed a content management system for an e-shop with more than 10,000 items.

TEAM LEAD DATA ANALYTICS at MegaFon (2008-09 – 2013-04)

Working in the Financial Information and Analytical Department I was responsible for development of corporate financial reporting, preparation of analytical materials for the company's management, analysis of business processes to identify and minimize the financial, administrative and tax risks.

• Developed the corporate information system that includes the database of the Company’s communication objects in the network, the database of the Company’s contracts and primary financial documents, electronic archive of documents, budget control system and planning the resources of the Company (1.500+ users);
• Developed the system of financial evaluation for the feasibility of the communication objects in the Company’s network;
• Developed the corporate automated reporting system.
• Developed the control system for the execution of the Company’s contracts;
• Automated the business-process of workflow of the Company’s documents (100.000+ documents per year);

Bachelor in Computer Science – National Nuclear Research University (MEPhI) (1988)

MBA in Finance – RANEPA (2011)