Maxim Kiselyov Email & Phone Number

United States

As an iOS Developer at DevTeamSpace Inc., I am responsible for implementing new functionalities for an upcoming, highly functional iOS application. My tasks involve developing business logic and creating user interfaces using the latest technologies available for iOS 17. I focus on delivering a high-quality user experience by meticulously crafting UI elements and ensuring the seamless integration of business logic, aiming for a bug-free application.I primarily work with SwiftUI, utilizing modern features and the latest advancements. My work heavily involves using Environment and coordinating navigation through a modular architecture, which ensures clean and maintainable code. For network communication, we implement WebSocket for real-time chat functionality and REST API for other interactions. Despite being with the company for a short time, I contribute significantly to the product’s development, showcasing attention to detail and a commitment to excellence.

Lisbon, Portugal

- Implementation of new screens such as Main and Profile View, contributing to a remarkable 32% increase in registration completion.- Elevated code quality through extensive refactoring using SwiftUI and successfully executed migration to the MVVM architecture for enhanced scalability and maintainability.- Transformed user experiences by introducing new design elements and crafting intuitive screens.- Implementation of reusable domain elements for new design system. Technical Proficiency:Architecture: MVC and MVVM, ensuring scalable and clean code practices.UI Development: UIKit (XIB, Codable), Auto Layout, and SwiftUI for creating modern and engaging interfaces.Data Management: Expertise in CoreData, Keychain, ensuring efficient and secure data handling.Dependency Management: Swift Package Manager (SPM) and CocoaPods as main Dependency manager for the project.Networking: Alamofire, URLSession, and Kingfisher for optimized image loading.Concurrency and Async/Await: Skillful in managing concurrency and leveraging async/await for responsive applications.Testing: XCTest and TDD

SoftPOS Mobile App - an application that turns an ordinary phone into a real POS terminal for accepting NFC payments:• designing mobile architecture • designing business processes for SoftPOS-application for SME customers;• designing Backend Service and API for adjustment customer settings; • designing integration specs with payment’s handling logic on Acquiring Banking Host;• white Box Encryption Architecture: In addition to my role, I also spearheaded the development of the white box encryption architecture within the SoftPOS Mobile App, safeguarding sensitive data against potential threats;• supporting functional testing, security evaluation phases and payment schemas certification programs for SoftPOS solution.Merchant Acquiring Gateway - backend system (host) for receiving information from the POS card reader and conducting bank transactions using customer cards such as VISA, MC or UnionPay: • designing business process for all types of transactions;• designing integration specs with payment’s handling logic on anti-fraud system, clearing and billing sys., merchant information sys. and other;• designing administration system for banks’ back office and support team; • supporting functional testing and security evaluation.

Yekaterinburg, Sverdlovsk, Russia

Building a forecasting system for the contact center - payroll expenses decreased by more than 13% due to the optimization of the schedule, SLA > 80%:• project management and collaboration with development departments. (Scheduling Automation Project);• hosting of team meetings (Daily, Demo, Planning and Retro)• receiving, uploading and analyzing data from DWH using SQL;• building machine learning models to make predictions for the future using FBProphet, Pandas, NumPy, Plotly;• analytics and visualization of results using various methods. Creating reports in Tableau, visualization on a landing page.

Russian Federation

• Planning of assurance projects;• Create Review of working papers;• Assurance of non-financial reports. Analyticalprocedures for non-financial indicators, calculationof energy performance of the company;• Implementation sustainability managementsystems and consulting on regard to energyefficiency;

Russian Federation

• Reviewing previous audits to understand the processes that are specific for this particular client.• Checking client records against bank records• Checking the existence and accuracy of listed assets• Confirming an accurate and complete list of client suppliers• Examining the client's stock-taking methods• Performing a sample stock-take to evaluate the accuracy of the client's records• Testing client processes and controls• Preparation of reports on audit findings highlighting key issues, recommendations and showing final accounts.

Yekaterinburg, Russia

Administrator of 'Customer relations' department (Backline).• Work with Claims and Letters under law• Returns and exchange • Goods Handout and services in the store• Supervising cash machines