Requirements
● Experience with Objective-C and Swift● Strong understanding of iOS user interface guidelines and best practices● XCTest Framework● SQL● UIKit● English intermediate and higher
Responsibility:
● Develop and update iOS Applications● Collaborating with the team

Requirements
● At least 3 years of commercial experience● Strong understanding of iOS user interface guidelines and best practices● MVVM architecture● Strong knowledge of RxSwift and RxCocoa - 1+ years - must have!● Unit Testing. Preferable experience with Quick/Nimble libraries● UIKit. Preferable experience of creating UI from code with SnapKit● English intermediate and higher
Responsibility:
● Develop and update iOS Applications● Collaborating with the team● Write unit tests for iOS Applications● Support UI Tests

Requirements
● Strong theoretical knowledge of testing process● Previous quality assurance experience● Basic economic knowledge is beneficial● Analytical mindset, accuracy and attention to details, high communicative skills, desire to grow as responsible and universal professional● Strong SQL knowledge ● Pre-intermediate or intermediate English level
Responsibilities
● Reports and printing documents design review● Testing reports using SQL queries ● Testing printing documents using various hardware (iPads, printers, software programs) ● Learning the growing retail software system and new features, collaborating with dev and QA teams, being an expert in subject area● Working with data a lot (data analysis, data investigations, etc)

Requirements
● Hands-on experience with preparing automation scenarios using Terraform● Knowledge of Kubernetes● Experience with deploying and supporting infrastructure on public clouds (GCP and Tencent will be a plus)● Basic knowledge of Microsoft Windows Server● Basic knowledge of Active Directory● Understanding of network concepts - firewalls, VPN, peering (for public clouds)● English - pre-intermediate or better

Responsibilities
● System availability and performance monitoring, on both infrastructure and application levels● Planned infrastructure and application updates● New environments’ deployment● Changing the existing infrastructure according to the requirements● Other tasks related to the system functionality

Requirements
● Python programming using classic scientific stack (numpy, pandas, scipy, scikit-learn) + some visualization tools like matplotlib, plotly or other similar libraries● Experience with machine learning algorithms and ideally numerical optimization algorithms● Experience and/or understanding of Tensorflow or Pytorch. Ideally experience with huggingface transformers● Proficient with SQL● Understanding of fundamental concepts of OOP and functional programming to create maintainable and scalable code● git management● English - upper-intermediate or better
Preferred
● Experience with Numba or at least understanding of its usage and challenges during implementation● Experience with creation of backend microservices with Python (ideally FastAPI)● Experience and/or strong understanding of LLMs + RAG systems (vector DBs, semantic + keyword search and reranking, knowledge base preparation and parsing, prompting techniques)● Basic bash skills
Responsibilities
● Write and optimize code using Python, pandas, scipy, numba, SQL etc● Solve non-linear optimization problems (in task scheduling and allocation space) using genetic algorithms, local search and other methods● Creation of LLM-based RAG assistants with combinations of both client's knowledge base and general knowledge possessed by model (data preparation, semantic and hybrid search engines, LLM grounding)

Requirements
● SQL Server 2019 and later. C# - related to database connectivity, query execution , etc● Strong T-SQL Knowledge: Excellent knowledge of T-SQL, including creating complex queries, triggers, stored procedures, and functions, with an understanding of their impact on database performance● Database Experience: Experience working with large relational databases, including database design, optimization, and support● Business Process Understanding: Ability to analyze business requirements and translate them into efficient solutions at the T-SQL code level● Performance Optimization Experience: Expertise in identifying SQL query performance bottlenecks and providing recommendations for optimization● Code Auditing and Testing Experience: Skills in performing static code analysis and writing tests to verify the correctness of SQL code● Security Knowledge: Understanding of database security principles and the ability to address vulnerabilities within the T-SQL code● Communication Skills: Strong teamwork and communication abilities, with the capability to collaborate with developers, analysts, and other stakeholders, and effectively convey technical aspects to different participants in the process● Familiarity with Performance Monitoring Tools: Experience using tools for monitoring and analyzing SQL code performance (e.g., SQL Profiler, Extended Events, and others)

Responsibilities
● Analysis and Review of T-SQL Code: Conduct thorough analysis of T-SQL code to identify logical errors, potential vulnerabilities, performance bottlenecks, and scalability issues● Query Optimization: Evaluate the efficiency of T-SQL queries and provide recommendations for improving performance to enhance execution speed and reduce database load● Code Auditing and Testing: Perform audits of T-SQL solutions, including static code analysis, creating test scenarios to verify code functionality, and identifying and resolving potential issues● Documentation of Issues and Solutions: Prepare detailed reports on identified errors and provide recommendations for their resolution. Maintain documentation on T-SQL processes and solutions● Consulting and Mentorship: Provide guidance to the development team on best practices for T-SQL development and how to address performance bottlenecks in the code● Business Process Alignment: Collaborate closely with business analysts and other stakeholders to ensure that business logic requirements are correctly reflected in the T-SQL code● Security Code Review: Identify security vulnerabilities in the code and implement solutions to protect data and adhere to security standards