Data Scientist / Data analytics

Europe · $3000 · 5 years of experience · Upper Intermediate

Data scientist 09/2018 – Present Appodeal, Belarus, Minsk - Were proposed and adopted a number of changes FFMs, it contributed to the enhancement of the precision model (has been excluded overfitting, auto-tuned Hyperparameters); - Created new features for FFMs model, which has led to an increased accuracy model of more than 40%; - Has been implemented a pipeline for FFM, predicted IMS to CLICKS, CLICKS to INSTALLS, which has led to a great increase in the profit. Data Analyst 09/2017 – 09/2018 Playgendary, Belarus, Minsk - Conducting verification of compliance all in-app monetization events (purchases and subscriptions); - Creating reports from RAW data has been located on the AWS server (Python + Unix); - Organizing process for creating, preprocessing and analysis data collection; - Building models (Linear Regression, Logistic Regression) to address business problems (enhancing LTV, players classification); Data Analyst 09/2016 – 09/2017 LifeCell, Kyiv, Ukraine mobile operator - Conducted reports for implementation of marketing strategies LTE, will lead to 18% growth in customer acquisition; - Computation customer habits using machine learning package Python Scikit-learn. Carrying out specified data processing and statistical techniques for active subscribers (> 8M); - Developing an automated process of analyzing data implemented in Python; - Handling of large datasets stored in relational and non- relational databases (Oracle, MongoDB).

Machine Learning, Python, Data Science, scikit-learn, SQL, pandas, numpy, Math, Kaffka, Vertica, Docker, Linux, Algorithms, Jupyter Notebook, Git, Data Mining

Data analyst who has been at the forefront of the telecom industry for the past 5 years. Adept of data analysis and visualization data. Specialize in comprehensive automated processing in Machine learning, using huge experience in Python, Scikit-learn, pandas and big data.


Data Engineer

Remote work, Ukraine · $5500 · More than 10 years of experience · Upper Intermediate

I am a DHW / ETL Developer with a strong understanding of business needs. I have more than ten years of experience as an IT expert in various industries and can understand business challenges and opportunities quickly. Briefly, I can solve your problems and deliver value without extra supervising. I have experience with: - Azure Data Factory v2 Development - Azure Data Lake Storage Integration - Azure Databricks/Python Development - MS SQL 2008 / 2012 / 2014 Data Warehouse Development - MS SQL 2008 / 2012 / 2014 SSIS ETL Process Development - MS SQL Azure Development - SAP HANA Data Design & Modeling, Performance Optimization & Troubleshooting - SAP HANA XSJS Services Development - SAP DataServices (ex. Business Objects Data Services) 4.2 ETL Process Development

Business Objects Data Services, MS SQL Server, SAP HANA, SSAS, SSIS, Python, DWH, Azure Data Factory, Azure, ETL

Sales reporting system based on MS SQL SSAS + MS SharePoint 2007 (SharePoint Excel Services). Data collected from legacy and current accounting systems using MS DTS / SSIS. DHW / ETL for price-monitoring. Collect SKU price data from regional databases of Sales Force Automation system using MS SSIS. Various DWH / ETL / web-services projects (customer and project details under DNA) on SAP technologies (SAP HANA, SAP XSJS, Business Objects Data Services).

Looking for Data Engineer position opportunity. Big Data / Data Science in prospect.


Test Engineer at Credit Suisse

EU, US · $3000 · 3 years of experience · Advanced/Fluent

• Enterprise Data Toolkit (Collibra, Tableau, Data Quality Incident Management) • Motorola Public Safety LTE Broadband communication solutions • ABB/Ventyx Network Manager SCADA system and EMS applications • Atlassian JIRA/Confluence, TestRail, Microsoft Team Foundation Server, HP ALM/Quality Center defect tracking and reporting, test management systems • Tenable SecurityCenter (Nessus) vulnerability scanner • VMware vCloud Director, ESXi and vShere virtual environments • Linux, Windows servers administration and network setup • Oracle, Avanti databases, SQL Developer • Python for test automation scripts • MathCAD, Mathematica • ISTQB Certified Tester Foundation Level (CTFL) • ISTQB Advanced Level Test Automation Certified Engineer (CTAL-TAE)

Linux, English, SQL, Jira, Agile

Work experience in world know corporations such as ABB, Motorola Solutions, Credit Suisse.

Test Automation Engineer / Test Lead Relocation to US, Germany, GB, Switzerland More then average salary

15 October

Data analyst 

Kyiv · $2000 · 4 years of experience · Upper Intermediate

Analyst with experience of interpreting and analyzing data in order to drive successful business solutions. Teamwork-oriented, attentive to details, responsible, with creative problem solving skills. Experienced in post-analysis, reporting automation, data analysis and visualization by using SQL (oracle, mysql, athena, BigQuery), bases of Python, Power BI, Power Query, Excel, Spreadsheets, Think-cell etc. Have experience in different industries like Telecommunications, FMCG and Information technologies.

SQL, Power BI, English, Tableau, MySQL, Databricks, Athena, AWS, AWS S3, Python, YAML, Google Spreadsheets Api, Google BigQuery

15 October

Machine Learning Engineer

Odesa · $800 · 8 years of experience · Intermediate

Computer Skills: OS: Windows, Linux Programming: C, Python (GraphLab, Pandas, Numpy .....), R Clouds: AWS EC2 RDBMS: MySQL VCS: GitHub LMS: Moodle Microcontrollers: Atmel, STM32, Arduino

AWS EC2, Electrical engineering, Electronics, Moodle, numerical methods, Probability theory, Discriminant analysis, Dispersion analysis, GraphLab, Python, Regression analysis, Deep Learnng, C++, R lang

PhD 5 учебных пособий по прикладной математике Конференции, семинары, вебинары по всему спектру IT Сертификаты семинаров Microsoft, Luxoft, PM 2013-2017 гг. Онлайн-курсы Прометеус, Stepik

Профессиональный рост. Адекватный менеджмент. Дружелюбный, командный коллектив. Возможность научной работы и участия в конференциях. Современная техника.

13 October

Technical Project Manager

Kyiv · $2000 · 3 years of experience · Intermediate

- 3+ years managing software development projects; - Experience communicating with technical and non-technical stakeholders; - Understanding of Agile methodology; - Time management, and team collaboration skills; - Experience in planning, project scheduling, communications and delivering; - Knowledge of business analysis; - Demonstrated track record of cultivating strong working relationships and driving collaboration across multiple technical and operations teams; - Experience with BI tools:

Project Management, Team management, Product management, trello, MySQL, English, CRM, Web Development, Risk management, Requirements analysis, project planning, Communication, YouTrack, Python, Agile/Scrum/Kanban, Analytical Skills, Git, Business Analysis, Fraud, Technical Support Management, A/B testing, Manual Testing, REST API, Agile, Scrum, Kanban, Time Management

- increase the percentage of return of customers to the system; - automation of monitoring processes; - automation of notification processes; - formation of metrics to search for bot traffic; - increase the speed of delivery of current data; - monetization of "random" traffic;

- Strict regulation of processes at the company - Interesting projects - Possibility of self-education

13 October

Data Scientist

Kiev · $100 · 8 years of experience · Advanced/Fluent

• Has 8 years of experience in IT • Held not only Data Scientist positions but Project Manager and Business Analyst as well • Managed team of up to 6 FTE • Main industries: Fintech, Gambling • The biggest client has 500 M EUR in annual revenue • Specializing in general data science • Took part in more than 20 DS/ML related projects

Python, Artificial Intelligence, SQL, IT Project Management, Machine Learning, Data Science, Deep Learning, Keras, Probability Theory & Statistics, OOP/OOD, DS, NumPy, scikit-learn, pandas, Algorithms, Recommender engines, numpy, Git

11 October

DevOps Engineer

Zaporizhzhya · $1500 · 5 years of experience · Advanced/Fluent

I've started with ubuntu 6.06 Back in those days I received the original CD from London. I've been writing applications on Lua and adjusting AMD video drivers even then. Nowadays every company needs to organize their works on servers and store them properly. Each project needs to be deployed and maintained. I'm an adherer of Continuous Integration and Deployment. I'd like to learn more sophisticated tools as well as share my expertise. Looking forward to receiving really good offers.

GIT, CI/CD, Google Cloud, Jenkins, CircleCI, Digital Ocean, Node/npm, Netlify, DNS, Mailgun, UNIX, TCP/IP, bash, Nginx, Docker/Docker Compose

11 October

System administrator

Odesa · $800 · 7 years of experience · Intermediate

Worked with - Linux Desktop, Debian and Ubuntu server, Windows, Windows Server, Mac OS. Create office communication (LAN, Wi-Fi, VLAN, servers and e.t.c.), printers, networks, conference rooms and other. Organization new place for developer Experience work with: Microsoft products (office, teams, outlook and other) ESXi, WEB Servervs, aws little experience, Apache, Nginx , PostgreSQL, Zabbix, Grafana and ....... Administration video surveillance, access control system, Google Apps and other

VPN, Apache, LAN, Mikrotik, Ubuntu, Linux, Virtual machines, TCP/IP, Zabbix, Nginx, DNS, Windows, Networking, VMware, Python, DHCP

Create new office (lan+wi-fi networks, ip cam end e.t.c.), web servers, administration esxi, work place. Sociable and positive

web servers, virtualization and cloud technology.

10 October

Data Scientist 🔥

Kyiv · $3000 · 4 years of experience · Upper Intermediate

Machine Learning, Python, Scala, SQL, Spark, Big Data Cassandra, Redshift, PostgreSQL,

Machine Learning, Python, PostgreSQL, Redmine, Spark, Scala, neo4j, NumPy, Deep Learning, pandas, scikit-learn, Data Science, SQL

Worked in different fields with product companies and know how to get interesting insights that will bring business value to your company!

Big amounts of data, interesting analytic tasks. Will be a plus: big DS team

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