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Marat S.
Last update: 25 Jun 2019
SENIOR /team lead
Senior Java/Scala Developer
● I'm a polyglot developer with engineering skills and mindset, coming from math background.
● I usually use modern, powerful and simple tools that help me to keep things maintainable. I don't hesitate to write tests, documentation and like to automate what is possible, at any stage. An important aspect of my work is code duplication minimization.
● My experience includes back-end, front-end, mobile, game, algorithm, cloud, network development, video/image/audio/text processing and some machine learning, data science and AI.
All rates are indicative, annual rate includes 20% discount
20% discount on yearly basis
GMT+2 East Europe
Kharkov, Ukraine

EXPERIENCE

Industry Experience

Social Media & Communication

PORTFOLIO HIGHLIGHTS

Under NDA

Back End Developer

discussing a task specification and a testing plan, implementing the task, writing unit/integration/performance/system tests, making pull-requests, reviewing other’s pull requests, supporting a released feature

This application streams media content from different sources. The users are able to choose categories, filter the content they would like to see in the app and customize the application. The main purpose of the app is to provide the user with the combination of different social networks and media sources in one app.

Technologies Stack:

MongoDB Scala Akka JDBC JSON Mockito Oracle database CouchDB Unit Tests

Industry:

Social Media & Communication

Online video streaming

Full Stack Developer

full-stack, implemented from scratch.

Low-latency (150 ms) online video streaming from cameras, with microservice architecture

Technologies Stack:

API Java JavaScript Nette Framework Spring Bash RxJava virtualBox WebSockets Docker ZeroMQ

Unblock

Back End Developer

Implemented back end and a desktop client, analyzed competitor’s solutions.

Peer-to-peer unlimited free proxy for browser & desktop

Technologies Stack:

AWS Node.js Socket.IO WebRTC Mocha Redis Bash CircleCI

Face detection service

Full Stack Developer

Implemented a highly-performance REST API, a web-page with a demo, protection from malicious usage, made performance tests.

Frontend and REST backend, except the detector itself

Technologies Stack:

Amazon API Amazon EC2 Amazon S3 API AWS Java jQuery Nette Framework Python Bootstrap JUnit Performance Testing REST TCP IP Bash DynamoDB AWS Lambda

Smart metering, IoT project

Back End Developer

back end development, performing tasks, creating and reviewing pull-requests, actively participating in requirement analysis and system design.

Interesting tasks: - developed a parser for WMBus binary protocol, with the help of a 100 page long specification; - generic CRUD REST API controller; - automated deployment and CI using Jenkins and bash scripts.

Technologies Stack:

Hibernate JIRA MongoDB PostgreSQL Akka Elasticsearch Git Jenkins Play Framework Redis Bash RabbitMQ Microservices

TheGreenestOffice

Full Stack Developer

the first project was implemented from scratch by my teammate and I. For the second project I provided support and fixes

TheGreenestOffice – mobile app for tracking of employees on the map, viewing the time when an employee comes and leaves an office. GovInteract – mobile app for viewing information about city events and news, chat with the government.

Technologies Stack:

BlackBerry CSS Google Maps JavaScript jQuery Knockout.js PhoneGap Geolocation Git HTML REST iOS Operating System Android Operating System

EDUCATION

Kharkov National University of Radioelectronics

Applied Mathematics, Informatics

CHI Development Center. agency #433

400+
Kharkov, Ukraine
GMT+2

Industries

Architecture & Design, Education & Science, Business & Productivity, Logistics & Transportation, E-Commerce & Retail, Banking & Finance, Information services & Technologies, Entertainment & Games, Construction & Real estate, Human Resources & Career, Mapping & Navigation, Sports & Fitness, Advertising & Marketing, Law & Government, Shopping & Loyalty programs, News & Media, Statistics & Atalytics, Kids & Childcare, Healthcare & Medicine, Safety & Security, Booking & Rent, Beauty & Personal Care, Service & Support, Films & TV, Insurance & Risk Management, Cybersecurity & Data Protection, Data Science & Machine Learning, Big Data, Automotive

CHI Software is the development center, based in Kharkiv, with representatives in Dnipro and Kiev (Ukraine), Israel and California. We’ve started off as a small web design studio. Nowadays, we have complex in-house expertise in different business domains and industries to offer. Our development team includes the following departments: web design, JavaScript, .Net, PHP, Ruby, Python, Java, C++, Mobile (Android and iOS), DevOps and QA. For a proper support, we have also trained a team of BI, BA and Project Managers who can join the project at any stage. We constantly keep up with the current technology trends: AI, Machine Learning, Computer Vision, AR/VR, continuous delivery, Blockchain, and cloud solutions integration, of course.

MORE TALENT AVAILABLE AT THIS AGENCY

All rates are indicative, annual rate includes 20% discount
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All rates are indicative, annual rate includes 20% discount
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All rates are indicative, annual rate includes 20% discount
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