Особисті дані приховані

Andriy - Senior Software Engineer

Profile summary

Back-End Developer with 30+ years of job experience in developing
web and mobile applications. Throughout my career, I have worked
with mostly JS and PHP on the back end, PostgreSQL, Mongo, and
MySQL databases, React on the front end, and developing mobile
applications with React Native, Java, Kotlin, and Expo. Also, I have
some experience working with different AWS services.

Results-driven, software engineer with several years of experience in
building web applications, working within a team and by myself;
primarily focusing on developing applications with complicated logic
on the back-end and APIs for mobile apps. Strong in developing
scalable web applications, software design, and agile process
management.
Willing to learn and adopt new languages, frameworks, and services
as well as functional programming.

Key expertise

-​ Continuous Integration and Delivery
-​ Back-end:
-​ JavaScript (Node.js, Nest.js)
-​ Front-end:
-​ JavaScript (Vue.js, React.js, Angular.js)
-​ Java, Kotlin
-​ Databases:
-​ SQL, PostgreSQL, MongoDB

Tech Stack

Programming languages JavaScript/TypeScript, Java, PHP, C, C#, Kotlin, Forth, Clarion, Kotlin,
ASM86, Fortran, Cobol, etc.

Other technologies AWS, Firebase, Embedded system, Desktop system, TCP/IP network,
IPX/SPX network

Databases SQL, NoSQL, Cloud, PostgreSQL, Mongo

Libraries, frameworks Node.js, Nest.js, Vue.js, React.js, Android

Operating systems Linux

Development tools Webstorm, Android Studio, VI
 Portfolio Highlights

Project - Langeasy. Translation service.
Dec.24 - now
Role Team lead, Back-end developer

Responsibilities -​ Creating an architecture and roadmap
-​ Team Leading and mentoring
-​ Developing the whole back-end parts
-​ Integration with 3-rd part services

Technologies Node.js, PostgreSQL, Third-Party APIs
stack

Project - Platma. Lowcode / no code system.
Jun’23 - Dec.24
Role Team lead, Back-end developer

Responsibilities -​ Creating an architecture and roadmap
-​ Team Leading and mentoring
-​ Developing the whole back-end parts
-​ Collaborate with product and frontend teams to iterate on the
implementation of the current product and build new features.
-​ I did integrations with new clients and APIs.
-​ Building a robust and easy-to-maintain backend structure
-​ Implementing security and data protection features as well as notification
mechanisms.

Technologies Node.js, PostgreSQL, Kubernetes, NodeRed, Redis, a lot of Third-Party APIs
stack

Project - MVP B2C. Translation service.
Apr’23 - Jun’23
Role CTO, Back-end developer, DevOps

Responsibilities -​ Creating an architecture and roadmap
-​ Developing the whole back-end parts
-​ Collaborate with FE dev.
-​ Integrations with 3-rd part APIs.

Technologies Node.js, PostgreSQL, a lot of Third-Party APIs
stack

Project - Microship (Dnieper), US
Jun’22 - Apr’23
Role CTO, Architect, Team lead, Back-end developer

Responsibilities -​ Creating an architecture and roadmap
 -​ Team Leading and mentoring
-​ Developing the whole back-end parts
-​ Collaborate with product and frontend teams to iterate on implementing
the current product and build new features.
-​ I am making integrations with new clients and APIs.
-​ Building a robust and easy-to-maintain backend structure
-​ Implementing security and data protection features as well as notification
mechanisms.

Technologies Node.js, PostgreSQL, Elasticsearch, Firehose, Redis, a lot of Third-Party APIs
stack
Project - MVP of fintech service (Dnieper), UAE
Jan’22 - Mar’22
Role CTO, Architect, Team lead, Back-end developer

Responsibilities -​ Researching and making an ETA
-​ Creating an architecture and roadmap
-​ Team Leading and mentoring
-​ Developing the whole back-end parts
-​ Finalization of the project

Technologies Node.js, React.js, Mongo
stack
Project - Joinedapp (Dnieper), US
Oct’20 - Jan’22
Role Back-end, AI/ML developer

Responsibilities -​ Collaborate with product and frontend teams to iterate on the
implementation of the current product and build new features.
-​ Making integrations with new clients and APIs.
-​ Building a robust and easy-to-maintain backend structure
-​ Implementing security and data protection features as well as notification
mechanisms.

Technologies Node.js, PostgreSQL, Elasticsearch, Firehose, IBM Watson, Google Dialogflow,
stack Redis, a lot of Third-Party APIs
Project - Sfera (Dnieper), Spain
Aug’20 - Oct’20
Role Full stack developer

Responsibilities -​ Strengthening the existing development team to have time to implement
the project by the deadline
-​ Integrations with payment systems
-​ Creating a microservice that provides real-time stock for worldwide online
and offline shops.

Technologies Node.js, Angular, TypeScript
stack
Project - Independent developer, Global
Oct’13 - Jul’20
Role Fullstacj developer (NodeJs + Android Developer)

Responsibilities Software development for desktop systems, WEB, back-end, and Android.
Among completed:
-​ CityChat. An online chat application featuring geo-zoning for room
definition and easy encryption of messages. Used Firebase services.
-​ Magnifier. Personalized delivery of marketing messages and broadcasts
from state and municipal services. Startup. Used geo-zoning, the local
base of the SQL, and remote services on the node.js, PHP, and SQL.
-​ UniverMag. Application for online store with dynamic content and the
possibility of customization. Feature to use the link to download from
Google Play, which is provided, depending on the parameters to receive
different content stores.
-​ Shopmaster. A content creation application for UniverMag based on
YML(var. of XML for store) files.
-​ Prometheus. The startup is an application like a labor exchange for
one-time jobs that require a household.
-​ Scientific software for linguistic-frequency analysis. Two versions of Java
-​ Applet and standalone on C#.

Technologies C#, Java, YML, Node.js, JS, TS, Kotlin, PHP, SQL
stack

Project - One of the Affiliate networks, GB
Jun’13 - Jun`20
Role Back-end developer

Responsibilities -​ Building a backend for all parts of an affiliate network
-​ Building tiny and pretty JS scripts to track customers and orders
-​ Creating a huge and detailed reporting system for a lot of cases.

Technologies PHP, Node.js, ELK stack
stack

Project - Relcom Podillya ISP, UA
Dec’00 - Apr’13
Role CTO, Back End Developer

Responsibilities -​ Construction and development of the ISP network within the city and
surrounding areas
-​ Developing a billing and accounting system

Technologies PHP, TCP/IP network
stack
Project - MKS ltd ISP, UA
Jun’03 - Dec’07
Role Co-Owner, CTO,

Responsibilities -​ Creating an Internet Service Provider. Creating a city cable and fiber-optic
network.
-​ Ensure network continuity.

Technologies TCP/IP network
stack

Project - Kyiv Institute of Tourism, Economics, and Law
Sep’05 - May`06
Role Academic

Responsibilities -​ Teaching economics and finance in the part of cashless settlements and
bill circulation.

Project - Banking software for Raiffeisen Bank Aval
Dec’95 - Sep’03
Role Chief of Automation division of IT Department, Full Stack Engineer

Responsibilities -​ Developing brand new banking software for automation banking
procedures.
-​ Construction of a computer network of the bank and branches and
introduction of commercial software of the bank.
-​ Implementing the new banking system and subsystems of accounting.
-​ Making a transformation of the accounting system to international
accounting standards.

Technologies Clarion, C, PHP, JS, Desktop system, TCP/IP network, IPX/SPX network
stack

Project - JS FIAT bank
May’95 - Dec’95
Role Information Technology Specialist

Responsibilities -​ Construction of a computer network of the bank and branches.
Implementation of bank's commerce software.

Sep’94 - May’95
Role Software Developer

Responsibilities -​ Design and development of an automated system for accounting of bank
 deposits.
-​ The system was successfully launched in commercial operation.

Technologies Clarion, IPX/SPX network
stack

Project - Vinnic'kij Nacional'nij Tehnicnij Universitet
Apr‘90 - May’94
Role Laboratory Technician

Responsibilities -​Work on a scientific topic is connected with optical communication
systems.
-​ My personal task was to implement the technical documentation in the
AutoCAD system.

Technologies AutoCAD
stack

Education

1989 - 1994
Vinnic'kij Nacional'nij Tehnicnij Universitet
Master of Engineering - MEng, Electronic equipment

1998 - 2000
National Center for the Training of Bank Personnel of Ukraine
Master's degree, Finance, and Banking