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Senior
Registration: 26.10.2023

Anton Zhelonkin

Portfolio

Okbuddha

• Implemented an ERP system for restaurant business management. • Designed modules for product catalogs, hiring management, and recipe management. • Developed a warehouse accounting module and a POS solution for cafes and restaurants.

Robo.Cafe

• Developed Vending Manager, a SaaS platform for robotic commerce. • Managed the e-commerce layer including product catalogs, warehouses, and integrated payment systems. • Established layers for account management and access rights. • Developed a web application for QR-code payments.

Nomia

• Designed and developed ERP Automation for shops, restaurants, and cafes. • Utilized microservice architecture based on business requirements. • Developed a microservice app using the CQRS and Event Sourcing patterns. • Created APIs using GraphQL. • Managed CI/CD in GitLab for testing, building, and deploying in Kubernetes. • Led hiring and team-building, focusing on backend, frontend, mobile, and QA roles. • Maintained code quality by conducting regular reviews and mentored junior staff.

Skills

Spring Boot
Spring Security
Event Sourcing
EDD
DDD
TDD
Microservices
Kubernetes
Helm
Docker
GraphQL
Rest
Amazon S3
AWS Lambda
Kotlin Coroutines
EDD
DDD
Event Sourcing

Work experience

Senior Software Engineer
01.2019 - 02.2023 |Nomia
Java, Kotlin, Spring Boot, Hibernate, CQRS, Event Sourcing, EDD, DDD, PostgreSQL, MongoDB, Microservice architecture, Docker, Kubernetes, Helm, Amazon S3, AWS Lambda
• Designed and developed ERP Automation for shops, restaurants, and cafes. • Utilized microservice architecture based on business requirements. • Developed a microservice app using the CQRS and Event Sourcing patterns. • Created APIs using GraphQL. • Managed CI/CD in GitLab for testing, building, and deploying in Kubernetes. • Led hiring and team-building, focusing on backend, frontend, mobile, and QA roles. • Maintained code quality by conducting regular reviews and mentored junior staff.
Software Engineer
01.2017 - 01.2019 |Okbuddha
Java, Spring, JPA, Hibernate, Spring Security, Postgresql, Vaadin, Docker, Apache Thrift, WildFly
• Implemented an ERP system for restaurant business management. • Designed modules for product catalogs, hiring management, and recipe management. • Developed a warehouse accounting module and a POS solution for cafes and restaurants.
Senior Software Engineer
03.2016 - 03.2019 |Robo.Cafe
Java, Spring, JPA (Hibernate, EclipseLink), Spring Security, Postgresql, Vaadin, Docker, Apache Thrift, Emf, Eclipse RAP, CDO, Teneo, WildFly
• Developed Vending Manager, a SaaS platform for robotic commerce. • Managed the e-commerce layer including product catalogs, warehouses, and integrated payment systems. • Established layers for account management and access rights. • Developed a web application for QR-code payments.
Full-Stack Developer
11.2014 - 01.2017 |Atb DEV
.
• Engaged in the custom development of websites, SaaS platforms, and Web Apps. • Contributed to highload projects such as OBI and re:Store.
Software Engineer
11.2012 - 01.2014 |Balamarket
.
• Developed the server and client side of the web application and Android app.
Senior Backend Developer
06.2012 - 11.2014 |Kupibonus
.
• Developed both the server and client side of the web application.
Full-Stack Developer
09.2011 - 07.2012 |NoLogo Studio
.
• Developed the server and client side of the web applications.
Full-Stack Developer
08.2010 - 09.2011 |Citrus Soft
.
• Engaged in the development of web applications.

Educational background

*Specialization
*Educational institution

Languages

EnglishIntermediateRussianNative