Andrii

ANDRII MASLIUK

LANGUAGES
English: B2 Czech: B2

Upper Intermediate Upper Intermediate
Ukrainian: C1

Advanced

SUMMARY CONTACT
Software developer focused on backend systems, API Address: Praha, 190 00
integrations, and platform reliability across Java, Spring, and Phone: [open contact info](look above in the "contact info" section)
related tools. Delivered improvements in authentication, data Email: [open contact info](look above in the "contact info" section)
processing, and observability, while optimising database
performance and supporting integrations with Google services,
push notifications, and hardware devices. SKILLS
• Java
• Spring Framework
EXPERIENCE
• Spring Boot
Experienced Software developer, 06/2025 - 06/2026
• Hibernate
2N Telecommunication - Prague, Czech Republic
• Spring Data JDBC
• Integrated client-side services, enabling seamless text-to-
• PostgreSQL
speech functionality with LLM support.
• MongoDB
• Developed support for third-party hardware devices,
• Elasticsearch
expanding platform compatibility and user options.
• Grafana
• Enhanced user authentication and authorisation processes,
improving security and user access management. • CI/CD
• Jenkins
Middle Software developer (Java, JSF, Spring), 07/2023 - • ActiveMQ
05/2026
• TestNG/JUnit
Aspen Technology Labs, Inc. - Remote
• Mockito
• Developed and supported core data processing engines to
• Functional tests
streamline data handling processes.
• Gradle
• Identified and resolved critical software defects, enhancing
• Criteria API
overall system stability and performance.
• Integrated Google services into existing applications,
expanding functionality and user engagement.

Junior Java Developer, 09/2021 - 03/2023
currency.com - Remote
• Optimised data storage and querying performance across
microservices to improve application responsiveness.

• Monitored system observability and analysed logs with
Elasticsearch and Grafana to identify and resolve issues.
• Integrated Google and Huawei push notification services to
enhance user engagement.

Junior Fullstack software engineer, 07/2020 - 06/2021
Interlink - Cherkasy, Ukraine
• Maintained enterprise-grade system, implementing support
for new data formats to enhance data handling capabilities.
• Optimised complex SQL queries, resulting in faster database
response times and improved application performance.
• Collaborated with cross-functional teams to identify system
requirements, improving software functionality and user
experience.

WEBSITES, PORTFOLIOS, PROFILES
• [open contact info](look above in the "contact info" section)
• [open contact info](look above in the "contact info" section)

EDUCATION
BS, Cyber Security, 06/2021
Cherkassy State Technology University - Cherkasy, Ukraine

INTERESTS
Computers, AI, Security of computer systems, Programming,
Photography, Astronomy, Physics, Cryptology, Games, Outdoor/
Camping