Senior Backend Developer

RemoteSalary not specified
Kyiv, Ukraine

Tech Stack

NoSQLAWSMicroservicesSpring BootJava

Job Description, Responsibilities & Requirements

Description language:

About the Position

Join AAA, a fast-growing gaming startup, as a Senior Backend Developer to impact millions of lives by entertaining users. Design, architect, and implement features for our core services.

Responsibilities

  • Design, architect, test, and implement features in our core services
  • Build valuable tools to support the game development process
  • Deliver high-quality and well-structured code
  • Develop & maintain server-side applications, services, and databases to support the functionality of the app.
  • Design, implement, and optimize APIs, ensuring efficient communication between mobile and backend systems.
  • Collaborate with game designers, front-end developers, and other team members to integrate game features, leaderboards, in-game purchases, social features, etc.
  • Implement & manage user authentication, security, and data storage systems.
  • Ensure scalability & performance of server infrastructure to handle a large number of concurrent users.
  • Monitor server health, troubleshoot issues, & implement updates or improvements as needed.
  • Collaborate in the design and implementation of data analytics and telemetry systems to gather insights and improve player experiences.
  • Manage the deployment and maintenance of backend services, including cloud-based solutions (e.g. Google Cloud).
  • Assist in optimizing game services for various mobile platforms, including iOS and Android. Work closely with the team to identify and resolve backend-related issues and bugs.

Requirements

  • BSc in Computer Science or equivalent
  • 6+ years of experience in backend development, with a minimum of 3 years of hands-on experience with Java - MUST
  • Proven experience in developing and maintaining microservices architectures - MUST
  • Experience with AWS or Google Cloud Platform (GCP) - MUST
  • Proven experience in successfully delivering applications to production with a large user base (minimum of 20,000 users per day) - MUST
  • Experience with both relational (e.g., PostgreSQL, MySQL) and NoSQL databases - MUST
  • Experience designing and developing RESTful APIs - MUST
  • Strong proficiency with Spring Boot/Spring framework - MUST
  • Knowledge of security best practices

Nice to Have

  • Experience with Firebase/Firestore
  • Experience with GCP
  • Familiarity with Unity
  • Familiarity with Angular 2 and scripting in Python
  • Experience with event-based communication systems (e.g., Kafka)
  • Pet lover - having a dog/cat or involvement with animal shelters is a plus.

We Offer

  • Opportunity to work with a fast-growing gaming startup
  • Remote work options
  • Be part of a team impacting millions of lives

About the Company

AAA is a fast-growing gaming startup that created a new model - Play to Impact. Based on gamification, AAA gives pet lovers the option to co-own & treat a real dog/cat in need (a real-life «Tamagotchi»).

AAA has over 8,000,000 annual recurring meals, treats, and toys being sent to shelter animals.

Our vision - Impact millions of lives by entertaining millions of users.

Headquarter address

BC Parus, Kyiv

Support E-mail

[email protected]

Contact phone

+38 063 135 4725

Thank you

Job Details

Company name:
HIRE.UA
Location:
Kyiv, Ukraine
Employment Type:
Full-time
Work Mode:
Remote
Posted on TheJob:
Mar 25, 2026
Last checked:
Jun 29, 2026
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