Senior Backend Developer (Java)

TL;DR

Senior Backend Developer (Java): Building and optimizing high-load backend services for a mobile marketing ecosystem with an accent on data processing and system scalability. Focus on designing microservices, managing large-scale ETL pipelines, and ensuring system reliability under heavy traffic.

Location: Remote (Europe time zones)

Company

hirify.global is a global software company providing an ecosystem of market-leading technologies for mobile-first businesses, including A/B testing and Apple Ads management platforms.

What you will do

• Build and maintain scalable high-load systems using Java and Spring.
• Process massive data volumes exceeding 1TB per day.
• Optimize ETL processes and system reliability for hundreds of millions of records.
• Design, deploy, and monitor robust backend products.
• Improve test coverage and maintain high code quality.

Requirements

• 4+ years of experience with Java, Spring, and Spring Boot.
• Proficiency with SQL and data storages like Postgres.
• English level: B1+ required.
• Experience in building and scaling microservices-based solutions.
• Solid knowledge of web technologies (HTTP, client/server model, security).
• Familiarity with modern CI/CD tools and computer science fundamentals.

Nice to have

• Experience with AWS and ECS (Fargate).
• Knowledge of Spring Cloud and Spring Cloud AWS.
• Experience with iBatis or Mybatis.
• Familiarity with Golang.

Culture & Benefits

• Remote-first environment with flexible working schedules.
• Medical insurance or health care compensation and paid sick leave.
• Coverage for coworking costs and access to office hubs.
• Professional development budget for conferences and internal courses.
• Supportive management style with semi-annual performance reviews.