Senior Software Engineer (Performance)

TL;DR

Senior Software Engineer (Performance): Building and optimizing high-load backend services across their entire lifecycle with an accent on load testing infrastructure, automation, and CI/CD quality gates. Focus on systematic performance improvement, bottleneck analysis, and translating technical metrics into clear business impact for geo-distributed systems.

Location: Hybrid (Kazakhstan). Relocation package is offered for candidates from other regions.

Company

hirify.global is a mobility company focused on ensuring stable operation of high-load, geo-distributed systems.

What you will do

• Design and execute global load testing strategies using k6 and JMeter.
• Identify and resolve performance bottlenecks in backend, database, messaging, and network systems.
• Set up and tune performance testing infrastructure and integrate tests into CI/CD pipelines.
• Analyze performance issues, form hypotheses, design experiments, and implement fixes.
• Translate technical performance insights into business risks and opportunities for stakeholders.
• Champion a performance-as-product-quality culture within engineering teams.

Requirements

• 5+ years in Performance/SRE/Load Testing.
• Strong programming skills in Golang, Kotlin, or Java.
• Expertise with k6 and/or JMeter scripting DSL for performance testing.
• Hands-on experience with AWS infrastructure for high-load systems (EKS, EC2, ALB/NLB).
• Experience with profiling (Golang, Kafka, Redis, DB tuning) and automation of load testing with QG.
• Possess an SRE mindset (RED/USE, SLO, error budgets).

Culture & Benefits

• Stable salary and official employment.
• Health insurance and access to professional counseling services.
• Hybrid work mode and flexible schedule.
• Relocation package for candidates from other regions.
• Discount club membership and diverse internal/external training programs.
• All necessary work equipment provided.