Staff Software Engineer (Performance Engineering)

Location: Austin, Texas, United States; hybrid work with at least 3 days in the office. Travel is required 5–10% of the time.

Salary: $133,300–$213,400 USD per year, with potential bonus, equity, and sales incentive payments where applicable.

Company

hirify.global develops global payment technology and payment solutions for consumers, merchants, financial institutions, and government entities.

What you will do

• Create application and infrastructure performance plans for highly scalable, low-latency, highly available, and high-throughput payment systems.
• Design and execute load tests, stress critical payment applications, and establish performance baselines for go-live certification.
• Implement metrics instrumentation, monitoring, tracing, automation, and incident-response capabilities for 24x7 services.
• Analyze APIs, integration patterns, operating-system behavior, storage, networking, containers, and distributed systems to identify bottlenecks and optimization opportunities.
• Design reliable services and contribute to cloud-native evolution across AWS, GCP, Azure, and on-premise environments.
• Collaborate with architects, engineers, business stakeholders, clients, issuers, acquirers, and partners; support production issues within SLAs.

Requirements

• At least 5 years of relevant experience with a bachelor's degree, at least 2 years with an advanced degree, 0 years with a PhD, or 8+ years of relevant experience without the stated degree path.
• Proficiency in at least one programming language, such as Java, C++, or Python; Java/Python and scripting knowledge is required for the role.
• Expertise with performance-testing tools such as LoadRunner, JMeter, or comparable tools.
• Experience with APM and observability solutions such as AppDynamics, Dynatrace, OPNET, Prometheus, or Grafana.
• Hands-on experience with Unix/Linux environments, operating-system internals, file systems, disk/storage, networking protocols, VMs, and containers.
• Ability to define performance strategy, document test cycles and scripts, review code, suggest optimization techniques, and communicate status, risks, and issues precisely.
• Experience handling multiple tasks and stakeholders and working in Agile/Scrum environments.

Nice to have

• 6+ years with a bachelor's degree, 4+ years with an advanced degree, or up to 3 years with a PhD.
• Distributed enterprise application development and server-side development using the Java technology stack.
• Knowledge of Oracle, MySQL, MSSQL, or PostgreSQL; algorithms and data structures.
• CI/CD experience with Jenkins, Maven, GitHub Actions, or similar tools.
• Experience designing scalable web-service components and working with containerized microservices.
• Root-cause analysis, large-project component implementation, and tools such as Splunk, thread/heap dump analysis, garbage-collection analysis, and Grafana.
• Knowledge of GenAI, ChatGPT, or LLMs.
• Excellent communication skills.

Culture & Benefits

• Hybrid office model requiring at least 3 days in the office; working hours vary according to department needs.
• Work on payment systems processing millions of transactions and supporting commerce worldwide.
• Learning sessions, mentorship programs, and exposure to cloud, observability, automation, distributed systems, and AI/ML operations.
• Benefits may include medical, dental, vision, 401(k), FSA/HSA, life insurance, paid time off, wellness programs, bonus, and equity.
• Inclusive environment emphasizing diverse perspectives and collaborative problem-solving.