Hybrid Senior Site Reliability Engineer

at Trading Technologies

• Job title: Senior Site Reliability Engineer
• Job type: Full Time
• Experience level: Senior
• Salary: Not specified
• Degree requirement: Bachelor's Degree
• Tech skills: AWS, Cloud, DNS, DynamoDB, EC2, Flask, JavaScript, Kafka, Linux, Python, React, TCP/IP, Terraform, Go
• Location requirements: Hybrid, Prague, Czechia

About the role

• Engineer at Trading Technologies improving platform stability through coding and automation. Focus on building advanced monitoring tools for global trading operations.

Responsibilities

• Design, build, and maintain advanced telemetry and automation tooling to monitor global platform health and trigger automated corrective actions.
• Own and improve incident response runbooks and automated remediation workflows, reducing MTTR over time.
• Participate in on-call rotations, diagnosing and resolving system issues and escalations from the customer support team (this is an internal-facing role, not customer-facing).
• Drive continuous improvement through post-incident reviews (PIRs) and engineering initiatives that eliminate classes of failure.
• Develop advanced monitoring software in python and GoLang.
• Contribute to full-stack troubleshooting across our React.js frontend, Python backend services (Flask, Litestar, Celery), and AWS-managed Kafka (MSK/ESK).
• Write infrastructure-as-code using Terraform, building reusable modules and submodules to provision and manage cloud resources.
• Focus on coding advanced telemetry, implementing automation strategies, and building tools that proactively monitor platform health.
• Rotate into an operational role to swiftly diagnose system issues and handle internal escalations, ensuring continuous platform stability.
• Use insights gained during the operations week to develop automated solutions that reduce future incidents and optimize system performance.

Requirements

• ****Essential Skills & Experience******
• **Software Development**
• Extensive professional Python development experience, including object-oriented design and multi-threaded applications.
• Substantial hands-on Terraform experience—able to author modules and submodules from scratch.
• Experience building or supporting React.js applications.
• **Cloud & Infrastructure**
• Substantial hands-on AWS experience across EC2, Lambda, CloudWatch, EKS, ECS, MSK, ELB, RDS, DynamoDB, and SQS.
• Solid Linux systems experience, including monitoring critical system health parameters.
• ****Desirable Skills & Experience**
• Familiarity with trading systems, financial markets, or low-latency environments
• AWS Associate-level certification or higher (preferred but not required).
• Experience with chaos engineering, SLO/SLI frameworks, or formal reliability programs.
• Prior on-call experience at a high-traffic or mission-critical platform.
• Working understanding of TCP/IP, DNS, HTTP, and load balancing concepts
• Experience with Golang, or a clear eagerness and ability to learn it quickly.****

Benefits

• *We offer a comprehensive benefits package designed to support your well-being, growth, and work-life balance.*
• **Health & Financial Security:**
• Pension contributions
• **Time Off & Flexibility:**
• Enjoy the best of both worlds: the energy and collaboration of in-person work, combined with the convenience and focus of remote days. This is a hybrid position requiring three days of in-office collaboration per week, with the flexibility to work remotely for the remaining two days. Our hybrid model is designed to balance individual flexibility with the benefits of in-person collaboration, enhanced team cohesion, spontaneous innovation, hands-on mentorship opportunities and strengthens our company culture.
• 25 days of Paid Time Off (PTO) per year, with the option to roll over unused days.
• One dedicated day per year for volunteering.
• Two professional development days per year to allow uninterrupted professional development.
• An additional PTO day added during milestone anniversary years.
• Generous parental leave for all parents (including adoptive parents).
• **Work-Life Support & Resources:**
• Budget for tech accessories, including monitors, headphones, keyboards, and other office equipment.
• Milestone anniversary bonuses.
• **Wellness & Lifestyle Perks:**
• Subsidy contributions toward gym memberships and health/wellness initiatives (including discounted healthcare premiums, healthy meal delivery programs, or smoking cessation support).
• **Our Culture:**
• Forward-thinking, culture-based organization with collaborative teams that promote diversity and inclusion.****