Senior Backend Engineer

• Work in a team responsible for designing, developing, and maintaining backend services and APIs in Python running on AWS
• Design and implement new features in our core technologies, working collaboratively with other stakeholder teams to understand requirements and identify the best technical solutions.
• Leverage AI tools and agentic workflows in your daily work - from tech planning, code generation and review to exploring novel solutions.
• Plan the future of our server core technologies that will lay the foundation for exciting new gameplay features
• Inspect the performance of our server clusters and propose improvements
• Deep analysis of player behaviors and how our server can be hardened to both improve player experience and defend against bad actors (botters, cheaters, etc)
• Work closely with the QA team to resolve bugs and deliver high-quality code
• Deploy, monitor, and manage applications in a cloud environment such as AWS
• Stay up-to-date with industry changes and emerging trends, especially regarding Python, Redis and its ecosystem, AWS, Gaming, etc.

• Highly experienced in being part of a professional development team or other relevant area
• Experience in developing highly available back-end systems and servers for large-scale MMO games, high-traffic web systems or applications
• Experienced with Python and its ecosystem (libraries, frameworks, etc.), familiarity with web frameworks such as Flask, Tornado, FastAPI, or another similar web framework and Python threading, as well as the principles of async programming
• Familiar in design and implementation of highly-scalable, reliable, and secure systems using Redis and its ecosystem, such as Redislabs. Solid understanding of RESTful API design and development
• Ability to write efficient low-latency, low-IO code
• Strong knowledge of Linux operating systems and Docker containers, as well as Redis, MySQL (or similar database systems)
• Good understanding of how to prevent intrusions, injections, cheating etc.
• Experience in version control, especially multi-track development and familiarity with deployments methodologies and CI/CD pipelines
• Experience with automated testing
• Experience with stateful and stateless game server architectures
• Hands-on experience working with AI-assisted development tools (e.g. GitHub Copilot, Codex, Claude Code) and an understanding of how agentic workflows can augment engineering productivity.

Bonus Points

• Familiarity with messaging systems such as RabbitMQ, AWS SQS, Redis Streams
• Experience working with AWS services like EC2, ECR, RDS, S3, and IAM
• Knowledge of Infrastructure-as-Code (IaC) and experience with Terraform for managing infrastructure deployment
• Understanding of network infrastructure and cloud networking concepts, such as VPC, Subnet, Security Groups, and Load Balancing
• Experience with traffic analysis via Charles proxy, browser developer tools, Datadog, logs
• Understanding Kibana / Datadog log querying and dashboards

At Charged Monkey, we are a team of talented and experienced game makers. Our ambitions are huge, and only a world-class team could achieve them. To date, we’ve built a team of incredibly talented individuals from all over the world, who together are bringing industry-defining games to life.

We embrace AI-forward development practices and expect our engineers to be curious and pragmatic about how these tools can raise the bar.

In partnership with a TOP 5 mobile game publisher in the West, we are in the early stages of development on an ambitious, unannounced, cross-platform Strategy/MMO title.

Do you want to be a part of talented and passionate game makers to join us on this exciting journey?

We are seeking an experienced Senior Backend Engineer to join our team focused on core server technology, based in Prague / Bratislava on a hybrid or remote basis.

PLEASE NOTE: Candidates from all countries are welcome. However, relocation to one of our employing entities is required. At this time, we are only able to consider candidates who are already authorized to work in the EU and do not require visa or work permit sponsorship.