Senior Platform Engineer

About the role

Power the future of learning worldwide with Learnosity Learnosity is looking for bright minds to help bring AI magic to real-world learning. We're looking for exceptional engineers, product thinkers, designers, data scientists, researchers, and AI specialists who want to do career-defining work with global impact. Who we are Learnosity is the global leader in assessment solutions. We provide experiences that are digital, dynamic, and designed to meet the needs of modern learners to test and prove knowledge. Our technology powers assessment for hundreds of organizations of all sizes and reaches over 40 million learners every year. And we want you to help drive our next wave of AI-led innovations. Why Join Us? Build from Zero to One : Join us at the most exciting stage of our journey: the very beginning. As a PM for a brand new solution, you'll own the entire product lifecycle, in an environment where your decisions directly shape the future of the business. Visibility & Influence : Operate in an environment where there's minimal distance between ideas and decision-making, with direct access to senior leadership and the ability to shape meaningful outcomes. Pragmatic Innovation : Help shape how AI and other new technologies are applied where they deliver genuine value. Build & Scale : Help shape new products while leveraging the platform, customers, and reach of an established global business. Real Impact : Build systems and products that directly influence how millions of learners are assessed and supported worldwide. Ownership & Collaboration : Take responsibility for your work while collaborating with experienced, thoughtful teammates across engineering, product, and design. Growth & Development : Develop your career in an environment that values continuous learning, leadership and long-term growth. If you're motivated by building meaningful products at scale, and want to improve how people learn worldwide, we'd love to hear from you. Join our global team and play a pivotal role in building and maintaining the infrastructure that powers our innovative AI-first assessment solutions. This is more than just a job; it's an opportunity to contribute to a mission-driven company that's making a real difference in education. This hybrid role combines building and developing solutions to improve the platform plus supporting and maintaining the live system. What You'll Do: Build, Maintain and improve a modern, highly available, scalable, and secure cloud infrastructure on AWS to support our next generated of AI-powered products. Use AI tools to empower your productivity and make you more successful Provide an end-to-end infrastructure provisioning, configuration and release ecosystem to support an AI-first Engineering team and the incredible rate of change and release schedule they need to achieve Collaborate with cross-functional teams to ensure seamless integration and delivery of our products. Requirements: At least 6+ years of experience developing and working with large-scale production systems. Engineering Strong proficiency in Python 2 years development expertise in at least one programming language beyond scripting, ideally PHP or Python. Advanced proficiency in POSIX shell scripting, including skills in using awk, sed, grep, etc. Experienced using GitHub, particularly GitHub Actions and Workflows Strong version control skills using Git. Systems Advanced Linux skills including iptables, systemd, logging, application management, diagnosis, sysctl tweaking, etc. Highly experienced with Docker and containerised applications and systems Strong experience with Infrastructure as Code (IaC) using Terraform for provisioning and managing scalable cloud infrastructure across multiple environments. Expertise in configuration management and automation using Ansible, including playbook development, system orchestration, and deployment automation. Experienced with AWS services including EC2, ALB/NLB, VPCs, IAM, RDS, ECS, Route53, and CloudFront. Some experience with large-scale databases and database administration, ideally MariaDB & PostgreSQL on Amazon RDS Familiarity with metrics/monitoring systems, ideally Datadog and CloudWatch. Attention to detail and ability to read and contribute to documentation thoroughly. Conscientiousness, strong documentation skills, and openness to feedback. Experience leading projects, including planning, orchestration, migration, deployment, and delivery. Nice to Have: Strong networking background, including understanding of TCP/IP and routing protocols Strong database background, with experience in optimising database performance and resolving performance issues. Our Values We are a values-driven company, and how we work matters as much as what we build: We live to learn We aim higher We do the right thing Our success is better shared Benefits 25 days annual leave (+ milestone leave) Paid sick leave Generous parental leave Health & dental insurance Pension contributions Learning & develop

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