<h2>About us</h2> <p>Join bonify, Germany’s leading platform for credit scoring and financial management. We are on the mission to revolutionize the FinTech industry and make the credit score and financial data available and transparent for our users. We are seeking a talented <strong>Senior</strong> <strong>Staff Engineer</strong> to join our dynamic team in Berlin.</p> <p>We're hiring a <strong>Senior Staff Engineer</strong> to shape the future of our AWS-based platform and provide technical leadership across the engineering organization.</p> <p>This role goes beyond backend development. You'll drive architecture, platform strategy, cloud evolution, and engineering standards with an <strong>end-to-end mindset</strong>. We expect strong partnership across the stack and departments to deliver high-quality, reliable outcomes.</p> <p>You will act as a force multiplier across teams, setting technical direction while staying hands-on where leverage is highest.</p> <h2>Your tasks</h2> <h2>Technical Strategy &#x26; Architecture</h2> <ul> <li>Define and evolve the long-term technical vision for backend services, platform capabilities, and cloud architecture</li> <li>Lead cross-domain architectural initiatives spanning multiple teams and business areas</li> <li>Drive modernization efforts that improve scalability, reliability, security, and developer productivity</li> <li>Establish architectural principles, engineering standards, and technical governance practices</li> <li>Guide major technology decisions including service boundaries, runtime choices, deployment models, and platform investments</li> <li>Evaluate emerging technologies and determine where they create meaningful business value</li> </ul> <h2>AWS &#x26; Platform Leadership</h2> <ul> <li>Act as a senior authority on AWS architecture, operational excellence, and cloud-native system design</li> <li>Define best practices for AWS services including Lambda, ECS/Fargate, API Gateway, EventBridge, SQS, SNS, DynamoDB, RDS, CloudFront, and related platform services</li> <li>Drive improvements in cloud security, resilience, disaster recovery, observability, and compliance readiness</li> <li>Lead cloud cost optimization initiatives and establish sustainable operational practices</li> <li>Influence Infrastructure-as-Code, deployment automation, and platform engineering strategy</li> <li>Partner closely with infrastructure and security teams to evolve our platform capabilities</li> </ul> <h2>Engineering Excellence</h2> <ul> <li>Raise engineering quality through architectural reviews, design guidance, and technical mentorship</li> <li>Improve system observability, incident response, operational readiness, and reliability engineering practices</li> <li>Reduce organizational complexity through standardization, reusable platform capabilities, and stronger engineering defaults</li> <li>Drive pragmatic decision-making around technical debt, modernization, and platform investments</li> <li>Establish frameworks f