Senior Software Engineer

<p><strong>About EveryPay<br/><br/></strong>At EveryPay, we're building the digital financial infrastructure that powers e-commerce across Greece. We're a passionate team of innovators working at the intersection of fintech and technology, connecting Greece's leading marketplace, including Skroutz, the country's largest, with world-class payment schemes like Visa and MasterCard. <br/><br/><strong>Our Impact:</strong> If you've bought something online in Greece, you've likely already used our technology. We process tens of thousands of transactions daily, facilitating billions of euros in e-commerce.<br/><br/>As part of the Skroutz Group, we blend startup energy with enterprise stability, giving you the best of both worlds in tech innovation and financial services.<br/><br/><strong>How you will contribute to EveryPay's vision:<br/><br/></strong>We are growing our <strong>Tech Streams </strong>and are looking for a talented Junior/Mid Software Engineer!<br/><br/><strong>Exciting Challenges Ahead<br/><br/>Scale &amp; Growth:</strong> We're on a fast growth trajectory, which means you'll work on real scalability challenges that matter. Help us optimize our architecture to handle global-level workloads.<br/><br/><strong>Innovation:</strong> Integrate cutting-edge payment methods using APIs from tech giants like Google, Apple, and Amazon. Stay at the forefront of fintech innovation.<br/><br/><strong>Technical Excellence:</strong> Work in a culture that values clean code, continuous improvement, and modern development practices.<br/><br/><strong>Our Development Teams<br/><br/></strong>We are organized into three specialized teams, each tackling unique and exciting challenges. You'll have the opportunity to work across teams and find where your interests and skills shine:<br/><br/><strong>Foundation &amp; Internal Tooling<br/><br/></strong>Build the tools that power operational excellence across the entire organization. This team develops internal automation systems, creates productivity tools for engineering and business operations, and pioneers the integration of cutting-edge AI solutions into our workflows. You'll work on systems that streamline processes for multiple departments, from engineering and operations to compliance and finance. If you're excited about making everyone's work easier, driving efficiency at scale, and exploring emerging technologies like AI-powered automation, this is your team.<br/><br/><strong>Strategic &amp; Business Development<br/><br/></strong>Drive innovation and growth by creating new products that shape the future of payments in Greece. This team identifies market opportunities, designs and launches new payment solutions, and builds features that directly enable merchants and marketplaces to grow their businesses. You'll work on greenfield projects, experiment with new payment methods, and see your code directly impact business success.<br/><br/><strong>Regulatory &amp; Compliance<br/><br/></strong>Solve complex technical challenges at the intersection of technology and finance. This team translates regulatory requirements into elegant technical solutions, ensuring our platform meets the highest standards of security and compliance. You'll become an expert in payment regulations, work on mission-critical systems, and build features that protect millions of transactions. It's technical problem-solving with real-world impact and accountability.</p><p></p><p><strong>What you will be doing: </strong></p><ul><li><strong>Design &amp; Build:</strong><br/>Architect, develop, and deliver high-performance services across our payment platform, powering thousands of merchants and millions of transactions.</li><li><strong>Lead with Expertise:</strong><br/>Own complex technical domains, set engineering best practices, and guide the team through high-quality code reviews, mentorship, and architectural direction.</li><li><strong>Master Payments Engineering:</strong><br/>Work deeply with card schemes like Visa and MasterCard, internal payment flows, and external integrations, becoming a technical expert in complex transaction systems.</li><li><strong>End-to-End Ownership:</strong><br/>Take features from concept to production, shaping architecture, ensuring quality, driving performance, and monitoring live systems.</li><li><strong>Collaborate Broadly:</strong><br/>Partner with Product, SRE, Compliance, AML, and Operations to deliver reliable, compliant, and scalable solutions across the entire payment lifecycle.</li><li><strong>Modern Engineering Practices:</strong><br/> Work in a fully cloud-based environment with CI/CD automation, infrastructure-as-code, robust observability, and a strong DevOps culture.</li><li><strong>Platform Reliability &amp; Quality:</strong><br/>Contribute to the stability, security, and scalability of our core platform. You’ll tackle challenges involving distributed systems, resilience, APIs, and data flows.</li><li><strong>Innovation &amp; Problem Solving:</strong><br/>R