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Sr. Backend Developer (f/m/x) - AWS/Node
doinstructRemote within Germany, GermanyRemotefull_timeVerifiedPosted 26 Oct 2025
💰 €100,000/yr(€80,000/yr – €100,000/yr)
About the role
<p><em>We are looking for you to master the next big growth step together with us. If you are interested in developing high-performance, scalable backend solutions and taking on a central role in our tech team, then we should get to know each other!</em></p><p><em><br/>As a Senior Backend Engineer (f/m/x) you will play a key role in the development and optimization of our backend infrastructure. Your expertise will play a key role in ensuring that our systems remain reliable, secure and scalable. You will work closely with various teams to implement innovative solutions and continuously improve our architecture.<strong> You will play a key role in the further development of our product and technology processes.</strong></em></p><p></p><h2><strong>Your Responsibilities:</strong></h2><ul><li><p>Lead the Charge: You'll take <strong>ownership of the technical conception and implementation of our cutting-edge AWS infrastructure</strong>, crafting and evolving the services that power our innovative solutions.</p></li><li><p>You'll ensure our systems run smoothly by providing <strong>continuous support through vigilant monitoring, swift debugging, and rigorous testing</strong>.</p></li><li><p>Drive Innovation: You'll <strong>spearhead the automation</strong> and ongoing enhancement of our backend, pushing the boundaries of what's possible.</p></li><li><p>Your primary focus will be on <strong>creating a scalable, serverless architecture</strong> that’s ready to meet the challenges of tomorrow.</p></li></ul><p></p><h2><strong>What we offer:</strong></h2><ul><li><p><strong>Be a Catalyst for Change:</strong> Join us in revolutionizing Learning & Development for frontline workers, making a tangible impact on their lives and career growth. Be part of a company that’s not just about business but also about doing good, by making education and training accessible to Frontline Workers.</p></li><li><p><strong>Ownership from Day One:</strong> Step into a role where your ideas matter, and you have the autonomy to shape projects and drive them to success. We are a small but growing team which means experiencing the thrill of working in a startup environment with flat hierarchies, where creativity and innovation are encouraged and celebrated.</p></li><li><p><strong>Grow with Us:</strong> Embrace the opportunity to learn from a passionate and highly motivated team, where knowledge sharing and mutual growth are core values. Thrive in a culture that fosters teamwork, open communication, and collective problem-solving.</p></li><li><p><strong>Make Your Mark:</strong> Every contribution you make helps us move closer to our vision, giving you a sense of purpose and accomplishment.</p></li><li><p><strong>Flexibility and Balance:</strong> Enjoy a work environment that understands the importance of flexibility and work-life balance, allowing you to excel both professionally and personally. Be part of our Offices in Berlin or Osnabrück or work fully remote in Germany.</p></li><li><p><strong>Recent Investment Round</strong>: doinstruct secured $7M funding in a Seed Round led by European early-stage investor Creandum, an early backer of Spotify, Klarna and iZettle. This means that we not only benefit from a stable financial situation, but also from strong networks, experienced investors and committed mentors who support us along the way.</p><p></p></li></ul><h2><strong>What we expect:</strong></h2><ul><li><p>You're already experienced in working as a <strong>backend developer for >7 years</strong> and have very good knowledge of development with <strong>TypeScript in Node.JS Lambdas</strong>.</p></li><li><p>You use Infrastructure as code and have experience in <strong>AWS Serverless Services</strong>.</p></li><li><p>You have experience with <strong>SQL databases</strong> (RDS Aurora), <strong>NoSQL databases</strong> (DynamoDB), <strong>REST APIs</strong> (API Gateway) and <strong>queues</strong> (SQS, SNS).</p></li><li><p>You’re ready to step up and take responsibility within a team—As a <strong>dedicated team player</strong>, you’re motivated to develop robust, scalable backend systems and contribute to the foundation of a powerful, connected customer ecosystem.</p></li><li><p>You are motivated to develop yourself further in the areas and are <strong>keen to familiarize yourself</strong> with new topics and frameworks.</p></li><li><p>You are at least business <strong>fluent in English</strong>.</p></li></ul><p>____</p><p>At doinstruct, you can make full use of your skills and play an active role in the further development of our start-up. And yes, we attach great importance to a positive working atmosphere, maximum transparency, communication at eye level, and support every step of your personal and professional development.<br/></p><p><strong>Even if you don't tick all of the boxes, but you are motivated and want to work with us, you are very welcome to apply.</strong><br/></p><p><em>We embrace diversity and hire people based on th
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