Senior Software Developer (Python) - All Genders

<p><strong>Hi there! Thanks for stopping by 👋</strong></p> <p>Lightspeed is looking for a Senior Python Developer to join our team. As a Backend developer, you will support Lightspeed's Hospitality product group on the mission to expand our reach into new markets and countries while enhancing our advanced hospitality commerce platform. </p> <p>For this role specifically, you will join our Recommendations Squad. In this team, you will play a key part in developing and optimizing recommendation algorithms, building scalable APIs, and integrating various systems into our products. You will collaborate closely with engineers, data scientists, and product teams to create high-quality, personalized experiences for our users.</p> <p>Above all, your work will change the way the world experiences hospitality!</p> <p><strong>What you’ll be responsible for:</strong></p> <ul> <li>Develop and maintain technical components using <strong>Python</strong>, including backend services and APIs with <strong>FastAPI,</strong> and event processing/consumption services in a pub-sub architecture.</li> <li>Write comprehensive unit and integration tests.</li> <li>Ensure reliability, performance, and accuracy of systems through proactive care, bug fixes, and root cause analysis of problems.</li> <li>Prioritize and address technical debt in alignment with squad roadmaps.</li> <li>Collaborate with other teams to facilitate integration with microservices.</li> <li>Leverage LLM services to safely and robustly accelerate the development process.</li> </ul> <p><strong>What you’ll be bringing to the team:</strong></p> <ul> <li>5+ years of experience in software development with a strong focus on Python.</li> <li>Strong English communication skills and the ability to collaborate effectively within a team.</li> <li>Hands-on experience with RESTful APIs and microservices.</li> <li>Strong understanding of scalability, performance optimization, and distributed systems.</li> <li>Experience with databases such as MySQL or DynamoDB.</li> <li>Knowledge of monitoring applications for performance and reliability</li> <li>Hands-on experience with Kafka.</li> <li>Excellent problem-solving skills and the ability to work in a fast-paced environment.</li> <li>Commitment to clean code, maintainability, and systematic correctness.</li> </ul> <p><strong>Even better if you have, but not necessary:</strong></p> <ul> <li>Experience working with recommendation systems, machine learning models, or data-driven applications.</li> <li>Experience in Agile development environments.</li> <li>Experience/ interest in Javascript and or Java Spring, basic knowledge of React</li> <li>Peer recognised experience in Technical Problem Solving in general</li> <li>Understanding of networking fundamentals (HTTP, TCP, TLS, etc.).</li> <li>Proficiency with CI/CD systems, Docker, and Kubernetes.</li> <li>Experience with cloud environments like AWS or GCP.</li> <li>Computer Science degree or equivalent.</li> </ul> <p><strong>Who you are?</strong></p> <ul> <li>You are a team player who likes to contribute to discussions and share your experience.</li> <li>You are self-motivated and can function effectively in a team environment with minimum supervision.</li> <li>You are always seeking improvement and progress.</li> <li>You are eager to make decisions and not afraid of making mistakes.</li> </ul> <p><strong>What’s in it for you?</strong></p> <p>Come live the Lightspeed experience...</p> <ul> <li>Lots of autonomy, flexible work culture, and the possibility of remote work;</li> <li>Development of very high-traffic products used at a global scale;</li> <li>Exposure to modern and proven technology;</li> <li>Opportunity to learn and expand your skill set;</li> <li>Tons of growth opportunities in technical or people management roles;</li> <li>Excellent benefits &amp; perks, including equity for all Lightspeeders;</li> <li>Opportunity to join a fast-paced, high-growth company;</li> <li>Become a valued part of the diverse and inclusive Lightspeed culture. </li> </ul> <p>… and enjoy a range of benefits that’ll keep you happy and healthy:</p> <ul> <li>Lightspeed share scheme (we are all owners);</li> <li>Flexible working policy;</li> <li>Mental health online platform and counseling &amp; coaching services;</li> <li>​​Health and wellness benefits;</li> <li>LinkedIn Learning license (learning is always ongoing);</li> <li>Volunteer day to be able to give back to society!</li> </ul><p><em>To all recruitment agencies: Lightspeed does not accept unsolicited agency resumes. If we have not directly engaged your company in writing to supply candidates for a specific vacancy, Lightspeed will not be responsible for any fees related to unsolicited resumes.</em></p> <p><em>Lightspeed is a proud equal opportunity employer and we are committed to creating an inclusive and barrier-free workplace. Lightspeed welcomes and encourages applications from people with disabilities. Accommodations are available on reques