Senior Software Engineer

<h3>Who we are</h3> <p><span>We are Fluxon, a product development team founded by ex-Googlers and startup founders. We offer full-cycle software development: from ideation and design to build and go-to-market. </span>We partner with visionary companies, ranging from fast-growing startups to tech leaders like Google and Stripe, to turn bold ideas into products with the power to transform the world. </p> <p><span>The role is open to candidates based in Poland preferably in Krakow, Wroclaw or Gdansk.</span></p> <h3>About the role</h3> <p><span>As a Senior Software Engineer at Fluxon, you'll have the opportunity to bring products to market while learning, contributing, and growing with our team. </span></p> <p><span>You'll be responsible for:</span></p> <ul> <li><span>Driving end-to-end implementations all the way to the user, collaborating with your team to build and iterate in a dynamic environment</span></li> <li><span>Engaging directly with clients to understand business goals, give demos, and debug production issues</span></li> <li><span>Informing product requirements, identifying appropriate technical designs in partnership with our Product and Design teams</span></li> <li><span>Proactively communicating progress and challenges in your work and seeking help when you need it</span></li> <li><span>Performing code reviews and cross-feature validations</span></li> <li><span>Providing mentorship in your areas of expertise</span></li> </ul> <p><span>You'll work with a diversity of technologies, including:</span></p> <ul> <li><span>Languages</span> <ul> <li><span>TypeScript/JavaScript, Java, .Net, Python, Golang, Rust, Ruby on Rails, Kotlin, Swift</span></li> </ul> </li> <li><span>Frameworks</span> <ul> <li>Next.js, React, Angular, Spring, Expo, FastAPI, Django, SwiftUI</li> </ul> </li> <li><span>Cloud Service Providers</span> <ul> <li><span>Google Cloud Platform, Amazon Web Services, Microsoft Azure</span></li> </ul> </li> <li><span>Cloud Services</span><br/> <ul> <li><span>Compute Engine, AWS Amplify, Fargate, Cloud Run</span></li> <li><span>Apache Kafka, SQS, GCP CMS</span></li> <li><span>S3, GCS</span></li> </ul> </li> <li><span>Technologies</span><br/> <ul> <li><span>AI/ML, LLMs, Crypto, SPA, Mobile apps, Architecture redesign </span></li> <li><span>Google Gemini, OpenAI ChatGPT, Vertex AI, Anthropic Claude, Huggingface</span></li> </ul> </li> <li><span>Databases</span> <ul> <li><span>Firestore(Firebase), PostgreSQL, MariaDB, BigQuery, Supabase</span></li> <li><span>Redis, Memcache</span></li> </ul> </li> </ul> <h3>Qualifications</h3> <ul> <li><span>3+years of industry experience in software development</span></li> <li><span>Experienced with the full product lifecycle, including CI/CD, testing, release management, deployment, monitoring and incident response</span></li> <li><span>Fluent in software design patterns, </span>scalable system architectures, tooling, fundamentals of data structures and algorithms</li> </ul> <h3>What we offer</h3> <ul> <li><span>Exposure to high-profile SV startups and enterprise companies</span></li> <li><span>Competitive salary</span></li> <li><span>Fully remote work with flexible hours</span></li> <li><span>Flexible paid time off</span></li> <li><span>Profit-sharing program</span></li> <li><span>Healthcare</span></li> <li><span>Parental leave, including adoption and fostering</span></li> <li><span>Gym membership and tuition reimbursement</span></li> <li><span>Hands-on career development</span></li> </ul>