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Hei! Olen Sami, full-stack developer Oulusta, joka rakentaa turvallisia ja skaalautuvia web-ratkaisuja yrityksille. Erikoistunut Python-backend kehitykseen (FastAPI, Django) ja moderneihin React-sovelluksiin. AUTAN YRITYKSIÄ: - Rakentamaan tuotantokelpoisia REST API:ja ja integraatioita - Automatisoimaan prosesseja chatboteilla (Telegram, Discord) - Suunnittelemaan ja toteuttamaan tietokantaratkaisuja - Integroimaan OpenAI:ta ja muita palveluita olemassa oleviin järjestelmiin - Modernisoimaan vanhentuneita backend-järjestelmiä MIKSI VALITA MINUT: Yhdistän 20 vuoden kokemuksen asiakaspalvelusta ja projektinhallinnasta tekniseen osaamiseen. Ymmärrän liiketoiminnan tarpeet ja osaan kommunikoida selkeästi sekä suomeksi että englanniksi. Kirjoitan selkeää, hyvin dokumentoitua koodia joka on helppo ylläpitää. TEKNOLOGIAT: Python, FastAPI, Django, React, PostgreSQL, Docker, Git, OpenAI API, REST API, JWT, Material-UI, Pandas VAPAA-AJALLA: Kun en koodaa, vietän aikaa koirani kanssa, pelaan e-urheilua ja kirjoitan sekä luen kaikenlaista dekkareista tietokirjoihin. Olen aktiivinen avoimessa lähdekoodissa ja tavoitteena on jatkuvaan oppimseen perustuva elämän asenne. Sijainti: Oulu, Suomi Etätyö: Kyllä Kielitaito: Suomi (äidinkieli), Englanti (sujuva) --- Hi! I'm Sami, a full-stack developer from Oulu, building secure and scalable web solutions for businesses. Specialized in Python backend development (FastAPI, Django) and modern React applications. I HELP COMPANIES: - Build production-ready REST APIs and integrations - Automate processes with chatbots (Telegram, Discord) - Design and implement database solutions - Integrate OpenAI and other services into existing systems - Modernize legacy backend systems WHY CHOOSE ME: I combine 20 years of customer service and project management experience with technical skills. I understand business needs and communicate clearly in both Finnish and English. I write clean, well-documented code that's easy to maintain. TECH STACK: Python, FastAPI, Django, React, PostgreSQL, Docker, Git, OpenAI API, REST API, JWT, Material-UI, Pandas IN MY FREE TIME: When not coding, I spend time with my dog, play e-sports, read and write all kinds of stuff. Active in open source and trying to live a life of constant learning. Location: Oulu, Finland Remote: Yes Languages: Finnish (native), English (fluent)
Backend API -kehitys ja integraatiot
I'm a seasoned engineering leader with 15+ years of experience delivering scalable software solutions across industries including SaaS, developer tools, blockchain, and fintech. My expertise spans fullstack and backend development (Java, Node js, Vue, Spring Boot), engineering management, and cross-functional team leadership. In recent years, I’ve led distributed teams at Perforce Software, driving architectural modernizations, release velocity, and technical excellence across global teams. I’ve also acted as Tech Lead in high-impact consultancy projects, guiding client delivery and mentoring engineers. I thrive in fast-moving environments, enjoy mentoring talent, and bring a pragmatic, hands-on approach to building robust products. Whether leading a platform migration, optimizing delivery pipelines, or coaching a team through scaling challenges, I deliver with clarity, ownership, and customer focus. Available for freelance and consulting engagements in leadership, architecture, or hands-on engineering roles.
Backend Development
Hi, I am Sr. Full-Stack Web & Mobile Application Developer. I provide development and consultation services working full-time/part-time/freelance basis. Having developed & deployed several web apps and mobile apps across platforms iOS & Android. Whether you want me to work from scratch or work on some specific feature I am available for both! 📈 Some Statistics 100k+ User traffic on avg | 300k+ transactions performed last year | 08 yrs in tech | 07 Industries | Clients in 19 countries | Startups | Small to Large Enterprises 🏭 Industries worked with Event Management, Hospitality, Food & Restaurant, Ecommerce, Education, Social, and Trading. Helped Clients in Getting partners on board, Raise investments, Concept to MVP and MVP to full product, Building that top 1% brands, Attract Users and competitors for merger, Building trust among parties including banks, service providers, agencies, social media, and vendors, Smooth daily transactions, Wide-view analytics, Clear transparency, Quick Support. Tech 🔙 Backend: Node, Express, Nest, Cloud functions, Reddis 🔝 Frontend: JavaScript, React, Angular, Vue, Redux, Redux toolkit query, Tailwind 📱 Mobile: React Native CLI & Expo, Flutter, Capacitor </> Mobile Libraries: Redux, Redux toolkit query, React Navigation, GetX 💾 Database: MongoDB, MySQL, Firebase ☁️ Cloud: AWS, Azure, Google Cloud Platform, Digital Ocean, Heroku, Vercel 📝 CMS: Strapi ⚙ Integration: Google Services, AWS, Twillo, Agora, Facebook Graph, Social Authentications, and several other third parties 🛒 E-commerce: NextJS, Shopify 💲 Payment Gateways: PayPal, Stripe, Apple Pay, G Pay, Mada, HyperPay, MangoPay, Mcb Juice, Peach Payments and more. 🛠 DevOps: Jenkins, Nginx, PM2, Linux Shell, CI/CD, SSL, and GitHub Actions 🚀 Mobile Deployment: Apple Store, Google Play
Backend Development
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