Mario Leo Junior M.
Software Engineer | AI | Python | Data | Web Developer
Hello! I'm Leo, a passionate AI Engineer and Full Stack Developer with a strong foundation in data science, machine learning, and frontend development. I love tackling new challenges, proposing innovative solutions, and staying ahead with the latest technologies. Some of my Tech Skills include: AI & ML: Python, TensorFlow, PyTorch, OpenAI API, LLMs, FastAPI Frontend: JavaScript, HTML5, CSS3, Bootstrap, React.js, Redux Backend: Node.js, Express, PostgreSQL, Sequelize DevOps & Tools: Git, GitHub, AWS SageMaker, Docker, Azure, Microsoft Power Platform Vector Databases & NLP: Chroma, Llamaindex, Hugging Face I've worked on everything from building AI-powered chatbots to crafting dynamic, responsive websites. My experience spans from optimizing data-driven decision-making processes to leading fullstack
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $12k
Billed in all: $46,512$47k
$6.2k in the last 6 months
Across 6 contracts
Earnings, last 30 days
Skill rankings: Top 5% in Web Scraping
Ranked by MRR among everyone on Upwork with the skill.
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- #168Data Engineering1,602 freelancers · 🇵🇪 #1Top 10%🇵🇪#1 of 3
- #193Web Scraping3,925 freelancers · 🇵🇪 #1Top 5%🇵🇪#1 of 5
- #202Prompt Engineering2,860 freelancers · 🇵🇪 #2Top 7%🇵🇪#2 of 7
- #220LLM Prompt Engineering2,457 freelancers · 🇵🇪 #1Top 9%🇵🇪#1 of 4
- #416LangChain3,821 freelancers · 🇵🇪 #2Top 11%🇵🇪#2 of 4
- #593Front-End Development8,892 freelancers · 🇵🇪 #1Top 7%🇵🇪#1 of 11
- #724Web Application9,341 freelancers · 🇵🇪 #1Top 8%🇵🇪#1 of 11