Sergi T.
Senior Full Stack | Claude Code, Lovable | +100 clients
🏅Top 3% >24months🏆+5000hrs 👌100+ Happy clients. 👷🏾♂️ I help startups and tech companies design, build, and scale full-stack applications empowered with latest AI technologies (ClaudeCodex, GithubCopilot) — with a strong focus on clean architecture and cloud deployment FREE CONSULTATION SERVICE I am more than happy to share my years of experience in helping clients build web/mobile applications from the ground up, including but not limited to, setting up MVP, choosing tech stack, scoping out practical plan/timeline, estimating budget, and more. Please send me a message so we can discuss how we can realize your company's true potential!** ✅ WHY WORK WITH ME? ✔ Vast experience in building scalable web applications across various industries. ✔ Specialization in Python, Django, and database management. ✔ Deep knowledge of industry-specific challenges and tailored solutions. ✔ Strong problem-solving skills for tackling complex technical issues. ✔ Proficiency in AWS, Google Cloud, and Microsoft Azure services. ✔ Dedicated to delivering outstanding results and client satisfaction. ✔ Transparent and open communication for seamless collaboration ✔ Effective project management to ensure timely completion. ✔ A dependable and skilled professional committed to realizing your vision. 🛠 𝗦𝗞𝗜𝗟𝗟𝗦 🔸𝗖𝗼𝗿𝗲. Python, NodeJS, Java, C++ 🔸𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲𝘀. MySQL, PostgreSQL, SQLAlchemy, pyodbc, MariaDB 🔸𝗡𝗼-𝗦𝗤𝗟. MongoDB, Redis, ElasticSearch 🔸𝗖𝗹𝗼𝘂𝗱. AWS EC2, S3, SES, Route 53, ECS/ECR/EKS, Lambda, GCP GAE, DB, Compute Engine 🔸𝗔𝗣𝗜. Django, FastAPI, Express, NestJS, Flask 🔸 𝐀𝐈 𝐀𝐠𝐞𝐧𝐭𝐬 / 𝐕𝐨𝐢𝐜𝐞 𝐀𝐠𝐞𝐧𝐭𝐬: CrewAI, AutoGen, LangGraph, Semantic Kernel, OpenAI Swarm, OpenAI Assistants API, MCP, Vapi, Retell AI, Bland AI, Synthflow, LiveKit, Pipecat, Amazon Polly 🔸 𝐎𝐩𝐞𝐧-𝐒𝐨𝐮𝐫𝐜𝐞 𝐋𝐋𝐌𝐬: LLaMA 3, Mistral 7B, Mixtral 8×7B, Qwen, DeepSeek, Phi-3, Falcon, Gemma 🔸 𝐂𝐥𝐨𝐬𝐞𝐝 𝐋𝐋𝐌𝐬: GPT-4o, o1, o3, Claude, Gemini, Amazon Bedrock, Cohere
Earnings and projects
Last 6 months ÷ 6
Read daily since Nov 3, under 30 days
Billed in all: $258,989$259k
$2.5k in the last 6 months
Across 117 contracts
Earnings, last 30 days
Tracked from Nov 3, 2026.
Skill rankings: Top 4% in Bootstrap
Ranked by MRR among everyone on Upwork with the skill.
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