Jan Tarik Nazorek
Jan Tarik Nazorek

Senior Full-Stack Software Engineer

Open to offers · Member since 30 Sep 2026
Location
Brazil
Desired salary
Unspecified
Work preference
Remote Only / Full Time, Part Time, Contract
Experience level
Senior

About

Professional summary

I am a Senior Full-Stack Software Engineer with more than 10 years of experience designing, building, and modernizing scalable web platforms. My primary focus is backend engineering with Python, Django, Django REST Framework, and FastAPI, while I also deliver complete frontend experiences with React, Next.js, Vue.js, and Nuxt.js.

I enjoy owning products end to end, from architecture, data modeling, and API design through frontend delivery, cloud deployment, observability, automated testing, and production support. I have delivered greenfield products as well as evolved legacy systems into more maintainable, scalable architectures.

I have extensive experience with distributed systems, microservices, asynchronous processing, relational and non-relational databases, caching, and messaging. I build reliable applications using technologies such as PostgreSQL, MongoDB, Redis, Celery, RabbitMQ, Docker, Kubernetes, and cloud services.

In my current fintech work, I build investment and receivables platforms, AI-powered document analysis systems, AI agents, MCP integrations, lead-monitoring tools, and customer-service chatbots. I have also supported high-scale e-commerce and healthcare products used by more than one million users.

I collaborate effectively with distributed international teams and cross-functional stakeholders. I contribute through technical planning, code reviews, mentoring, requirements clarification, agile delivery, and translating complex business needs into reliable software solutions.

Skills

36 capabilities

Tech stack & tools

Working toolkit

Analytics

Application Hosting

Collaboration

Languages & Frameworks

Monitoring

Experience

Career history

Full-Stack Software Engineer Ótmow Fintech

I engineer products for a Brazilian fintech focused on receivables anticipation for public-sector suppliers. I designed and built a debenture and investment platform from the ground up, including business rules, data structures, and workflows for investment products.

I built an AI-powered document analysis and categorization engine for contracts, invoices, and supporting documents, improving credit and receivables review. I also developed a public-sector supplier lead-monitoring system, AI integrations, AI agents including an automated code-verification agent, an internal MCP server, and a customer-service chatbot.

Full-Stack Software Engineer Spocket.co

I developed and maintained backend and frontend capabilities for a high-scale dropshipping platform serving more than one million active users and deeply integrated with Shopify. My work supported product discovery, store management, order workflows, automation, and merchant operations.

I contributed to AI-powered product recommendations, content generation, and store optimization capabilities. I improved application performance, reliability, and visibility through asynchronous processing, caching, monitoring, incident investigation, AWS infrastructure, and CI/CD automation.

Full-Stack Software Engineer / Technical Lead Bold.tech

I built a campaign-management and analytics platform from the ground up for tracking costs, performance, proposals, content deliverables, and results across television and social-media campaigns. I designed the application architecture, relational data model, RFCs, APIs, business rules, reporting workflows, and frontend experiences.

I led technical planning and daily engineering execution, reviewed implementation approaches, coordinated deployments, and promoted reusable, maintainable code. I worked directly with stakeholders to clarify requirements, prioritize delivery, and improve reliability through testing, observability, deployment controls, and production support.

Full-Stack Developer Sharecare (contracted through ITLean and ConnectCOM)

I developed, debugged, and maintained a large-scale healthcare platform combining a legacy monolith with independently deployed microservices. I designed and optimized backend services to improve performance, scalability, maintainability, and separation of responsibilities.

I contributed to legacy modernization while preserving continuity for business-critical healthcare workflows and built B2C features for online healthcare services. I conducted code reviews, created automated tests, investigated defects, and collaborated with product, design, QA, and engineering teams in an agile squad.

Full-Stack Developer Public Prosecutor's Office

I developed and maintained enterprise systems supporting human resources, payroll, document management, and internal administrative processes for the Brazilian public sector. I implemented new features and modernized modules using Python, Django, JavaScript, Ext JS, and PostgreSQL.

I built asynchronous processing workflows using Celery, RabbitMQ, and Redis. I analyzed requirements, documented technical solutions, validated workflows with stakeholders, executed tests, investigated production incidents, supported releases, and trained users on new functionality.

Education

Learning history

Lutheran University Center of Palmas (CEULP/ULBRA)

Bachelor's Degree, Information Systems

Bachelor's Degree in Information Systems.

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