Alexander – Python, React, Next.js

An AI-powered data analysis platform for enterprise teams that turns fragmented data from multiple business systems into analysis-ready inputs and actionable insights. The product combines data collection and transformation, organizational knowledge, and automated multi-step analysis to help teams identify trends, investigate root causes, and make data-backed decisions. I worked across the full product lifecycle as a Co-Founder and Full-Stack Engineer, from architecture and infrastructure to backend services, integrations, and user-facing applications.

• designed and developed the product architecture from an early-stage concept into a production SaaS platform;
• built full-stack product functionality across frontend, backend, APIs, databases, and cloud infrastructure;
• developed data ingestion and integration workflows for connecting external business systems and processing multi-source data;
• built pipelines for transforming raw data into structured, analysis-ready datasets;
• developed AI-powered multi-step analysis workflows for identifying patterns, explaining underlying drivers, and generating actionable insights;
• built functionality for capturing organizational knowledge and applying business context during data analysis;
• developed responsive product interfaces and analytical workflows using React/Next.js and TypeScript;
• designed and implemented Python backend services and APIs supporting data processing, integrations, and AI workflows;
• designed scalable cloud infrastructure, containerized services, deployment workflows, and production environments on AWS;
• implemented authentication, access controls, data isolation, and security-conscious application architecture;
• optimized application performance, reliability, and scalability as product usage and data volumes increased;
• worked directly with users and customers to translate complex analytical workflows into product requirements and features;
• owned technical decisions, product delivery, production debugging, and engineering priorities as a Co-Founder.

Multiple client projects across enterprise software, agriculture, analytics, financial platforms, and 3D product experiences. Delivered scalable full-stack applications using Python, React, Next.js, Node.js, GraphQL, MySQL, and AWS-related infrastructure.

• Built and optimized React/Next.js applications, including micro-frontend architectures and reusable design systems.
• Developed analytics dashboards and internal tools for enterprise clients.
• Designed and implemented backend APIs using Python Flask, Node.js, GraphQL, and MySQL.
• Migrated legacy data integrations and automated backend workflows.
• Improved application performance, scalability, SEO, and Core Web Vitals.
• Built real-time financial data visualization and automated data synchronization pipelines.
• Developed browser-based 3D configurators, admin portals, PDF generation, CRM integrations, and automated email workflows.
• Collaborated with distributed engineering and product teams through code reviews, planning, and iterative feature delivery.

A billing and tuition management platform for educational organizations serving 50,000+ users. The role involved building the product from an early-stage concept into a production-grade platform that automates tuition collection, payment tracking, and financial operations for schools and education providers.

• Led the technical architecture and product development as Co-founder and CTO.
• Designed and built scalable full-stack applications using React, PostgreSQL, and modern backend technologies.
• Automated tuition billing, payment tracking, and administrative financial workflows.
• Designed secure database structures, access controls, and production infrastructure.
• Scaled the platform to support 50,000+ users reliably.
• Worked closely with customers to translate operational problems into product features.
• Managed technical priorities, architecture decisions, deployments, and production reliability.
• Balanced rapid MVP development with long-term scalability, security, and maintainability.
• Led engineering decisions across frontend, backend, database, integrations, and infrastructure.

Following a company acquisition, transitioned into an Engineering Lead role, taking greater ownership of system architecture, technical decisions, infrastructure, and team delivery. Worked on scalable conversational platforms supporting automotive dealerships, covering frontend, backend, real-time communication, databases, and AWS infrastructure.

• Led development of web-based chat systems and backend services managing conversation state, events, and messaging workflows.
• Designed and implemented scalable application architecture for high-traffic, performance-intensive systems.
• Designed database schemas and managed database infrastructure supporting conversational products.
• Provisioned and maintained AWS infrastructure, including application instances, load balancers, networking, and containerized services.
• Improved application scalability, reliability, and performance across production environments.
• Led technical planning for new products, features, and architectural improvements.
• Reviewed pull requests and provided technical guidance to engineers, maintaining code quality and engineering standards.
• Collaborated with product and engineering teams to translate business requirements into technical solutions.
• Supported engineers with debugging, architectural decisions, and complex technical problems.
• Took ownership of production issues, investigating failures, and implementing long-term fixes.
• Contributed across the full software lifecycle, from system design and implementation to deployment and production monitoring.
• Worked across multiple technologies and system components, developing strong expertise in solving complex full-stack and infrastructure challenges.

The role involved developing and maintaining applications for internal teams and external customers. The projects focused on real-time conversation monitoring, dealership communication workflows, notifications, and operational dashboards.

• Developed and maintained frontend applications using React and JavaScript.
• Built real-time interfaces for monitoring conversation flows and notification events using WebSockets/socket-based communication.
• Contributed to the development and launch of a dashboard used by US automotive dealerships.
• Monitored and analyzed 35+ live dealership conversations to verify system behavior and identify issues.
• Implemented new product features and improved existing functionality based on business and product requirements.
• Investigated and resolved frontend bugs, improving application stability and user experience.
• Worked with APIs and backend services to display and manage real-time application data.
• Participated in Scrum-based development, contributing to weekly sprints, planning, task estimation, and delivery.
• Used Jira for task management, bug tracking, and sprint coordination.
• Collaborated with developers, QA, and product stakeholders to troubleshoot issues and deliver production-ready features.
• Supported applications after deployment by monitoring functionality and resolving production issues.