Backend · Platform · AI
Alex Neamtu
Senior Software Engineer
Bucharest, Romania · Remote only · EU citizen, no visa sponsorship needed
Summary
Senior software engineer with 20+ years building production systems, recently AI products: ML inference APIs, generative-video pipelines, and LLM-powered SaaS. At Sand Technologies I design event-driven serverless backends on AWS, including a government health platform delivered on-site as a Forward Deployed Engineer.
- Stack
- TypeScript, Node.js, Python, AWS serverless, PostgreSQL, DynamoDB, Elasticsearch
- Looking for
- Senior backend, platform, or founding-engineer roles, fully remote
Experience
Senior Software Engineer
Sand Technologies · Full-time
Joined Synaflux, later acquired by Sand Technologies. Designed and owned cloud-native serverless backend architecture across 6 client products over 4 years, spanning media, talent, trading, veterinary, and government health.
- Health Intelligence Center — As Forward Deployed Engineer, delivered the MVP on-site for the Botswana Ministry of Health in a team of two; built the cloud infrastructure (Pulumi) and Airflow + dbt data pipeline for a real-time health-reporting platform spanning 5 African countries.
- Diginym — Built a generative-AI video pipeline producing broadcast-quality talking-head output, orchestrated with Step Functions and S3.
- VetProcure — Architected an EU veterinary-procurement platform: GraphQL API (Yoga, Pothos, Prisma) with ECS workers that scrape manufacturer catalogs and automate webshop checkout via Playwright, on AWS CDK.
- CardSeer — Architected real-time data sync and search APIs across multiple trading-card marketplaces, handling concurrent price updates at low latency.
- The Room — Designed event-driven talent-matching workflows over SQS/SNS for the African Leadership Group.
Senior Software Engineer
Archbee · Part-time
Developer experience and infrastructure modernization for a documentation SaaS.
- Migrated the monorepo from npm to pnpm + Turborepo, reducing CI build and local install times.
- Reduced main JS bundle size through code splitting and dependency auditing.
- Migrated all services to Node.js LTS and remediated outdated dependencies.
- Standardized the Docker build pipeline across all services, eliminating environment-specific failures.
Senior Software Engineer
CLIPr · Part-time
AI video analysis and management platform. Started at Synaflux; continued part-time after the Sand Technologies acquisition.
- Built real-time video ingestion and ML inference APIs powering full-text video search across an indexed content library, on a serverless stack.
Open Source & Civic Tech
Side projects
Independent projects in civic tech, investigative journalism, and document search.
- Risc Seismic București — Public tool used by thousands of Bucharest residents to view seismic ratings for buildings.
- Liquid Investigations — Secure collaboration server for investigative journalism teams, used across Europe.
- Hoover — Document search and analysis tools for large document sets.
Senior Full Stack Developer
Scenset · Part-time
Frontend and backend for a personalized travel platform.
- Built internal and client-facing applications for personalized trip recommendations.
- Full-stack development with React frontend and Node.js backend services.
- Infrastructure on GCP using Pulumi for infrastructure-as-code.
Senior Backend Developer
optilyz · Full-time
Internal and external APIs for Europe's leading direct mail automation software.
- Designed and developed APIs for optilyz's cross-channel marketing platform.
- Built tools to automate and personalize direct mail campaigns at scale.
Senior Software Engineer
WFP food delivery, satellite farm analytics, UN procurement scraper. Taught Django at university.
- School Meals — Managed attendance, food delivery and consumption for World Food Programme projects.
- Ogor — Analyzed satellite imagery of farms, turning imagery into prescription maps for fertilizer and crop protection.
- Scratch — Scraper for United Nations and TED procurement notices.
- Held the Django Web Application course for senior year at the University of Bucharest.
Senior Backend Developer
OWNZONES Entertainment
Media delivery platform helping content owners leverage their libraries.
- Designed and built the Discover Project — a media delivery solution for content owners.
- Backend architecture with Node.js, TypeScript, and GraphQL on AWS with Kubernetes.
Lead Software Designer / Team Lead
Endava
Led backend architecture for paywall systems of multiple US publications.
Software Developer
Coinzone
Bitcoin payment gateway and wallet development.
Software Developer
Pionix Marketing Solutions
Mobile detection and mobile payment solutions.
Automation Engineer
Axway
Automation testing framework for B2B enterprise solutions.
Software Consultant
Stefanini Techteam
Development and maintenance of the company ticketing system.
Software Developer
TechTeam Akela
Development and maintenance of the in-house ticketing system.
Software Developer
Ascensys Soft
Presentation and e-commerce website development.
Projects
SendRec · Founder & Developer
2026 – PresentOpen-source async video platform for European teams: browser screen and camera recording, AI transcription, team spaces with SSO, SAML, and SCIM. Self-hosted via Docker or EU-hosted. Live with 59 users and 86 videos processed.
UpgradeYou · Founder & Developer
2026 – PresentAI career assessment: upload a CV and get a personalized report with rewrite suggestions from a multi-LLM pipeline (LiteLLM, Tavily enrichment). Python, FastAPI, TypeScript, Stripe.
pairpilot.ai · Creator
Multi-model agentic pair-programming CLI (Claude + OpenAI) with a writer/reviewer loop and repo-aware file, shell, and git tools.
htoprc.dev · Creator
Web app to browse, preview, and edit htop configurations. React 19, Cloudflare Workers, GraphQL, with a published npm package.
Skills
- Languages
- TypeScript, JavaScript, Python, Go, PHP, SQL, Bash
- AI
- Artificial Intelligence (AI), LLM APIs (Claude, OpenAI, Gemini), LiteLLM, Generative video pipelines, ML inference APIs, Claude Code, Codex
- Backend
- Node.js, GraphQL, REST APIs, Prisma, FastAPI, Django, Fastify
- Cloud & Infrastructure
- AWS (Lambda, Step Functions, ECS, SQS/SNS), Infrastructure as code (IaC), AWS CDK, Pulumi, GCP, Docker, Kubernetes, Cloudflare Workers
- Data
- PostgreSQL, DynamoDB, Elasticsearch, MongoDB, Redis, Airflow, dbt
- Frontend & Tooling
- React, Vite, Turborepo, pnpm, Jest, Playwright
Education
BSc Computer Science
Computer Systems Architecture specialization