Freelance Cloud Infrastructure Architects in WarsawFreelance Cloud Infrastructure Architects in Warsaw
ProjectsPeople
Ireneusz Iwicki's avatar
Ireneusz Iwicki
Warsaw, Poland
.NET & Azure Expert: Legacy to Innovative Solutions
.NET & Azure Expert: Legacy to Innovative Solutions
Cover image for Customer Relationship Management evolution
Customer Relationship Management evolution
0
7
Cover image for Healthcare Management System
Healthcare Management System
0
9
Cover image for E-Commerce platform migration
E-Commerce platform migration
0
4
Placeholder project card media
View more →
Cloud Infrastructure Architect(2)
Tisloh Pam's avatar
Tisloh Pam
Warsaw, Poland
Full-Stack Engineer · AI & Real-Time Systems
New to Contra
Full-Stack Engineer · AI & Real-Time Systems
Cover image for AI Integration Boilerplate is a
AI Integration Boilerplate is a complete starting point for an AI web product: backend, frontend, database, and local infrastructure in one repo.
1
44
Cover image for A full-stack app with metamask
A full-stack app with metamask pairing, smart contracts interaction, which sends ethereum devnet tokens to campaign wallets. The platform enables users to create and manage crowdfunding campaigns, make donations, and track funding progress in real-time.
1
36
Cover image for Engineered WebSocket communication layer using
Engineered WebSocket communication layer using Node.js and CRDT strategies. • Leveraged Kafka for real-time event distribution and conflict resolution. • Improved session throughput by 60%.
1
38
Cover image for Architected RESTful backend with Node.js,
Architected RESTful backend with Node.js, deployed on AWS Lambda for scalability. • Integrated AWS Kinesis for real-time stream processing and updates. • Implemented GraphQL (Apollo Server) endpoint for reporting dashboard. • Engineered FastAPI backend with SQLAlchemy ORM supporting 10,000+ concurrent translation jobs.
1
47
Cloud Infrastructure Architect(1)
Germain Safari's avatar
Germain Safari
Warsaw, Poland
Software Engineer and Machine Learning Nerd
New to Contra
Software Engineer and Machine Learning Nerd
Cover image for Engineered and maintained Azure cloud
Engineered and maintained Azure cloud environments supporting DevOps, identity, and machine learning workloads. Built and managed CI/CD pipelines, automated deployments, configured infrastructure and access policies through Microsoft Entra ID, and supported ML lifecycle workflows using Azure ML and Azure AI Foundry. Helped deliver secure, scalable, and production-ready cloud solutions for application and AI services.
0
24
Cover image for OpenClaw as an agentic AI
OpenClaw as an agentic AI system for autonomous task execution, tool use, workflow orchestration, scheduling, and multi-step reasoning. The project focuses on building a reliable AI agent that can manage prompts, skills, memory, automation, cron-based tasks, and integrations across products and operations. It includes design, testing, iteration, and deployment of scalable agent workflows for real-world business use.
0
41
Cover image for AI voice calling system using
AI voice calling system using Vapi and Twilio. The project connects a compliant Twilio phone number or SIP route to a Vapi assistant, enabling inbound and outbound voice calls with real-time conversation handling. It includes number provisioning, regulatory bundle setup for Poland, SIP or Twilio integration, call routing, testing, and deployment for production-ready voice automation.
0
48
Cover image for AI agent workflows with Claude
AI agent workflows with Claude as a digital coworker for research, writing, analysis, skill creation, task automation, cron jobs, scheduling, tool use, memory, orchestration, and multi-step execution. The project focuses on creating reliable agentic systems that can plan, reason, delegate, trigger scheduled actions, and support day-to-day business operations through reusable, scalable AI workflows.
0
39
Cloud Infrastructure Architect(1)
Aleh Belski's avatar
Aleh Belski
Warsaw, Poland
Lead Product & Full-Stack Engineer with 10+ years of exp.
New to Contra
Lead Product & Full-Stack Engineer with 10+ years of exp.
Cover image for Job Application Tracker
Job Application Tracker
0
4
Cover image for BareScript language
BareScript language
0
3
Cover image for Aleh Belski | Full-Cycle Software Partner
Aleh Belski | Full-Cycle Software Partner
0
2
Cover image for Forensic Audit to Detect Billing Discrepancies
Forensic Audit to Detect Billing Discrepancies
0
2
Cloud Infrastructure Architect(1)