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Senior Solution Architect (Consultant / B2B Contractor)

Solution / Enterprise Architect • Senior • Remote • Full-time • Serbia Serbia

Quadro Consulting is looking for an experienced Solution Architect for a flexible B2B collaboration supporting client projects. The core of the role is RFP response and pre-sales support. Hourly compensation, primarily remote.

Responsibilities

  • ▹Analyze RFPs, client briefs and discovery outputs to produce high-level solution architectures under tight timelines
  • ▹Design end-to-end architectures spanning cloud, AI, integrations, security and automation
  • ▹Lead or support technical discovery sessions, client workshops and architecture reviews
  • ▹Translate business requirements into system designs including integrations, data flows, APIs, security and scalability
  • ▹Create architecture documentation, solution diagrams and technical sections for proposals
  • ▹Provide architectural guidance during delivery and support delivery teams in critical design decisions
  • ▹Evaluate and recommend technologies, platforms and approaches for each engagement
  • ▹Review existing architectures and recommend modernization strategies

Requirements

  • ▹7+ years of experience in software engineering, solution architecture or technical consulting
  • ▹Broad technical range: enterprise software, cloud infrastructure, AI/ML, RPA, security, data platforms
  • ▹Strong experience with cloud platforms (AWS, Azure or GCP)
  • ▹Solid understanding of distributed systems, microservices, APIs, integration patterns and modern application architectures
  • ▹Experience with pre-sales, proposal writing or RFP response processes
  • ▹Understanding of security, governance, scalability and reliability best practices
  • ▹Experience in consulting or agency environments with multiple parallel client engagements

Nice to have

  • ▹Hands-on experience with generative AI, LLM-based solutions, AI agents, RAG architectures or AI platform design
  • ▹Experience with RPA platforms (UiPath, Power Automate or similar)
  • ▹Infrastructure as Code (Terraform, Ansible)
  • ▹Kubernetes and container orchestration
  • ▹Microsoft, AWS, TOGAF or other relevant architecture certifications
  • ▹Experience with solution estimation and effort/cost modeling for proposals

Soft skills

Exceptional communication for technical and non-technical audiencesFast learning abilityPragmatic mindsetStrong presentation skillsTeam-oriented approach across time zones

What we offer

  • ▹B2B contract engagement
  • ▹Project-based and on-demand consulting opportunities
  • ▹Hourly compensation model
  • ▹Flexible level of involvement depending on project demands
  • ▹Primarily remote work, with occasional participation in client or internal workshops

About the company

Quadro Consulting was founded in 2014 in Bonn, Germany. It delivers IT solutions to long-term clients in industries such as dating, gaming, payments and finance, printing and marketing, and education.

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