Pre-sales Technical Expert

We are looking for a Pre-sales Technical Expert (part-time) to provide technical expertise throughout the sales process, from solution design and estimation to client presentations and technical discussions.

Requirements:

7+ years of experience in software engineering, with a strong focus on .NET backend development.
Experience in pre-sales, architecture design, or technical consulting roles.
Ability to estimate full solutions across frontend, backend, and infrastructure.
Strong understanding of system design, architectural trade-offs, and scalability principles.
Hands-on knowledge of full-stack development (e.g., .NET + JavaScript/TypeScript frameworks).
Excellent communication and presentation skills – fluent English is a must.
Critical thinking, ownership mindset, and a collaborative, pragmatic approach.
Experience with AI implementation in projects.
Willingness to explore new technologies and experience utilizing C4 model / UML.
Experience utilizing C4 model.
Experience with diagramming software like MS Visio / draw.io.
Prior experience working with engagement or sales teams in an IT services company.

Nice to Have:
Experience working as a Solution Architect or participating in complex discovery phases.
Experience with Java, Python, Go or other modern programming languages is a plus.
Understanding core UML diagrams.

Responsibilities:
Join pre-sale calls with potential clients to gather technical and business requirements.
Analyze client needs and propose optimal technical approaches and architectures.
Create high-level solution concepts based on modern technology stacks.
Prepare effort estimates and work closely with engagement managers on detailed proposals.
Own and validate technical parts of RFPs, proposals, and project planning documents.
Collaborate with internal tech teams to verify feasibility and capacity when needed.
Stay up-to-date with emerging technologies and assess their fit for various project needs.