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Proposal & Business Development Specialist

Warszawa, Warszawa, Woj. Mazowieckie, Polska🌐 Remote💼 Full-time🗓 2026-07-14 → 2026-07-31

Core

Data-driven business development and proposal writing to acquire new clients for a React.js/Next.js development and AdTech startup.

Role type

Business Development Specialist (Proposal Writing)

Builds

Web and AI products for clients in DeFi, fintech, and healthcare

Domain

Technology / AdTech / SaaS

Deliverable

production ML models | product features | dashboards & analysis | client delivery

Required skills

Proposal writing, client acquisition, outreach, data analysis, Excel/Power BI, translating technical concepts

Preferred skills

Technical writing, working with developers, process optimization

Technologies

React.js, Next.js, Excel, Power BI

Responsibilities

Identify and evaluate project opportunities on platforms like Upwork, craft tailored proposals, manage outreach, track proposal performance, analyze data to improve conversion, collaborate with developers on technical capabilities, provide pipeline reports

Seniority

Individual Contributor

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