Growth & Business Developer — Hybrid (Brussels) with Equity

Antasphere; Brussel Hoofdstad; Hybrid; EUR 33,000 - 61,000; Part time

Job summary

Antasphere in Brussels is seeking a hands-on growth and outbound specialist to bring in business for Belgian clients. The role blends outbound prospecting, LinkedIn/email sequences, cold calling, and reporting through AI-assisted tools.

It is a long-term freelance collaboration with equity, starting as soon as possible, with a hybrid work model from our WAT office. You should be comfortable in French and English, able to prove impact with campaigns and numbers, and eager to learn new tools.

Qualifications

• 1–2 years in sales, business development or growth, or strong internships with demonstrable results.
• A fresh graduate with a track record of delivering more than asked is a fit.
• Concrete campaigns, numbers moved, and a built pipeline should be shown.

Responsibilities

• Outbound for the studio: building target lists, sequences, cold calls, and meetings.
• Growth experiments for the labs: communities, content, launches, partnerships.
• Own and report on your pipeline, measure what converts and why.

Skills

Hungry and hands-on

Tech/AI curious

Sales experience

Proof over pitch

French fluent

English fluent

Brussels-based

Ambiguity tolerance

Job description

Antasphere in Brussels is seeking a hands-on growth and outbound specialist to bring in business for Belgian clients. The role blends outbound prospecting, LinkedIn/email sequences, cold calling, and reporting through AI-assisted tools.

It is a long-term freelance collaboration with equity, starting as soon as possible, with a hybrid work model from our WAT office. You should be comfortable in French and English, able to prove impact with campaigns and numbers, and eager to learn new tools.