Daniel Lemos is a Senior Software Engineer and technical manager based in Rio de Janeiro with over a decade of hands-on experience building API-driven systems in PHP and Go and scaling engineering teams at fintechs like PicPay, WePayments and Stone. He combines people leadership—hiring, coaching, facilitating rituals and stakeholder alignment—with deep technical practice in backend architecture, bank reconciliation, regulatory reporting and secure API design. A proven tech lead, he has driven cross-functional initiatives such as user clustering for personalized offers and structuring regulatory/compliance areas to meet financial constraints. Comfortable moving between code and management, he mentors developers (notably as a Golang DOJO Sensei) while still shipping production-quality services. Outside work he codes on GitHub and narrates RPGs, hinting at a creative, systems-oriented mindset that informs both product thinking and team culture.
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