3 months ago
Lisbon, PortugalSenior
Responsibilities
- Build complex, reliable software systems and impactful products across Joom Group’s e-commerce, marketplace, logistics, and data businesses.
- Architect high-load B2B systems and service infrastructure.
- Work on ML-serving systems, AI agents, and LLM-driven internal tools.
- Drive measurable business impact through technical excellence, experimentation, and data-informed decisions.
- Collaborate autonomously with an international engineering team across Portugal, Brazil, Latvia, and China.
Requirements
- Demonstrated track record of building complex, reliable systems.
- Deep understanding of the full stack, from infrastructure to ML serving.
- Ability to make decisions grounded in data and measurable outcomes.
- Comfort using modern AI-assisted development tools such as Cursor, Claude Code, and GitHub Copilot.
- Strong technical judgment, autonomy, and commitment to high-quality execution.
Benefits
- Base salary, performance-based bonuses, and stock options are offered.
- Office-first work arrangement with flexible hours and the possibility of working remotely 52 days per year.
- Health insurance including dental care for employees and their children, daily meal allowance, and 100% paid sick leave.
- Full relocation assistance for employees and their families.
- Licenses and access to a wide range of AI tools.
- Professional training, promotion opportunities, and English and Portuguese courses.
- Annual team-building activities, knowledge-sharing workshops, and collaboration with colleagues across Portugal, Brazil, Latvia, and China.
Categories
About Joom
Joom Group builds e-commerce products for global trade, including Joom, a cross-border consumer marketplace; JoomPro, a B2B importing marketplace; JoomPulse, analytics for Mercado Livre sellers; and Onfy, a German pharmaceutical marketplace. Founded in 2016 in Riga and privately held, the company moved its headquarters to Lisbon in 2023 and operates across Europe, the Americas, and China. Revenue comes from marketplace commissions, services for sellers, and related transaction fees.