Project Manager at JMS
Lisbon, Portugal.
JMS is a unique solution for local marketplaces that want to expand their assortment with international inventory. By simply integrating JMS via API or white-label solution, marketplaces get instant access to millions of products from all over the world. JMS is a key initiative of Joom Group, an international tech-centric group of e-commerce companies that was founded in 2016 in Latvia.
Joom Group also includes the following businesses: Joom, a global cross-border marketplace; JoomPro, the first and only end-to-end cross-border B2B marketplace; JoomPulse, an AI analytics tool for Mercado Livre sellers; and Onfy, a pharmaceutical marketplace in Germany. Joom Group has offices in Latvia, China, Germany, and Brazil, with its headquarters in Lisbon, Portugal. We work as one international team, sharing knowledge and collaborating across countries, businesses and products.
Now we are looking for a Senior Project Manager who will drive the launch of our new White Label solution and manage complex integrations with our key partners.
Responsibilities
Manage the full lifecycle of partner integration projects
Drive the launch of new White Label solutions for major partners
Coordinate cross-functional teams including engineering, analytics, support, and finance
Collect and prioritize technical and product requirements from clients
Facilitate regular communication and progress tracking with external stakeholders
Monitor project timelines, resources, and delivery quality
Support existing partners integrations and optimize operational processes
Requirements
Extensive experience in IT project management within tech companies
Proven track record of managing complex e-commerce integrations
Ability to dive deep into product details and handle diverse tasks independently
Strong understanding of software development processes and technical products
Excellent communication and stakeholder management skills
Upper-Intermediate English or higher (B2+)
Preferred
Experience in the e-commerce
Background in cross-border trade or marketplace operations
We offer
Transparency and Stability: competitive gross salary, performance-based bonuses
Office-first: flexible working hours with the ability to work remotely 52 days per year
Care & Wellbeing: health insurance (including dental care) for employees and their children, 100% paid sick leave, and meal allowance
Relocation to Lisbon: full support for a comfortable move for the employee and their family
Growth and Development: opportunities for career advancement, professional training, and internal rotation between teams
International Team: collaboration with colleagues across Portugal, Brazil, Latvia, and China, with annual team-building activities and English and Portuguese language courses
Published on: 2/17/2026

Joom Group
Joom Group is an international tech-centric group of e-commerce companies founded in 2016 in Latvia. We are here to transform the largest industry in the world, global trade, making it more transparent, efficient, and technology-driven.
Today, Joom Group brings together the following businesses: Joom, a global cross-border marketplace; JoomPro, the first and only end-to-end cross-border B2B marketplace; JoomPulse, an AI analytics tool for Mercado Livre sellers; and Onfy, a pharmaceutical marketplace in Germany. Joom Group’s offices are located in China, Brazil, Portugal, Latvia, and Germany, with headquarters in Lisbon, Portugal. We work as one international team, sharing knowledge and collaborating across countries, businesses, and products.
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