Product Owner

Celesta

Lisboa

Hybrid

EUR 45,000 - 65,000

Full time

14 days+

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Benefits offered by this job

Extra paid leave (25 days per annum)

Health and dental insurance

Wellness benefits allowance

Birthday and Company Anniversary benefit

Job summary

A growing tech company in Lisbon is seeking a Product Owner to lead the back-end development of their innovative online sports betting platform. This role involves defining product requirements, prioritizing features, and engaging with cross-functional teams to enhance performance and user experience. Ideal candidates should have 3-5 years experience in a related field, strong knowledge of APIs, and Agile methodologies. This full-time position allows for some remote work options and offers competitive benefits including additional leave and health insurance.

Qualifications

3-5 years of experience as a Product Owner or Project Manager in digital products.
Strong understanding of MVP concepts and iterative development.
Ability to lead cross-functional teams in a fast-paced environment.

Responsibilities

Define and maintain the back-end product backlog.
Plan sprints to enhance team communication and productivity.
Translate requirements into user stories and technical specs.

Skills

Agile methodologies

API development

Microservices architecture

Communication skills

Analytical mindset

Tools

Jira

Postman

Datadog

Instana

Job description

Join to apply for the Product Owner role at Celesta

Celesta, part of La Royale Group, is a fast-growing iGaming development company dedicated to building next-generation online sports betting and casino experiences. Based in Lisbon, our multidisciplinary team is committed to quality, innovation, and regulatory excellence, creating solutions that engage players and stand out in the highly competitive i‑gaming regulated market.

As the Product Owner, you will lead the back-end development of our cutting‑edge online sports betting platform. Acting as the bridge between business needs and technical teams, you’ll drive the creation of scalable, reliable and innovative solutions. Your role includes defining requirements, prioritizing features and collaborating across teams to ensure exceptional performance and user experience.

The role should be based at the office in the Carnaxide area (up to 8 days per month remotely), and the first month is fully on-site.

Responsibilities

Define, prioritize and maintain the back-end product backlog, ensuring alignment with business goals.
Plan sprints effectively, fostering team alignment and continuous improvement in communication and productivity.
Translate stakeholder requirements into detailed user stories and technical specifications.
Develop and communicate a clear roadmap focused on API integration, microservices, and platform stability.
Collaborate with engineers, architects and DevOps teams to execute back-end development.
Ensure efficient, scalable APIs and microservices to support front-end operations. Oversee system design, technical documentation and API specifications.
Partner with QA to conduct acceptance testing for new features.
Use tools like Postman to validate API functionality and performance.
Monitor system health with Datadog or Instana, proactively addressing issues.
Act as a bridge between business teams, developers, and external partners.
Provide regular updates on progress, challenges, and key performance metrics.

Requirements

3-5 years of experience working with digital products as a Product Owner or Project Manager, ideally in online sports betting or iGaming.
Hands‑on experience with Agile methodologies and tools like Jira.
Strong understanding of Minimum Viable Product (MVP) concepts and iterative development.
Solid knowledge of API development and microservices architecture.
Experience with tools like Postman for API testing.
Excellent written and verbal communication skills in English to convey technical concepts to non-technical stakeholders.
Ability to lead and motivate cross‑functional teams in a fast‑paced environment.
Analytical mindset with the ability to diagnose and resolve complex technical challenges.
Ability to break down complex problems into clear deliverables with defined requirements and acceptance criteria.
Skilled in analyzing and interpreting data to drive informed decision‑making.

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