API Backend Developer - Sports Trading

55 Tech; Lisboa; Híbrido; EUR 42 000 - 64 000; Tempo integral

Resumo da oferta

55 Tech is seeking a Backend Developer to join our growing team. You will work on our odds feed API infrastructure, manage and optimize databases, and contribute to our scraping network.

The role targets performance-sensitive environments with a focus on reliability and latency. A strong background in Python and databases, plus a collaborative, cross-functional mindset, is essential.

We value initiative, autonomy, and the ability to ship robust backend systems in a fast-paced start-up setting.

Qualificações

• Bachelor’s or Master’s degree in Computer Science, Engineering, Data Science, or a related field.
• Strong technical skills, with a focus on Python (familiarity with PostgreSQL, Git, Node.js, React, Supabase, and APIs is a big plus).
• Entrepreneurial mindset and willingness to take initiative.
• Ability to work in a fast-paced, cross-functional environment.

Responsabilidades

• Work on our odds feed API infrastructure.
• Manage and optimize databases and data mapping.
• Maintain scheduling systems and contribute to the scraping network.

Conhecimentos

Python

APIs

Node.js

React

Git

PostgreSQL

Supabase

Formação académica

Bachelor’s or Master’s degree in Computer Science, Engineering, Data Science, or a related field

Ferramentas

PostgreSQL

Supabase

Descrição da oferta de emprego

We are seeking for a highly motivated Backend Developer to join our growing team.

In this role, you will work on our odds feed API infrastructure. You will be responsible for managing and optimizing databases, maintaining data mapping and scheduling systems, and contributing to our scraping network.

Our systems operate in performance-sensitive environments, and we continuously focus on improving reliability and latency.

If you enjoy building backend infrastructure, solving distributed systems challenges, and developing scalable APIs, this role is for you.

Preferred Background

• Bachelor’s or Master’s degree in Computer Science, Engineering, Data Science, or a related field.
• Strong technical skills, with a focus on Python (familiarity with PostgreSQL, Git, Node.js, React, Supabase, and APIs is a big plus).
• Sports knowledge is a plus
• Entrepreneurial mindset and willingness to take initiative.
• Ability to work in a fast-paced, cross-functional environment.

Must Haves

• You get things done.
• You’re willing to work long hours to achieve goals.
• You’re relentless and surpass expectations.
• You hold high standards, always putting customers first.
• You’re driven, go above and beyond, and strive for excellence.
• You communicate clearly and effectively.
• You’re not afraid to challenge ideas or disagree when it matters, fostering a team-oriented approach.
• You work autonomously and thrive independently.
• You’re ready to work hard.

What We Do

At 55 Tech, we’re building the data infrastructure for the sports and esports industries - two of the most dynamic and fast-evolving sectors in entertainment. Launched in late 2023, we’ve been growing at an incredible pace, and this is just the beginning. We are 13 people now at 55 Tech.

Our Vision

Our ambition is to empower organizations of all sizes to access, understand, and leverage sports data seamlessly - unlocking smarter decisions, greater efficiency, and new opportunities for innovation.

We focus on precision, speed, and reliability. In a world where milliseconds matter, our goal is to be the infrastructure layer that our partners can fully trust.

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