Senior Backend Python/Perl Developer (Core Gateway)

This role is about:
In the Core Gateway team, you will be part of a team of experts, their sole mission is to ensure Core Gateway stability and performance. The Core Gateway team provides secure, reliable, and fast online payment processing solutions to business around the world.

You will:

• Work with Perl legacy system.
• Provide support and maintenance and extend current features.
• Implement Microservices in Python in support of the legacy system.
• Design, develop, and maintain server-side components of our payment gateway platform, ensuring high performance, scalability, and reliability.
• Collaborate with cross-functional teams to gather requirements, define technical solutions, and implement new features.
• Integrate third-party APIs and external services into existing systems to enhance functionality and usability.
• Optimize code for maximum performance, scalability, and reliability.
• Work closely with DevOps to deploy, scale, and maintain applications in cloud environments, with a focus on CI/CD pipelines.
• Contribute to code reviews, providing constructive feedback to peers and ensuring code quality.

What we need:

• Strong experience in developing microservices.
• Proficiency in Python.
• Desired and great if you have Perl, for supporting and maintaining legacy systems. However we are also considering candidates that have a desire to Learn Perl from scratch and work with it.
• Experience with microservices architecture and RESTful API design.
• Strong knowledge of server-side technologies and frameworks such as one of the following: Django, FastApi.
• Familiarity with gitlab CI/CD pipelines.
• Experience with integrating third-party APIs and external services.
• Experience with payment gateway platforms or similar financial systems is a plus.
• Exceptional attention to detail.
• Strong written and verbal communication skills in English.
• A customer-centric, empathetic mindset with excellent listening skills.
• An ability to focus on what counts, creating simple solutions to deliver fast results.

The perks of being a payabl.er:

• 🌱 Grow Without Limits: Our environment is all about nurturing your talents and fueling your ambition with endless opportunities for professional development. 
• 🌍Thrive in a multicultural workplace that celebrates diversity and values your unique contributions. Here, every perspective is appreciated, and every voice is heard. 
• Lead the Charge in Pioneering Projects: Be at the forefront of innovation by playing a key role in groundbreaking projects.
• 📚 Support for Your Educational Aspirations: We're here to support your educational pursuits because we believe in investing in your growth. 
  

The benefits list above, states the benefits for Portugal location only, to be based on a fully remote work model on B2B contract.

As the role is open to multiple locations though the benefits list will differ depending on your location.

🚀 Hiring Process

1️⃣ Initial Interview
A 30-40 minute conversation with our Talent Acquisition team to discuss your experience, career goals, and expectations.

2️⃣ Technical Assignment
A take-home test designed to showcase your skills. You’ll have up to 5 days to complete it in a single attempt (estimated time: 90-180 minutes).

3️⃣ Technical Review & Live Coding
Our technical experts will review your assignment and invite you for a live coding challenge to assess your problem-solving and coding abilities (60-90 minutes).

4️⃣ Final Behavioral Interview
A 45-60 minute discussion focused on team fit and collaboration with our Product Lead and CTO. This is your chance to dive deeper into our culture and align on expectations.

Ready to Join Us?

Let's embark on a journey to redefine the landscape of payments together. We're not just offering a role; we're inviting you to be a part of something bigger. Join our team, and let's innovate, disrupt, and lead the future of payments. Together, we can make an impact that resonates. Welcome to the team! 

If this role seems like a good match, please submit your resume all applications are treated with the strictest confidentiality. Please note that we may keep your CV for a period of one (1) year for future relevant job opportunities. For more information about how we process your data please see our privacy policy at