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Node Software Engineer (Mid)

As a software engineer, you’ll be responsible for writing, testing and getting software production-ready. You’ll also be asked to run small PoCs to test concepts and improve the way we write software and solutions.

Security is an important requirement for Enigmatic Smile and Fidel API, so adherence to our PCI and ISO policies is a must for all requests and actions.

What do we do?

Enigmatic Smile is a fintech scale-up with Fidel API as a standalone operation within the Engineering Team. Fidel API is a distributed team with a base in Lisboa, Portugal. Our customers are worldwide, and each country has different requirements we support through our platform. We are a visionary company looking to enable consumers, retailers, rewards publishers and banks around the world to improve customer experience.

Who are we looking for?

You will know your space and be confident in the way you complete your work, but know where your limitations are and collaborate with the wider team when needed. You like to have fun at work and have confidence that things you work on will “just work”; happy to jump in to help when things don’t go to plan, because that happens sometimes in technology.

Our way of working

We're a distributed team, with the primary engineering teams in Portugal and UK. Our wider team are on most continents of the world. Your day to day team will be based in a European timezone (GMT +/- 2h). Our working language is English.

This role is primarily remote, with occassional travel/office visits.

Objectives of this role

  • Writing high-quality software, that is both scalable and robust
  • Conduct Code Reviews; Thoroughly analyse peers’ code submissions, identify potential issues, and offer actionable suggestions for improvement.
  • Upholding code and application quality levels including writing automated tests.
  • Assist in project planning, solutioning and decision-making for development initiatives.
  • Contribute to ongoing continuous improvement with technical and process matters within the team.
  • Ensure security compliance, including best practices for PCI DSS and ISO27001.
  • Own the systems you work on, ensuring long term maintainability, scalability and reliability

Required skills and qualifications

  • Proven experience as a software engineer on designing and developing scalable, high performance software solutions
  • Proficiency with Git and ideally GitHub workflows
  • Good knowledge of common development languages and tools
  • Working knowledge of databases, both NoSQL/Document and SQL
  • Problem-solving attitude
  • Collaborative team spirit

Skills needed by this team

  • AWS (we use Lambda, Cloud Formation, Dynamo DB, API Gateway and Step Functions)
  • Languages/Frameworks: NodeJS, JavaScript, TypeScript

As a scaling company, our benefits are evolving. As a minimum, you can expect:

  • Fun work trips periodically, including meetups and events across UK and Europe.
  • 26 days annual leave plus nine Scottish bank holidays
  • Discretionary Bonus
  • Pension contributions
  • Training and certifications
  • Medical cover
  • Access to online training programmes

Benefits presently under review:

  • Enhanced pension contributions

Salary range: €45-55k

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Average salary estimate

$57000 / YEARLY (est.)
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$48000K
$66000K

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What You Should Know About Node Software Engineer (Mid), Fidel API

As a Node Software Engineer (Mid) at Enigmatic Smile, you’ll get the chance to dive into exciting projects and write high-quality software that’s both scalable and robust. In our growing fintech scale-up that includes Fidel API as part of the Engineering Team, you’ll be pivotal in making our solutions secure and compliant with PCI and ISO policies. Your days will involve writing, testing, and preparing software for production, along with running small Proofs of Concept to explore new technologies and improve development practices. You’ll be surrounded by a distributed team based in Lisboa, Portugal, and across various global locations, all communicating in English. Collaboration is key at Enigmatic Smile; here, you’ll engage with your team to troubleshoot issues when things go off plan, all while making sure the work you deliver will “just work.” Beyond the coding, you’ll engage in project planning and contribute to ongoing improvements, ensuring the systems you develop are maintainable and reliable. Picture yourself enjoying fun work trips across the UK and Europe, making the most out of 26 days of annual leave plus bank holidays, and taking advantage of training programs to keep your skills fresh. Join us in delivering exceptional customer experiences as we partner with consumers, retailers, and banks worldwide!

Frequently Asked Questions (FAQs) for Node Software Engineer (Mid) Role at Fidel API
What are the key responsibilities of a Node Software Engineer at Enigmatic Smile?

As a Node Software Engineer at Enigmatic Smile, you will be responsible for writing and testing high-quality software that meets security compliance standards. Your duties will include conducting code reviews, contributing to project planning, maintaining code quality, and ensuring long-term system reliability. You’ll also run Proofs of Concept to explore improvements in software solutions.

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What qualifications do I need to apply for the Node Software Engineer position at Enigmatic Smile?

To apply for the Node Software Engineer (Mid) position at Enigmatic Smile, you should have proven experience in designing and developing scalable software solutions, proficiency with Git and GitHub workflows, and a solid understanding of programming languages and database technologies, including both NoSQL and SQL databases.

Join Rise to see the full answer
How does Enigmatic Smile support professional growth for Node Software Engineers?

Enigmatic Smile is dedicated to the continuous growth of its Node Software Engineers. We offer training and certifications as part of our employee benefits, as well as access to online training programs to enhance your skills. Regular meetups and fun work trips across Europe provide additional opportunities for networking and learning.

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What technologies and tools will I be working with as a Node Software Engineer at Enigmatic Smile?

As a Node Software Engineer at Enigmatic Smile, you will primarily work with NodeJS, JavaScript, and TypeScript. Our tech stack includes AWS services like Lambda, DynamoDB, and API Gateway, which are crucial for building our scalable solutions.

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What is the working culture like for a Node Software Engineer at Enigmatic Smile?

At Enigmatic Smile, the working culture emphasizes collaboration, support, and having fun while getting work done. As part of a distributed team, you will work closely with colleagues across different time zones, foster a team spirit, and contribute to a positive environment where everyone feels empowered to succeed.

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Common Interview Questions for Node Software Engineer (Mid)
Can you describe your experience with NodeJS and how it fits into your development process?

In interviews, discuss specific projects where you've used NodeJS, highlighting your role and the outcomes. Share why it's your preferred language, focusing on its performance for building scalable applications.

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How do you ensure the quality and security of your code?

Talk about your coding practices, such as conducting code reviews, writing automated tests, and adhering to compliance standards like PCI DSS and ISO27001. Mention specific tools or methodologies you use to maintain code quality.

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Describe your experience with cloud technologies as they relate to the Node Software Engineer role.

Discuss specific AWS services you've utilized, such as Lambda or DynamoDB, and how you've incorporated them into your projects. Provide examples of how these technologies improved your solutions' performance and scalability.

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How do you approach debugging and problem-solving in software development?

Share a structured approach to debugging, including tools or methodologies you follow. Provide an example where you resolved a challenging issue, emphasizing the steps you took and the lessons learned.

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What do you think makes a successful team dynamic in a distributed work environment?

Discuss the importance of communication, trust, and collaboration. You could mention tools you’ve used to foster teamwork and how you ensure everyone stays engaged and productive despite being dispersed.

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Can you provide an example of a Proof of Concept (PoC) you developed?

Outline the project goals, the technologies you selected, and the outcome of the PoC. Emphasize your role and how you measured success and gathered feedback to improve the final product.

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How do you stay updated with the latest trends and technologies in software development?

Explain the resources you utilize, such as blogs, online courses, and coding communities. Mentioning how you incorporate new learnings into your work shows a commitment to continuous improvement.

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Describe a time when you had to collaborate with a team member who had a different working style.

Reflect on a specific situation where you adapted your communication or workflow to align with your colleague. Emphasize the importance of flexibility and finding common ground for project success.

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What are your strategies for managing deadlines while maintaining code quality?

Discuss time management techniques you employ, such as prioritizing tasks and setting realistic goals. Highlight your commitment to code quality and how you balance it with project timelines.

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Why do you want to work at Enigmatic Smile as a Node Software Engineer?

Express enthusiasm for the company’s vision and values. Mention specific aspects of the role that excite you, such as working with cutting-edge technology or the opportunity for professional growth within a collaborative team.

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Fidel API is a global financial infrastructure platform that provides enterprises tools to build powerful, real-time products on top of payment cards. The company is headquartered in London, with offices in New York, and remote employees worldwide.

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Full-time, remote
DATE POSTED
March 31, 2025

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