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Backend engineer | Mid - senior | Go | NordPayments team image - Rise Careers
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Backend engineer | Mid - senior | Go | NordPayments team

The Backend department uses modern and innovative technologies to create our world-leading cybersecurity products. We have squads that work towards different goals, but we are mainly known as driven professionals writing quality code.


As part of our payments team, you'll build secure, high‑performance systems that power the business. You'll tackle real-world challenges — from fraud prevention to seamless checkout experiences — while working alongside passionate and experienced engineers. Ready to decode the magic behind every payment click? Come be a part of the future of digital commerce!


Main Responsibilities
  • Design, build, and maintain APIs;
  • Work with credit cards, ApplePay and GooglePay;
  • Integrate new service providers, each with its own code and functionality;
  • Develop and maintain solutions according to PCI-DSS compliance requirements;
  • Improve engineering standards, tooling, and processes.


Core Requirements
  • Experience with PHP or Go;
  • Understanding of OOP principles and good code design;
  • Knowing a thing or two about API design;
  • Good MySQL knowledge;
  • Knowledge of Docker, RabbitMQ, and KeyDB is a big plus.


Tools You Will Use
  • PHP;
  • Golang;
  • MySQL;
  • KeyDB;
  • RabbitMQ;
  • Kubernetes;
  • Docker;
  • AWS services.


Salary Range
  • Gross Salary 3500 - 7200 EUR/Month.


About Us


Nord Security is a global leader in internet privacy and security solutions and Lithuania’s second tech unicorn. Established in 2012, Nord Security now has more than 1400 employees and serves millions of users worldwide. Our team has a global mission to shape a more secure and peaceful online future for people everywhere. With that in mind, we built several advanced cybersecurity solutions: NordVPN, NordLayer, NordLocker, NordPass, NordProtect, NordStellar, and Saily.


NordVPN is the world’s most advanced VPN service provider, used by millions of internet users worldwide. NordVPN provides double VPN encryption and Onion Over VPN and guarantees privacy with zero tracking. One of the key features of the product is Threat Protection, which blocks malicious websites, malware, trackers, and ads. NordVPN is very user friendly, offers one of the best prices on the market, and has over 5,000 servers in 59 countries worldwide.


And we’re always looking to expand our team of:

• Future shapers

• Restless achievers

• Self-movers

• Honest communicators

• Team players


What We Offer


Access to Nord Security products. We build solutions used by millions of users worldwide, and you’ll get to experience our products firsthand;

Professional growth. Internal and external events, online training, conferences, books - everything you need to reach full potential;

Health benefits. Private health insurance, online and on-site workouts, consultations to feel and be your best;

Mental wellbeing. Access to mental health tools like Calm, Headspace, and Mindletic. Options for therapy to keep your emotional wellbeing in check;

Team spirit. Team buildings and parties with games, shows, tastings, food coupons, gifts, and it’s on us;

More free time. Stay with us and additional vacation days will be added to your calendar;

Additional paid leave. Additional days are covered by us in cases of illness or special occasions;

Flexibility. Flexible working time arrangement.


Kindly refer to our Privacy Notice for Recruitment Candidates for comprehensive information regarding our data handling procedures throughout recruitment processes: https://bit.ly/3urJdOL

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Average salary estimate

$64200 / YEARLY (est.)
min
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$42000K
$86400K

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What You Should Know About Backend engineer | Mid - senior | Go | NordPayments team, Nord Security

Are you ready to take your coding skills to the next level? Join us at Nord Security as a Backend Engineer on our dynamic Payments team! Here, you'll dive into modern technologies and help create cybersecurity products that make a real difference. Imagine designing and building high-performance systems that securely process payments while tackling exciting challenges like fraud prevention and seamless checkout experiences. If you're passionate about writing quality code and love collaborating with driven professionals, this is the perfect opportunity for you! We’re looking for someone with experience in PHP or Go, an understanding of object-oriented programming, and a knack for API design. You’ll get to work with cutting-edge tools like Docker, RabbitMQ, and AWS services. Plus, at Nord Security, you'll be part of a global mission to pave the way for a more secure online future, all while enjoying a vibrant workplace culture. With access to health benefits, professional growth opportunities, and an emphasis on your well-being, don't miss out on the chance to be part of a team that's shaping the future of digital commerce!

Frequently Asked Questions (FAQs) for Backend engineer | Mid - senior | Go | NordPayments team Role at Nord Security
What are the main responsibilities of a Backend Engineer at Nord Security?

As a Backend Engineer at Nord Security, your key responsibilities will include designing, building, and maintaining APIs that support online payment systems. You'll work with payment methods like credit cards, ApplePay, and GooglePay while ensuring compliance with PCI-DSS requirements. You'll also integrate various service providers and continually improve engineering standards and processes.

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What qualifications do I need to become a Backend Engineer at Nord Security?

To qualify for the Backend Engineer position at Nord Security, you should have experience with PHP or Go, a solid understanding of OOP principles, and a good grasp of API design. Familiarity with MySQL is essential, while experience with Docker, RabbitMQ, and KeyDB is highly desirable. These skills will help you thrive in building secure and efficient systems.

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What programming tools will I use as a Backend Engineer at Nord Security?

At Nord Security, you'll be working with a variety of programming tools including PHP, Golang, MySQL, and KeyDB. Additionally, you'll utilize technologies like RabbitMQ, Docker, Kubernetes, and AWS services, which will enhance your skill set and allow you to work on innovative cybersecurity solutions.

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What is the salary range for the Backend Engineer position at Nord Security?

The salary range for the Backend Engineer role at Nord Security is quite competitive, with a gross monthly salary between 3500 and 7200 EUR. Depending on your skills and experience, there is an opportunity for negotiation, ensuring you feel valued for your contributions.

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What benefits does Nord Security offer to its Backend Engineers?

At Nord Security, we offer an impressive array of benefits to our Backend Engineers. This includes access to our various products, private health insurance, mental health support tools, professional growth opportunities, team-building events, additional vacation days, and a flexible working arrangement. We emphasize your well-being and career development.

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Common Interview Questions for Backend engineer | Mid - senior | Go | NordPayments team
Can you explain your experience with APIs and their design?

When preparing for this question, be specific about the APIs you've designed or maintained, the tools you used, and the challenges you faced. Highlight your understanding of RESTful practices and how you've ensured security and efficiency in your APIs, which is crucial for a Backend Engineer at Nord Security.

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What is your understanding of PCI-DSS compliance?

For this question, demonstrate your knowledge of PCI-DSS standards and why they are essential for payment systems. Discuss any experience you have in maintaining compliance and how you ensure that transactions remain secure, as this is crucial for a position in the Payments team at Nord Security.

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How do you handle integration with new service providers?

Share your approach to integrating new payment service providers. Discuss the steps you take, from understanding their documentation to testing and ensuring compatibility with existing systems. Highlight your problem-solving skills and how you've tackled integration challenges in the past.

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What are some of the best practices you follow in backend development?

Discuss best practices such as proper version control, code reviews, and unit testing. Emphasize the importance of writing clean, maintainable code and how you stay updated with the latest coding practices to ensure you deliver high-quality systems, aligning with Nord Security's standards.

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How do you ensure the performance of backend systems?

Talk about performance monitoring techniques, optimizing database queries, and using profiling tools. Mention how you balance performance with maintainability and the measures you take to keep the user experience seamless, which is vital for your role as a Backend Engineer.

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Can you describe your experience with Docker and Kubernetes?

Be prepared to discuss specific projects where you've utilized Docker for containerization and Kubernetes for orchestration. Explain how these tools enhanced your development workflow and contributed to the deployment of applications effectively, which are key technologies at Nord Security.

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What database systems are you familiar with?

Highlight your experience with MySQL and any other databases you've worked with, like PostgreSQL or NoSQL solutions. Discuss how you utilize these systems to store and manage data efficiently, as strong database skills are essential for a Backend Engineer.

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How do you approach troubleshooting in backend applications?

Provide examples of how you've diagnosed and resolved backend issues in previous roles. Discuss your systematic approach to troubleshooting, including logging, monitoring, and collaboration with other team members to quickly identify and fix problems.

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What role does teamwork play in your development process?

Express the value you place on teamwork in developing backend solutions. Share your experiences collaborating with frontend developers, product managers, and other stakeholders, and how this collaboration leads to better product outcomes, reflecting the team spirit at Nord Security.

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How do you stay current with industry trends in backend development?

Discuss your commitment to staying informed about industry developments through webinars, blogs, or courses. Mention any networking activities like attending conferences or meetups that you engage in, emphasizing your passion for continuous learning and how this can benefit your role at Nord Security.

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Full-time, remote
DATE POSTED
April 3, 2025

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