Software Engineer | Staff | Python | QoS Team

The Infrastructure department is responsible for influencing and tracking change, providing frontline support, and delivering software-defined solutions.

Our QoS - Quality of Service team is responsible for ensuring that clients experience the best VPN service possible. The team has Data Analysts to measure the main important metrics and Project managers to lead changes to improve the service.

• Project Ownership: In alignment with product needs, take ownership of the architecture and lifecycle of internally developed tools.
• Collaboration & Representation: Represent the internal development team in partnership with infrastructure, operations, and product stakeholders.
• Strategic Thinking & Innovation: Continuously think strategically, propose innovative ideas, and engage in discussions to enhance team-delivered solutions, improving NordVPN user experience quality.
• Professionalism & Team Morale: Lead by example, maintain professionalism within the team, and foster high morale and motivation.
• Leadership: Shape the product together with the business owners by developing innovative solutions and taking the lead to deliver them on time.
• Team Leadership & Mentorship: Onboard, train, and support the development team from a people and technical perspective.

• Exceptional communication skills and a team-first, detail-oriented mindset focused on delivering high-quality, impactful results.
• Excellent written and verbal communication skills in English.
• Proven knowledge of Python development best practices.
• Proven ability to design large-scale distributed systems.
• Ability to design database schemas (MySQL, PostgreSQL).
• Strong experience with Python frameworks (e.g., Django, FastAPI) and proficiency in building structured, secure, and maintainable web applications with REST APIs
• Extensive network knowledge (TCP/IP, HTTP, DNS, VPN, Proxies, Load balancers).
• Familiarity with CI/CD tools like GitLab/Jenkins.
• Knowledge of Linux operating systems, including comfortable navigating Linux environments, troubleshooting, and managing the application lifecycle.
• Understanding of containerization and container orchestration principles/tools.
• Strong operational knowledge, capable of monitoring, troubleshooting, and optimizing production Python web applications.
• Proven technical leadership experience, including mentorship, architecture reviews, technical documentation, and cross-team collaboration

• Experience in leading a developer team or a great desire to grow up to be a leader..
• Hands-on experience integrating.
• Large Language Models (LLMs) within Python-based applications.
• Practical experience implementing and managing CDN and WAF solutions.
• Proven expertise in web scraping techniques and technologies.
• Experience with asynchronous task processing and workflow management tools (Celery, Tornado, Prefect, Airflow).
• Solid experience building scalable APIs and backend applications using Django.
• Proven experience utilizing message queue technologies (Redis, Kafka, RabbitMQ) for distributed applications or event-driven architectures.

• Gross Salary 6600 - 7800 EUR/Month gross

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