Software Engineer with Perl & Java for United Domains Development team (hybrid)

About the company:

As part of United Internet Group, with more than 11,000 employees and 28 million fee-based customer contracts, we are Europe’s leading internet specialist and largest hoster. Building the roof for strong brands such as 1&1, IONOS, STRATO, GMX, WEB DE, MAIL COM, 1&1 Versatel and the Drillisch Online brands, United Internet offers a broad portfolio of Internet access products and cloud applications.

Present in Romania since 2003, we are an Engineering Centre that lives and breathes technology.

Our engineering culture is shaped by the use of cloud native technologies, microservices combined with a DevOps attitude and an innovative mindset. We have a customer centric culture where every colleague is a contributor to our products’ design and success working closely with teams in Bucharest and abroad. Our strength lies in our team spirit and a positive and respectful interaction. In Romania, we have passionate teams sustaining the business segments of Access/Telecommunication, Mail & Media and Hosting, working and enjoying the 1&1 culture together.

About the team:

At United-Domains, we power the backbone of domain registration and management services for over 300 000 customers worldwide with access to 1000+ TLDs. Our Backend Team is the engine behind seamless domain ordering, DNS management, and scalable infrastructure. Join us to solve complex challenges in a collaborative, innovative environment where your code makes a direct impact.

The role:

We’re hiring a skilled Software Developer to enhance our domain ordering backend service. You’ll design, optimize, and maintain critical systems handling high-volume transactions, API integrations, and database architecture. Your work will ensure reliability, scalability, and security for our global domain services.

We also offer on-the-job training. If your skills and experience do not entirely match the job description, but you have the technical experience and ability to quickly pick up new skills we are ready to teach you. This extends even to Perl, if you’re highly experienced in another language and open to learning Perl, we welcome you.

Main responsibilities:

• Develop, deploy, and maintain Perl-based backend services for domain ordering;
• Integrate with third-party APIs (JSON/XML) for domain registration and management;
• Building new backend services in Java / GO;
• Design and optimize MySQL schemas, queries, and data workflows;
• Troubleshoot Linux service issues and ensure maximum system availability;
• Collaborate with teams to refine software methodologies and CI/CD practices;
• Document solutions and contribute to architectural decisions.

We appreciate:

• Perl expertise: Backend/systems development, CPAN module usage, and script optimization;
• Java or Go experience;
• At least 3 years of experience in backend development;
• Linux Proficiency: Command-line mastery, service deployment, and troubleshooting;
• Database Design: MySQL schema development and complex query tuning;
• APIs & Integrations: Experience with remote APIs (JSON/XML/REST);
• Version Control: Git;
• Core Skills: Fluent English, exceptional problem-solving, and knowledge of SDLC best practices.

Would be a plus:

• Domain industry knowledge (DNS, nameservers, domain lifecycle);
• Familiarity with Modern Perl practices (Moose, PSGI, Plack);
• Experience with Mini-CPAN or internal CPAN management.

Bonus skills(Value Add):

• Containerization (Docker, Kubernetes);
• JavaScript proficiency;
• CI/CD pipeline design (Jenkins, GitLab CI).

What we offer:

• Access to local/international trainings, development and growth opportunities, including access to e-learning platforms, covering both technical and soft skills areas;
• Modern technologies, product responsibility;
• Flexible work schedule;
• Hybrid work option;
• Medical services package from one of two private providers;
• 25 vacation days per year;
• Substitute days off for public holidays that occur on the weekend;
• Meal tickets;
• Internal referral program;
• Team events, networking events organized to promote a passionate, creative and diverse culture;
• Summerfest and Winterfest parties;
• Of course, coffee, soft drinks and fresh fruits are on us in the office.

Diversity enriches:

Different cultures, nationalities, genders, age groups, sexual orientations, and religions as well as people with disabilities - we encourage diversity. Because only teams that reflect all facets of society offer the best framework conditions for creativity and make a company productive and distinctive. We value diversity and welcome all applications.