Senior Backend Developer

About the Position

Join ABBYY and be part of a team that celebrates your unique work style. With flexible work options, a supportive team, and rewards that reflect your value, you can focus on what matters most – driving your growth, while fueling ours.

Our commitment to respect, transparency, and simplicity means you can trust us to always choose to do the right thing.

As a trusted partner for purpose-built AI and intelligent automation, we solve highly complex problems for our enterprise customers and put their information to work to transform the way they do business. Over 10,000 customers trust ABBYY, including many Fortune 500 ones. You will work on further developing a portfolio already containing client names such as DHL, Johnson & Johnson, FDA, DMV, PwC, KeyBank, Spotify, and H&R BLOCK.

About the Role

As a Senior Backend Developer at ABBYY, you will design, build, and operate scalable backend services that power enterprise AI and intelligent automation solutions used by customers worldwide.

You will own features end-to-end, influence technical direction, and serve as a strong technical role model for mid-level and junior engineers. This role is ideal for engineers who combine deep technical expertise with a passion for mentorship and system-level thinking.

Responsibilities

Backend Feature Delivery

• Design, implement, and deliver backend features across.NET (C#, ASP.NET Core) and Node.js/TypeScript services
• Write production-ready code with appropriate testing, logging, and observability
• Participate in architectural discussions and contribute to system design decisions
• Identify and resolve performance, reliability, and scalability issues

Cloud, Kubernetes & Edge

• Build and operate services deployed on Kubernetes, including understanding pod lifecycle, resource management, and rollout strategies
• Work with AWS and/or Azure managed services (storage, messaging, compute, monitoring)
• Design and implement services using Cloudflare Workers, including Durable Objects, KV, R2, and Queues
• Contribute to CI/CD pipelines for Kubernetes and Cloudflare-based deployments
• Participate in on-call rotations and incident response

Collaboration & Mentorship

• Conduct high-quality code reviews that improve correctness, performance, and maintainability
• Mentor junior and mid-level engineers through pairing, feedback, and technical guidance
• Actively participate in agile ceremonies (planning, standups, retrospectives)
• Apply and promote responsible use of AI-assisted development tools

Requirements

• 5+ years of professional experience in backend software engineering
• Strong proficiency in .NET (C#) or Node.js/TypeScript (experience with both is a plus)
• Production experience with Kubernetes
• Hands-on experience with AWS and/or Azure
• Practical experience with Cloudflare Workers in production environments
• Strong understanding of REST API design, authentication, and versioning
• Experience with relational databases and query optimization
• Experience working with CI/CD pipelines
• Professional fluency in English
• Working proficiency with AI-assisted development tools

Nice to Have

• Experience working across both AWS and Azure
• Familiarity with service mesh, GitOps, or advanced Kubernetes tooling
• Experience with event-driven architectures or messaging systems
• Background working in Agile product teams

Salary Range

The anticipated base salary range for this position is between 17,707,200 HUF and 23,956,800 HUF. Base salary ranges may vary by geographic location and relevant experience, education, certifications, and seniority as compared to others doing substantially similar work. There is no guarantee an offer will be at the top of the posted range based on the salary analysis.

We Offer

• Medical benefits after 90 days
• SZÉP Card allowance for recreational activities
• Volunteering Time Off (VTO)
• Company paid sick time up to 10 days per year

About the Company

ABBYY is a company with more than 35 years of experience in the technology market. We are a global team of 600+ colleagues, spread across 15 countries on four continents. With colleagues representing 30+ nationalities, our workforce reflects the world. Innovation and excellence run through our veins. Our teams gather the expertise which has garnered ABBYY more than 140 technology patents. We are guided by the values of respect, transparency, and simplicity.

"Team Environment" is in the top three highest-scoring drivers of engagement across all of our departments.

We are guided by the values of respect, transparency, and simplicity. "Team Environment" is in the top three highest-scoring drivers of engagement across all of our departments.

ABBYY is an Equal Employment Opportunity employer that values the strength that diversity brings to the workplace. To learn more about our commitment to Diversity and Inclusion, check out the careers section on our website.