Backend Engineer @ IDV Platform

A little bit about the position

At Microblink, we don’t just build software—we engineer precision and accuracy. Our backend architecture is built on microservices and is cloud based, ensuring scalability, maintainability, and adaptability as we grow. We focus on well-designed, efficient solutions that integrate seamlessly with our AI-driven technologies.

As part of our IDV Platform team, you’ll play a key role in shaping the future of identity verification. You’ll help develop and maintain a state-of-the-art identity solution, leveraging modern cloud technologies to tackle the complex challenges of fraud prevention, security, and digital trust.

A little bit about us

Microblink is an AI company with expertise in computer vision. We create unique products and tools with the desire to make the future digital identity world a secure ‘no-fake-zone,’ one verification at a time. From Zagreb to Sofia to New York, our teams process over 800 million identity documents across 70+ countries each year, impacting hundreds of millions of people worldwide. If you’re passionate about building scalable, high-impact AI-driven solutions, this is your chance to make a real difference.

Here’s what you’ll do

• Architect, develop, and maintain backend services for our identity verification platform, ensuring scalability, reliability, and security in a multitenant environment.
• Build and optimize high-performance, high-availability microservices that support real-time identity verification workflows, processing large-scale identity data efficiently.
• Contribute to the development of APIs, enabling seamless integration with frontend applications, third-party services, and client systems.
• Work on data security, access control, and compliance challenges, ensuring that our platform meets regulatory requirements and industry best practices.
• Be empowered to contribute to the entire product life cycle, make a meaningful impact, and take ownership of your work while growing professionally.
• Collaborate across teams, working closely with DevOps engineers, frontend and mobile developers, QA specialists, and product teams to deliver well-integrated, end-to-end identity solutions.
• Continuously improve system performance, fault tolerance, and observability, ensuring smooth operations in distributed environments.

Here’s what you need to be successful in this role

• Strong foundation in essential software development practices, proficiency in version control, excellent team collaboration and communication skills, and a good command of the English language
• At least 5 years hands-on experience with .NET and C#, including expertise in .NET 9, C# 13 and RESTful API design, implementation and optimization
• Proficiency in designing and working with scalable, high-performance backend architectures
• A good understanding of different database types and services, including advanced querying skills for both relational and non-relational databases
• Cloud expertise, with hands-on experience in modern architectures and cloud platforms like GCP, Azure or AWS
• Experience working with SDKs and APIs, ensuring seamless integration across multiple backend services, frontend applications, and third-party systems
• Strong problem-solving skills, proactive mindset, and a commitment to delivering secure, high-quality solutions that meet both business and compliance requirements
• Demonstrate responsibility, proactivity, and a strong drive for organizational success

A plus is if you have some experience with:

• Experience with messaging and event-driven systems 
• Experience with NoSQL databases, particularly MongoDB
• Familiarity with OAuth/OIDC
• Familiarity with Docker and Kubernetes
• Familiarity with OpenTelemetry
• Familiarity with .NET Orleans framework

Here’s what you’ll gain if you join us

• Microblink owes its success to its people. That is why we offer equity participation to all of our full-time employees so that we can grow together
• Unlimited PTO
• Flexible work arrangement that allows you to work from anywhere and adjust your work schedule in a way that works for you
• If you are a modern technology lover, we feel you. That’s why we offer you an additional individual budget for the tech equipment of your choice
• We take special care of our parent-team members. Financial support during your parental leave, 100% paid sick leave to care for your kids, days off for important events like your kid’s 1st bday and their 1st days at school/kindergarten, the opportunity to work part-time for a full salary in the 1st month after coming from parental leave - those are just some of the benefits we offer to Microblink parents
• There are plenty of opportunities to learn and develop your skills through a challenging working environment
• Together with us, you will build extraordinary and future-oriented products for millions of end-users on all continents with constant growth!

At Microblink, we nurture a culture that recognizes and rewards success and is unafraid to try, fail and learn from mistakes. Find out what it feels like to work at Microblink