Digital Product Support Engineer

Are you passionate about solving technical puzzles and helping clients succeed with robust API-driven systems?

Were looking for a Digital Product Support Engineer/ Specialist who thrives at the intersection of technology, customer experience, and continuous learning.

We are subordinary of eCollect and we are Europes Leading Receivables Management Platform. We provide a single-source solution for intelligent, digitalized, cross-border receivables management. We have created the first all-in-one platform on the market that can process receivables 100% autonomous.

As a Digital Product Support Engineer/ Specialist, youll be the first technical point of contact for our clients, ensuring their API integrations and data workflows run smoothly. Youll play a key role in diagnosing technical challenges, guiding integrations, and partnering across teams to elevate product stability and client satisfaction.

Do you want your weekends free? Then look no further!
You can choose your Monday-Friday shift between 8a.m. 8p.m.

Your key responsibilities will include:

• Acting as the first technical point of contact for clients facing issues with APIs, GUI, webhooks, or data integrity
• Troubleshooting client issues by analyzing alerts and logs
• Identifying and resolving problems related to data integrity
• Monitoring webhook deliveries and investigate failures using internal tools and logging platforms
• Support onboarding of new clients by validating API integrations, payloads, and scenarios.
• Collaborating with QA to reproduce client issues, verify fixes, and improve regression test coverage
• Maintaining in-depth knowledge of our platform architecture, data model and system behavior
• Creating internal and client-facing documentation, including FAQs and integration patterns
• Ensuring compliance with data access, security, and client isolation best practices
• Working closely with engineering and product teams to escalate, track and resolve critical cases

You'll thrive in this role if you have:

• Fluency in English
• A degree in Computer Science, IT, or equivalent technical experience
• Experience in technical support, QA, or integration engineering
• Understanding of REST APIs, HTTP protocols, and webhook mechanisms
• Basic SQL knowledge, especially with PostgreSQL or similar relational databases
• Experience with tools like Postman and log monitoring platforms (e.g. Kibana or Grafana)
• Familiarity with commonly used authentication methods
• Excellent problem-solving, log analysis, and debugging skills
• Clear and professional communication with both internal teams and external clients.
• Experience in SaaS, FinTech, or other integration-heavy environments is a major plus
• Exposure to Agile workflows, Jira, and Confluence

What's in it for you?

• A permanent position in a fast-paced, international environment
• Flexible working hours tailored to your needs
• Option for hybrid work
• Permanent position with great prospects for growth within the company
• Additional health insurance
• Card for the public transportation system
• Refer-a-friend bonus
• Multisport card
• A stylish office in central Sofia just a 5-minute walk from the metro