Senior Backend Engineer (Golang)

Golang Engineer

At Perkbox, we're on a mission to improve lives by transforming how companies support their people. Through our all-in-one platform, we deliver meaningful benefits, recognition, and wellbeing solutions that make a real difference to employees every day. But it starts with our own people. We're building a culture that reflects what we offer—one that prioritises wellbeing, celebrates impact, and empowers growth. If you're excited by purpose-driven work, fast-paced growth, and creating better employee experiences at scale, you'll fit right in.

Due to our expansion in Bulgaria, we are looking for an experienced Golang Engineer. You'll play a pivotal role in shaping the future of our backend architecture. Working within a cross-functional squad, you'll design and deliver robust, scalable microservices that power seamless experiences for millions of users.

What You'll Be Responsible For:
  • Build and maintain high-performance microservices in Go.
  • Contribute to the full lifecycle of services including development, testing, and deployment.
  • Implement and document gRPC and RESTful APIs to support product features.
  • Write efficient queries and design schemas for DynamoDB, Elasticsearch, and MySQL.
  • Work within event-driven architecture patterns and help maintain distributed systems.
  • Write clean, testable code with consistent unit and integration test coverage.
  • Partner with DevOps to monitor service health and assist with production deployments.
  • Help troubleshoot production issues to maintain high availability and performance.
  • Actively participate in agile ceremonies such as sprint planning and daily standups.
  • Contribute to technical discussions regarding API design and database improvements
Skills And Experience Required:
  • 4+ years developing production-ready services in Go, with strong backend development in microservices architecture.
  • Hands-on database experience with DynamoDB, Elasticsearch, and MySQL, including schema design and query optimisation.
  • Familiarity with gRPC and RESTful APIs for scalable service integration.
  • Knowledge of distributed architecture patterns, Go Routines, and Channel usage.
  • Exposure to AWS and cloud-native services for backend scalability.
  • Proficiency with Git and collaborative development practices.
  • Proven experience designing and implementing features using AI-powered workflows, including leveraging AI agents and automation to build scalable, intelligent applications.
  • Strong written and verbal communication skills, with exposure to AI-led development.
Work Mode & Salary
  • Remote working. This role is only open to candidates who are residing in Bulgaria.
  • Gross annual salary: €60,000 to €65,000 based on experience.
Interview Process
  • Online interview with the Senior Talent Advisor.
  • A 75 min panel interview with two Engineering Leads. This will be a behavioural- and technical interview.
  • Final interview with the Director of Engineering, and the CPTO.
Diversity & Inclusion:

At Perkbox, we're committed to building an inclusive workplace for all. We welcome applications from candidates of all backgrounds and are happy to provide reasonable adjustments where needed. Your comfort and success matter to us!

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Common Interview Questions And Answers

1. HOW DO YOU PLAN YOUR DAY?

This is what this question poses: When do you focus and start working seriously? What are the hours you work optimally? Are you a night owl? A morning bird? Remote teams can be made up of people working on different shifts and around the world, so you won't necessarily be stuck in the 9-5 schedule if it's not for you...

2. HOW DO YOU USE THE DIFFERENT COMMUNICATION TOOLS IN DIFFERENT SITUATIONS?

When you're working on a remote team, there's no way to chat in the hallway between meetings or catch up on the latest project during an office carpool. Therefore, virtual communication will be absolutely essential to get your work done...

3. WHAT IS "WORKING REMOTE" REALLY FOR YOU?

Many people want to work remotely because of the flexibility it allows. You can work anywhere and at any time of the day...

4. WHAT DO YOU NEED IN YOUR PHYSICAL WORKSPACE TO SUCCEED IN YOUR WORK?

With this question, companies are looking to see what equipment they may need to provide you with and to verify how aware you are of what remote working could mean for you physically and logistically...

5. HOW DO YOU PROCESS INFORMATION?

Several years ago, I was working in a team to plan a big event. My supervisor made us all work as a team before the big day. One of our activities has been to find out how each of us processes information...

6. HOW DO YOU MANAGE THE CALENDAR AND THE PROGRAM? WHICH APPLICATIONS / SYSTEM DO YOU USE?

Or you may receive even more specific questions, such as: What's on your calendar? Do you plan blocks of time to do certain types of work? Do you have an open calendar that everyone can see?...

7. HOW DO YOU ORGANIZE FILES, LINKS, AND TABS ON YOUR COMPUTER?

Just like your schedule, how you track files and other information is very important. After all, everything is digital!...

8. HOW TO PRIORITIZE WORK?

The day I watched Marie Forleo's film separating the important from the urgent, my life changed. Not all remote jobs start fast, but most of them are...

9. HOW DO YOU PREPARE FOR A MEETING AND PREPARE A MEETING? WHAT DO YOU SEE HAPPENING DURING THE MEETING?

Just as communication is essential when working remotely, so is organization. Because you won't have those opportunities in the elevator or a casual conversation in the lunchroom, you should take advantage of the little time you have in a video or phone conference...

10. HOW DO YOU USE TECHNOLOGY ON A DAILY BASIS, IN YOUR WORK AND FOR YOUR PLEASURE?

This is a great question because it shows your comfort level with technology, which is very important for a remote worker because you will be working with technology over time...

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