📍Please note this role is only available for candidates who are residing in Bulgaria.
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 Senior Ruby Backend Engineer to take ownership of backend systems powering our mobile-first, consumer-facing applications.
You’ll translate product and business goals into technical roadmaps, drive architectural decisions, and ensure our backend services are secure, scalable, and performant. This is a hands-on role where you’ll balance coding, mentoring, and shaping engineering practices. launches and operational excellence.
Responsibilities
Own and evolve the technical vision for Ruby on Rails applications and backend services.
Build and maintain robust RESTful APIs, ensuring secure authentication, authorisation, and data flows.
Design scalable solutions on AWS, including RDS, Lambda, and Kubernetes workloads.
Identify and resolve bottlenecks, improve API speed, and design effective caching/database strategies.
Establish and continuously improve deployment pipelines, coding standards, and code review practices.
Embed security-by-default across the SDLC, ensuring compliance with frameworks like ISO 27001 and SOC2.
Work closely with frontend teams, product managers, and stakeholders to deliver impactful features.
Create and maintain clear technical documentation and design specifications.
Step in during critical production incidents, lead root cause analysis, and drive prevention strategies.
Skills & Experience
4+ years of professional experience with Ruby on Rails and a good understanding of JavaScript/TypeScript, and MVC architecture.
Strong database management experience with PostgreSQL/MySQL, AWS RDS, and ORM tools like ActiveRecord.
Proficiency with RSpec, Git, mocking, and unit testing principles.
Experience with GraphQL APIs.
Experience working in AWS cloud environments.
Familiarity with CI/CD pipelines in fast-paced or scaling organisations.
Proven experience designing and implementing features using AI-powered workflows, including leveraging AI agents and automation to build scalable, intelligent applications.
Confidence navigating ambiguity, with a detail-oriented approach to clean, high-quality code.
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!
Skills Required
- 4+ years professional experience with Ruby on Rails
- Good understanding of JavaScript/TypeScript and MVC architecture
- Strong database management with PostgreSQL or MySQL, AWS RDS, and ActiveRecord
- Proficiency with RSpec, Git, mocking, and unit testing principles
- Experience with GraphQL APIs
- Experience working in AWS cloud environments (RDS, Lambda, Kubernetes workloads)
- Familiarity with CI/CD pipelines in fast-paced or scaling organisations
- Proven experience designing and implementing AI-powered workflows and AI agents
- Embed security-by-default across the SDLC and ensure compliance with ISO 27001 and SOC2
- Must be residing in Bulgaria
What We Do
Perkbox is a global rewards and benefits platform that helps companies to care for, connect with and celebrate their employees, no matter where they are or what they want. Our platform helps organisations to align their people with their purpose. Trusted by over 4000 businesses across the globe, the Perkbox platform helps keep employees motivated, supported and engaged. Our platform empowers teams with the choice in how they’d most like to be rewarded, recognised and celebrated. From personalised reward and recognition, to meaningful benefits and wellbeing support — we’ve got something for everyone, regardless of where they are or what they like. Our global mobile app provides a seamless experience on the go for everyone and is proven to save businesses time and money, as well as improving team performance. With over 10 years’ expertise, we’re here to help you take your employee value proposition to the next level
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