Senior Software Engineer

Join LeapXpert: Innovating the Future of Business Communication 

At LeapXpert, we're revolutionizing business communication by seamlessly integrating the familiarity of consumer messaging apps with enterprise-grade security and compliance.
 

As pioneers in responsible business communications, we empower employees and clients to connect through their preferred messaging platforms while upholding the highest standards of governance and security. 
 

Our mission is to transform workplace communication globally.
 

We've been recognized as a Visionary in Gartner's Magic Quadrant for Digital Communications Governance and Archiving Solutions, raised a $20 million Series B funding round—bringing our total funding to $60 million, and earned the trust of top-tier institutions worldwide, who rely on our platform daily to streamline client communications

This is just the beginning—we're growing rapidly and we're seeking passionate, talented individuals to join our team. 
 

This is your opportunity to work on impactful projects using cutting-edge technologies alongside driven innovators from around the world.
 

Apply now to be part of something revolutionary!
 

Why join us 

• Innovative Culture: Work at the cutting edge of business communication technology, with a product that’s changing the way Fortune 500 companies communicate. 

• Impactful Work: Your contributions will directly impact how millions of professionals connect and collaborate worldwide. 

• Global Team: Be part of a diverse, mission-driven team that values collaboration, innovation, and growth. 

• Growth Opportunities: With our rapid expansion, there are plenty of opportunities for professional growth and development. 

• Award-Winning Product: Join a company with a track record of success and recognition, including accolades like being named a Gartner Cool Vendor. 
  

About the Role 

• Title: Senior Software Engineer
  
• Function: R&D
  
• Reporting: Engineering Director
  
• Location: Sofia, Bulgaria / Hybrid
  

What You’ll Do 

• Design and build distributed, event-driven backend services  

• Lead end-to-end development: from planning and coding to deployment and observability. 

• Collaborate cross-functionally with product, design, and infrastructure teams. 

• Participate in architecture reviews, technical decision-making, and system documentation. 

• Help shape engineering culture by mentoring teammates and championing clean, maintainable code. 

• Ensure high reliability and availability through robust testing, logging, and incident response practices. 

Required Skills and Qualifications 

• 6+ years of professional backend development experience. 

• Deep understanding of distributed systems architecture and design principles. 

• Strong knowledge of event-driven systems, including experience with Kafka, RabbitMQ, or similar platforms. 

• Proficiency in Go, Java, or another modern backend language. 

• Experience with scalable APIs, system integration, and real-time data pipelines. 

• Understanding of system performance, observability, and monitoring (e.g., Prometheus, Grafana, OpenTelemetry). 

• Strong problem-solving skills, with the ability to break down and simplify complex systems. 

• Hands-on experience working in an AI-native development environment , including integrating LLMs or AI services into product features, using AI-assisted development tooling, or building on top of AI APIs (e.g. OpenAI, Anthropic, etc.) 

• Familiarity with DevOps practices and CI/CD tooling. 

• Fluency in English. 

Preferred Skills and Qualifications 

• Team or squad lead experience. 

• Experience in SAAS  

Our Values
 

• Curiosity: We’re curious and future-focused.
   

• One Team: We’re one team, in many colors.
   

• Customer–Driven: We’re obsessed with the customer.
   

• Integrity: We don’t compromise on the integrity.
   

• Excellence: We exemplify excellence
   

LeapXpert values diversity and inclusion as critical components of our culture and success. We believe a diverse team with various backgrounds, experiences, and perspectives fosters creativity, innovation, and mutual respect. We are committed to creating a welcoming and supportive environment where everyone can thrive regardless of ethnicity, gender identity, sexual orientation, age, religion, or ability. We actively seek to recruit and retain talent from diverse communities and encourage all qualified candidates to apply.   Please submit your resume for consideration.