Senior Software Developer – Backend API Services

What You’ll Be Doing

• Design, build, and maintain backend services for our cloud hosted PBX platform.
• Contribute to architecture decisions considering functionality, scalability, reliability, maintainability, and observability.
• Use data-led analysis to drive improvements in system performance (profiling, optimization, capacity thinking).
• Debug and resolve complex issues in production and pre-production environments.
• Collaborate with QA to define functional and performance test strategies and scenarios.
• Write clean, maintainable, unit tested code and raise engineering standards through reviews and mentoring.

What You Will Bring to the Role

• 5+ years of professional software development experience (backend-focused).
• Recent development experience programming in Python
• Linux based development and deployments, Nginx, Tomcat.
• Solid understanding of HTTP/HTTPS and building / consuming APIs.
• Strong working knowledge of SQL and relational databases (schema design, query performance basics).
• Proven ability to read, understand, and safely modify existing codebases (including legacy systems).
• Experience designing or evolving high-load / networked systems (throughput, latency, availability).
• Experience with CI/CD practices including extensive use of Test Automation.
• Comfortable debugging concurrency issues (threads, synchronization) or async execution patterns.
• Excellent communication skills and stakeholder management abilities

• Practical knowledge of additional languages: Perl, JavaScript, TypeScript, Go.
• Hands-on experience with asyncio, aiohttp, dramatiq.
• Practical experience using logging and observability tools: Elasticsearch, Grafana or similar.

Diversity, Inclusion, and Equal Opportunity