Software Engineer

Responsibilities:

• Designing, developing and maintaining backend services supporting partner and client APIs.
• Managing systems related to WhatsApp channel lifecycle management.
• Developing and improving billing-related backend services.
• Building and maintaining integrations between internal and external systems.
• Taking ownership of technical domains and driving architectural decisions.
• Ensuring systems are reliable, observable, maintainable and scalable.
• Monitoring solutions in production and resolving operational issues.
• Collaborating with experienced engineers and technical leadership on platform evolution.
• Translating business requirements into robust backend solutions.
• Participating in the complete software lifecycle from design through production support.

Requirements:

• Python backend, PostgreSQL, async APIs, SaaS platforms, and messaging systems.
• The candidate will join the Messaging Platform team responsible for the core backend systems of the platform.
• Deep expertise in Python, including runtime behaviour, asynchronous programming, memory management, type systems and packaging.
• Extensive backend development experience in production environments.
• Experience designing, developing and maintaining RESTful APIs and asynchronous services.
• Strong PostgreSQL knowledge including schema design, query optimisation and performance tuning.
• Experience with message queues, background workers and distributed system integrations.
• Ability to take full ownership of technical domains and deliver solutions from development through production.
• Strong problem-solving skills and ability to break complex requirements into manageable deliverables.
• Excellent written and verbal communication skills in remote environments.
• Ability to work independently with minimal supervision.
• Strong understanding of business context behind technical solutions.

Nice-to-haves:

• Experience with the WhatsApp Business Platform.
• Experience within B2B SaaS environments.
• Experience with messaging or communication platforms.
• Familiarity with Google Cloud Platform (GCP).
• Experience with Cloud SQL or similar managed database services.
• Experience operating highly available distributed systems.