Senior Engineer

We're seeking a Senior Engineer to join our Customer Experience (CX) Engineering team, where you'll play a critical role in building and maintaining the foundational systems that power our customer billing, contracting, and enterprise account management. This is a high-impact position working on mission-critical systems that directly affect customer experience and business operations. 

Responsibilities

The candidate will have responsibilities across the folowing functions:

Billing Engine:

● Design, develop, and maintain our billing engine infrastructure with a focus on accuracy, performance, and scalability.

● Implement and optimize rate card systems to support complex pricing models and billing scenarios.

● Ensure billing calculations are precise, auditable, and handle edge cases gracefuly.

● Build robust invoicing systems that integrate seamlessly with our ERP; implement invoice generation, delivery, and tracking capabilities.

Contract Management Systems:

● Build programmatic contract management solutions that automate contract lifecycle processes.

● Develop APIs and workflows for automated and UI-based contract creation, modification, and enforcement, supporting both self-service and enterprise contracting.

● Implement business rule engines to handle complex contract terms that feed into the billing engine.

User Access and Management:

● Architect and maintain user authentication, authorization, and access control systems.

● Develop enterprise account and user management interfaces and APIs for both internal teams and customers.

● Strictly adhere to security best practices and compliance requirements.

Technical Requirements:

● 5+ years of software engineering experience with increasing responsibility.

● Strong proficiency in TypeScript and the modern JavaScript ecosystem.

● Extensive experience with Prisma ORM and database modeling.

● Experience with PostgreSQL, including query optimization and database design.

● Experience with Firebase for application deployment and management.

● Understanding of financial systems, bi ling processes, or fintech applications.

● Experience building Backend for Frontend (BFF) architectures and API design patterns.

Preferred Experience:

● Experience building billing engines, payment systems, or financial software.

● Knowledge of contract management systems and business process automation.

● Background in user authentication and authorization systems.

● Experience with high-scale, high-availability systems.

● Familiarity with compliance requirements (SOX, PCI, etc. )

● Strong system design skills with the ability to architect scalable, maintainable solutions.

● Experience with test-driven development and maintaining high code quality standards.

● Proficiency in debugging complex distributed systems.

● Understanding of security best practices for financial and user data.

Collaboration and Leadership:

● Excellent communication skills with the ability to explain technical concepts to non-technical stakeholders.

● Experience mentoring junior engineers and conducting code reviews.

● Colaborative approach to problem-solving and technical decision-making.

● Ability to work cross-functionaly with product, finance, and operations teams.

● Understanding of how technical decisions impact customer experience and business metrics.

Benefits & Perks:

● Work with world leading technologists and mission driven organizations.

● Work with A players (some of the best talents in the world), and expedite your learning curve and career growth.

● An environment of freedom for learning & experimenting your ideas.

● On-Site Travel opportunities.

● Competitive Salary & Performance based bonus.

Location: