Senior Backend Engineer, Billing & Revenue Systems

Bask Health

. Design, develop, and maintain backend services supporting billing, payments, subscriptions, and revenue-related workflows.

Posted 11/11/2026full-timeRemote • United StatesSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in backend development, particularly with TypeScript, Node.js, and AWS services, while ensuring data integrity and implementing robust billing workflows. Capable of translating complex business requirements into scalable technical solutions and maintaining high software quality through automated testing and effective collaboration.

Highest-signal resume keywords

Backend DevelopmentTypeScript ProficiencyAWS Services ExperienceAPI Design and IntegrationSQL Database Management

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

TypeScriptNode.jsJavaScriptSQLAPI DevelopmentEvent-Driven ArchitectureDatabase Schema DesignAutomated TestingIdempotency ImplementationError Handling

Soft Skills

Analytical ThinkingAttention to DetailProblem-SolvingCommunication SkillsCollaboration

Tools & Technologies

AWS LambdaSQSEventBridgePrismaDrizzleGitCI/CDCursorClaude CodeAI-Assisted Development Tools

Industry Keywords

Billing ServicesPayment ProcessingSubscription ManagementTransactional Data IntegrityFinancial Records

Tech Stack

Tools & technologies

AWSJavaScriptNode.jsSQLTypeScript

About the role

Key responsibilities & impact

Design, develop, and maintain backend services supporting billing, payments, subscriptions, and revenue-related workflows.
Build and improve integrations with payment processors and external billing services.
Develop APIs and application logic for subscription creation, renewals, cancellations, plan changes, and payment status updates.
Implement pricing, discount, trial, and billing configuration logic across merchant and patient workflows.
Design reliable processing for payment events, webhooks, and asynchronous billing updates.
Build services using TypeScript, Node.js, AWS, SST, and SQL databases.
Use AWS Lambda, SQS, EventBridge, and related services for event-driven billing workflows.
Design database schemas and data models for transactions, subscriptions, invoices, billing events, and financial records.
Develop safeguards against duplicate charges, inconsistent billing states, and lost payment events.
Implement retry logic, idempotency, validation, and error handling for payment operations.
Build reconciliation processes for discrepancies between internal billing records and external payment providers.
Improve reliability, performance, and maintainability of billing services.
Collaborate with finance and operations teams on billing issues, reporting needs, and operational requirements.
Translate business requirements into technical designs with product managers and engineers.
Develop internal tools and workflows for investigating and resolving billing issues.
Build access controls, audit trails, and safeguards for sensitive billing information.
Create automated tests for billing calculations, subscription transitions, payment failures, and edge cases.
Investigate production incidents, identify root causes, and implement durable fixes.
Improve monitoring, logging, alerting, and visibility into billing system performance.
Review code, provide technical guidance, and contribute to engineering standards.
Own complex billing initiatives from design and implementation through deployment and production support.
Use Cursor, Claude Code, and other AI-assisted development tools while validating correctness, security, and maintainability.
Establish reusable billing architecture for additional products, merchants, and business models.

Requirements

What you’ll need

5+ years of professional software engineering experience, including substantial hands-on backend development.
Strong proficiency in TypeScript, JavaScript, and Node.js.
Experience designing, building, and maintaining production backend services and APIs.
Professional experience integrating third-party APIs, processing webhooks, or building event-driven backend systems.
Experience working with AWS services and serverless architectures.
Familiarity with AWS Lambda, SQS, EventBridge, or comparable asynchronous processing infrastructure.
Strong experience with SQL databases, relational data modeling, and database schema design.
Experience with modern ORM or database access tools such as Prisma or Drizzle.
Strong understanding of transactional data integrity, consistency, and reliable backend processing.
Experience implementing idempotency, retries, error handling, and recovery mechanisms for critical workflows.
Ability to design backend systems that support complex business rules and state transitions.
Strong understanding of API security, authentication, authorization, and secure handling of sensitive information.
Experience writing automated tests, debugging production systems, and maintaining high software quality.
Ability to independently own complex engineering projects from architecture through deployment.
Experience making architectural decisions and evaluating technical tradeoffs.
Familiarity with Git, code reviews, CI/CD, and modern software development practices.
Ability to use AI-assisted development tools effectively while independently validating generated code.
Strong analytical thinking, attention to detail, and problem-solving skills.
Excellent written and verbal communication skills.
Ability to collaborate with product managers, engineers, finance, and operations teams.
Comfortable working in a fast-moving environment with significant ownership and responsibility.