1757 BACKEND SOFTWARE DEVELOPER

Job Description This is a remote position. Job Description We are seeking a Senior Backend Developer with experience in scalable architectures, API development, and cloud-based services to join a team building a technology platform for an adventure travel and outdoor community. The platform is already in production with real users and supports both web and iOS applications through a multi-tenant architecture, third-party integrations, data enrichment processes, partner data exports, and Machine Learning pipelines. This role requires a highly autonomous, results-driven professional who can own the full software development lifecycle: analyzing requirements, designing solutions, developing features, deploying to production, validating results, and ensuring platform stability. Responsibilities Design, develop, and maintain backend APIs and services within a multi-tenant architecture, ensuring strict tenant data isolation and security. Develop new features using TypeScript and serverless architectures. Design and optimize PostgreSQL databases, including data modeling, migrations, and Row-Level Security (RLS) policies. Build and maintain integrations with third-party services and APIs, including authentication, webhooks, idempotent processes, and data reconciliation. Collaborate directly with external vendors to troubleshoot issues and implement new integrations. Design and maintain secure APIs and processes for data exchange with business partners. Ensure the secure handling of sensitive information and Personally Identifiable Information (PII). Optimize and maintain Continuous Integration and Continuous Deployment (CI/CD) pipelines. Implement monitoring, alerting, and ensure consistency and stability across development, staging, and production environments. Support the integration of Machine Learning models with backend services and mobile applications. Participate in model versioning and training environment management processes. Lead infrastructure and service migrations (including email, DNS, and related services) while ensuring business continuity. Apply software quality best practices, automated testing, and release validation before every production deployment. Actively contribute to technical decisions related to architecture, scalability, performance, and security. Requirements Requirements Strong experience in backend development using TypeScript. Extensive experience with PostgreSQL, including: Schema design Query optimization Database migrations Row-Level Security (RLS) Hands-on experience building and maintaining serverless architectures. Experience integrating third-party APIs and services. Strong knowledge of AWS services, including: AWS Lambda API Gateway Amazon S3 Amazon RDS Amazon SQS AWS IAM Experience implementing and maintaining CI/CD pipelines. Solid understanding of application security best practices and the protection of sensitive data. Ability to work independently with a high level of ownership and accountability. Experience deploying applications safely and reliably to production environments. Intermediate to advanced English proficiency, with the ability to collaborate effectively with international teams.