Senior Full Stack Software Engineer - Node.js, React, AWS Serverless at Applaudo

About You

As a hands-on senior engineer, you thrive on owning complex systems from end-to-end. Your passion lies in building scalable, production-grade applications within cloud environments. You are eager to contribute to architectural decisions, mentor team members, and collaborate effectively with cross-functional teams in a remote-first setting.

Key Competencies:

• Bachelor's Degree or higher in Computer Science or Software Engineering.
• Over 7 years of experience in software development, with a strong emphasis on Node.js and TypeScript.
• Demonstrated experience in building full-stack applications using React and TypeScript, including familiarity with modern React state management patterns.
• Solid experience in designing and operating REST and/or GraphQL APIs.
• Practical experience with AWS serverless services such as Lambda, API Gateway, DynamoDB, and S3.
• Robust knowledge of event-driven architectures in production environments.
• Extensive experience with DynamoDB in production, covering single-table design, partition/sort key strategies, TTL, and cost-efficient scaling.
• Experience supporting hybrid architectures, including successful coexistence with legacy SQL-based systems.
• Hands-on experience provisioning infrastructure using AWS CDK or other Infrastructure as Code (IaC) tools like CloudFormation or Terraform.
• Experience building and maintaining CI/CD pipelines, preferably using GitHub Actions.
• Strong understanding of logging, monitoring, and observability utilizing CloudWatch or similar tools.
• Strong frontend skills, particularly with state management patterns such as React Query, Redux, or Zustand.
• Advanced English proficiency and the ability to effectively collaborate within distributed teams.

Responsibilities

You will be accountable for the following key responsibilities:

• Design, build, and maintain highly scalable backend services using Node.js and TypeScript.
• Develop and operate high-performance REST and GraphQL APIs.
• Implement and evolve event-driven architectures leveraging AWS services like Lambda, SQS, SNS, and API Gateway.
• Model and optimize data access patterns within DynamoDB to ensure peak performance, scalability, and cost efficiency.
• Support system evolution by enabling hybrid architectures during migrations from legacy platforms to modern serverless solutions.
• Provision and manage infrastructure using AWS CDK, adhering to cloud-native best practices.
• Build and maintain robust CI/CD pipelines, covering linting, testing, building, deployments, and comprehensive environment management.
• Ensure production readiness through meticulous logging, monitoring, alerting, and observability practices.
• Develop and maintain frontend applications using React and TypeScript, applying clean component architecture and performance optimizations.
• Collaborate closely with product, backend, and frontend teams to deliver cohesive full-stack solutions.
• Actively participate in architectural discussions, perform rigorous code reviews, and promote leading engineering best practices across the team.