Senior Full Stack Software Engineer (Python/TypeScript/AWS) (Remote) at Datafin Recruitment

ENVIRONMENT:

• A highly experienced Senior Full Stack Software Engineer is sought by a cutting-edge FinTech company providing a seamless payment service to join its Commerce team. The team manages the end user experience for a customer to make a payment with the business, including the way in which merchants integrate with the platform and configure their tailored checkout experience.
• The team’s portfolio consists primarily of products and services relating to enabling checkout in different means, such as via an embedded checkout on the merchant’s website, redirecting to a hosted checkout page on our domain, serving once off customised payment link, or a multi-use page that customers can pay through.
• This team maintains existing products and services and builds out new products and features to meet merchants’ needs and new business opportunities. You will require 7+ years Cloud-based Backend Engineering experience with proficiency in Python, TypeScript AWS, MySQL & MongoDB.

DUTIES:

• Successfully build new features and enhance existing Commerce features.
• Design, build, and integrate technical requirements alongside the team across the full Commerce product portfolio.
• Ensure secure, scalable, and compliant payment processing to the Backend.
• Effective troubleshooting and debugging of Commerce issues.
• Independently diagnose and propose solutions for issues and incidents, leveraging logs, monitoring, and code analysis.

REQUIREMENTS:

Technical Expertise –

• 7+ Years of experience in Cloud-based Backend Engineering.
• Strong experience with Python and TypeScript.
• AWS experience (primarily Lambda, API Gateway and Serverless).
• Database experience (MySQL, MongoDB).
• Bonus – Experience with Payments.

Problem-Solving & Ownership –

• Ability to design elegant, scalable solutions for new features.
• Able to iteratively maintain and evolve existing features to meet best practices and modern standards.
• Takes initiative, owns projects end-to-end, and thrives in a fast-paced, high-scale environment.

Collaboration & Communication –

• Works well in a fully remote team, with strong written and verbal communication skills in English.
• Comfortable working cross-functionally with product, operations, and external partners.

Company Tech Stack –

• Languages: Python and TypeScript
• Infrastructure: AWS (primarily Lambda, API Gateway, S3 and Serverless)
• Databases: MongoDB, MySQL, PostgreSQL
• Tools: Jira, Confluence, Git, Postman, Cypress
• CI/CD & Automation: GitLab Pipelines
• Monitoring: Grafana / Sentry / Datadog