Senior Fullstack Developer (Fintech)

TL;DR

Senior Fullstack Developer (Node.js/React): Designing and optimizing a proprietary payments platform with an accent on high performance, scalability, and security. Focus on developing complex integrations with payment providers, banks, and third-party systems to ensure seamless data flow.

Location: Lisbon, Portugal. Relocation package provided.

Company

Global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing.

What you will do

• Design and optimize the proprietary payments platform to enhance performance and security.
• Develop and maintain complex integrations with payment providers, banks, and third-party systems.
• Participate in all stages of feature creation, from technical design to final delivery.
• Collaborate in agile cycles with bi-weekly sprints using SCRUM.
• Identify and implement technical and process improvements throughout the software lifecycle.
• Work with design, product, and business teams to align features with user and business needs.

Requirements

• 5+ years of commercial experience in web development.
• 3+ years of hands-on experience with Node.js and React.
• Proficiency in TypeScript, NextJS, NestJS, Apollo, and Material UI.
• Experience with high-load SQL or NoSQL databases (MongoDB, MySQL).
• Knowledge of REST, GraphQL, WebSockets, RabbitMQ, and Redis.
• Advanced level of English (written and spoken).

Culture & Benefits

• Comprehensive relocation package including tickets, 2 weeks hotel stay, and visa support for employees and their families.
• Private medical coverage including dental care, annual check-ups, and maternity support.
• 24 vacation days and 6 paid sick days per year.
• Transport compensation of 200 euros net per month.
• Partial compensation for English/Portuguese language classes and sports activities (tennis, padel, Urban Sport membership).
• Competitive remuneration with annual reviews and teambuilding activities.