Jobs and Careers

Senior Software Engineer- Back End

Portugalfull_timeVerifiedPosted 4 Sept 2025

About the role

Senior Software Engineer – Back End
Remote (must be based in Portugal)
About Tillster
Tillster, headquartered in the USA, is the global leader in digital ordering and customer engagement solutions for the restaurant industry. For more than a decade, we’ve pioneered self-service, ordering, and payment technologies across mobile, web, kiosk, and call center platforms.
Our mission is simple but powerful: to empower restaurants and consumers to connect and transact anywhere, anytime, and from any device—one order at a time, billions of times over. Today, our platform integrates with 15+ POS systems covering over 90% of the multi-unit restaurant market.
At Tillster, you’ll join a team that is transforming restaurant e-commerce on a global scale—building solutions that fuel growth for our clients and bring personalized convenience to millions of guests worldwide.

About the Role
We are seeking a Senior Software Engineer (Back End) to help design, build, and scale our cloud-based microservices platform. This role is perfect for someone who loves solving complex engineering challenges, thrives in a fast-paced environment, and is eager to make an impact on products used by some of the world’s most recognized restaurant brands.
As part of our back end engineering team, you’ll work with AWS, TypeScript, and modern service-oriented architectures to deliver highly available, secure, and high-performance solutions. You’ll have the opportunity to influence architectural decisions, mentor peers, and ensure our services are built with quality at their core.What You’ll Do

Design, develop, and maintain scalable microservices in AWS using TypeScript (or other modern OOP languages).
Build services that integrate seamlessly through well-defined APIs, ensuring modularity, scalability, and performance.
Champion testing excellence: write and maintain unit, integration, and end-to-end tests, driving high test coverage and adopting TDD where appropriate.
Actively contribute to Agile ceremonies (Scrum or Kanban) and collaborate with product owners, architects, and engineers across teams.
Participate in code reviews, ensuring high-quality, maintainable, and well-documented code.
Engage in technical design discussions to shape the evolution of our platform.
Continuously learn and grow: Tillster offers access to 16K+ online courses to keep your skills sharp and future-ready.

About You

5+ years of experience building service-oriented applications with Java, Python, C#, TypeScript, or similar.
Proven experience designing and implementing microservice architectures.
Hands-on experience with quality testing (unit, integration, end-to-end).
Strong grasp of design patterns and architectural best practices.
Proficient with relational and/or NoSQL data stores.
Excellent communication skills in English (written and spoken).
Experience working in Agile environments (Scrum or Kanban).
Knowledge of security best practices (OAuth, JWT, encryption).
Bachelor’s degree in Computer Science (or equivalent experience).
Bonus points for: AWS serverless experience (DynamoDB, SQS, etc.).
Analytical mindset with a focus on continuous improvement.
Comfortable in a fast-moving, dynamic environment where requirements evolve.