Senior Full-Stack Software Engineer

Job Title: Senior Full-Stack Software Engineer Location: REMOTE BUT YOU MUST LIVE IN PORTUGAL Job Summary: Contribute to the design, development, and support of scalable, integrated business systems across web, cloud, and enterprise platforms.

You’ll work alongside the Principal Architect to build high-performance applications, and integrations using .NET (Framework/Core), SQL (MySql/MSSQL/PgSql) databases, AWS, and third-party systems.

Key Responsibilities Develop and maintain full-stack features using .NET (Framework/Core) and relational database with HTML/JavaScript Integrate third-party systems (Internal, Stripe, NetSuite, Simphony, QuickBooks) with internal platforms.

Write and optimize SQL queries (MySQL, PostgreSQL, MSSQL); familiarity with NoSQL (DynamoDB/Mongo) a plus.

Participate in code reviews, pull requests, and collaborative design discussions.

Deploy services using AWS infrastructure (EC2, RDS, Lambda, S3) and manage IIS for legacy .NET apps.

Contribute to CI/CD workflows using Jenkins and GitHub Actions.

Support production issues related to system performance and integration failures/issues.

Assist with creating reporting pipelines using tools like Snowflake, Redshift and SQL.

Work cross-functionally with product, operations, and accounting teams to understand and implement requirements.

Contribute to technical documentation and maintain system/process clarity.

Build and document RESTful APIs for internal and external consumption (Swagger/OpenAPI).

Preferred Qualifications 8+ years in full-stack engineering roles Strong experience with .NET (Framework and Core), C#, JavaScript, HTML working familiarity with NetSuite API/backend integrations - highly preferred Hands-on experience/understanding of AWS, SQL relational databases, and integrations with 3 rd party APIs Ability to work independently but thrive in a collaborative, fast-paced environment Excellent communication skills and a mindset for continuous learning Worked in Agile Environment The Interview Process 1 .

Recruiter interview with a Talent Acquisition specialist 2.

• interview with our Program Leader Full Stack 3 .

Final interview with our Head of Software Development Pay and Benefits (PORTUGAL) Compensation competitive to market and geographical location.

Meal allowance for each day worked available through meal card.

Home/Office allowance reimbursement per calendar month, pro-rated based on employment start date.

Health insurance : Tillster pays the premium for employee private health insurance.

Employees have the option to add their spouse/dependents at the employee’s cost.

Holidays: Up to 20 federal and local/municipal holidays in accordance with applicable Portuguese Labor laws, dependent on your employment start date.

Vacation: Up to 22 days of vacation every holiday year, pro-rated based on employment start date.

Education, Learning & Development : We offer Udemy Learning courses; and ongoing learning and development opportunities.

Tillster is proudly an Equal Opportunity Employer No Visa Sponsorship Principals only – no Agencies or calls please About Tillster Headquartered in the USA, Tillster is the global leader in digital ordering and customer engagement solutions.

For over a decade we have developed revolutionary self-service, ordering and payments solutions – for mobile, tablet, online, kiosk, call center, and more – creating personalized interactions based on consumer preferences, language, and currency.

Our platform is compatible with 15+ unique POS systems, representing over 90% coverage in multi-unit restaurants.

We offer one platform; one scalable, enterprise class solution – to create world-class digital engagement solutions.

Our mission and passion are one in the same: Empower restaurants and consumers to engage and transact anywhere, anytime, and from any device - one consumer at a time, one order at a time, billions of times over.

In doing so, together we are transforming e-commerce in restaurants and make the till grow for Tillster and our customers.

Thriving at Tillster As a member of Tillster, you will embody our core values: Put Customers First: Prioritize the needs and satisfaction of our customers in all decisions and actions appropriate to Tillster’s stage of development, resources, and stated goals.

Collaborate: Work together effectively, leveraging diverse perspectives to achieve common goals.

Innovate: Embrace creativity and pursue new ideas to drive progress and improvement.

Operate from Data: Use strong critical thinking skills to make informed decisions based on accurate and relevant data.

Drive Results: Focus on achieving tangible outcomes and delivering high performance.

Own It: Take responsibility for your actions and the success of your work.

Be Passionate and Have Fun: Bring enthusiasm to your work and enjoy the journey.

Making a Difference in the Tillster Way Our business and product mission is to empower restaurants and consumers globally; by empowering, supporting, and nurturing the people who are part of the global Tillster team.

We are committed to fostering an inclusive and diverse work environment where every team member is respected, empowered, and encouraged to grow.

To make this a reality, Tillster is dedicated to embracing diversity in all forms and is proudly an equal opportunity employer.

We do not discriminate based on race, color, religion, national origin, gender identity, sexual orientation, age, family/parental status, marital status, veteran status, disability, or any other protected status.