Senior Full-Stack Software Engineer

Tillster

7d • Remote

About The Position

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.

Requirements

• 8+ years in full-stack engineering roles
• Strong experience with .NET (Framework and Core), C#, JavaScript, HTML
• Hands-on experience/understanding of AWS, SQL relational databases, and integrations with 3rd 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

Nice To Haves

• working familiarity with NetSuite API/backend integrations - highly preferred

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).

Benefits

• 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.
• Up to 20 federal and local/municipal holidays in accordance with applicable Portuguese Labor laws, dependent on your employment start date.
• Up to 22 days of vacation every holiday year, pro-rated based on employment start date.
• Udemy Learning courses; and ongoing learning and development opportunities.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: No Education Listed