Software Engineer – Back End

Tillster • Los Angeles, CA

7d

About The Position

Tillster is seeking a mid-level back-end Software Engineer to design, develop, and maintain cloud-based microservices. The role involves collaborating with cross-functional teams to deliver high-quality software that meets business needs and follows engineering best practices, including design and architectural patterns, thorough testing, and responsible use of modern AI developer tools. The engineer will contribute to an agile, collaborative, high-performing development environment and help improve the platform’s architecture.

Requirements

• At least 2 years of experience designing and developing service-oriented applications in Java, Python, C#, TypeScript, or another modern language.
• Experience designing and building microservice-based systems with high cohesion and loose coupling.
• Experience with a modern object-oriented programming language; TypeScript is preferred.
• Comfort integrating AI tools such as Claude Code, Cursor, ChatGPT, or Claude into daily development while critically validating code.
• Experience implementing unit, integration, and end-to-end testing strategies.
• Experience with relational or NoSQL data stores.
• Expertise applying industry-standard design and architectural patterns.
• Effective English verbal and written communication skills.
• Experience working in an Agile environment, such as Scrum or Kanban.
• Understanding of software security best practices, including OAuth, JWT, and encryption.
• Bachelor’s degree in Computer Science or a similar field, or equivalent experience.
• Strong analytical and problem-solving skills, with a continuous-improvement mindset.
• Ability to work in a fast-paced, dynamic environment and handle ambiguity and changing requirements.

Nice To Haves

• Prior experience with AWS serverless technologies and related services such as DynamoDB and SQS.

Responsibilities

• Build scalable, secure, high-performance microservices using AWS and TypeScript.
• Apply software engineering principles, design patterns, and architectural best practices.
• Use AI developer tools to support context gathering, boilerplate generation, test generation, and code refactoring, while validating generated code.
• Build and maintain microservices that communicate through well-defined APIs.
• Implement unit, integration, and end-to-end tests; work toward high test coverage and use test-driven development where applicable.
• Participate in Agile ceremonies, contribute to sprint goals, and collaborate with the team.
• Conduct and participate in code reviews, ensuring coding standards, best practices, and maintainability, and evaluating AI-generated code for security and correctness.
• Participate in design sessions to help improve the platform architecture.
• Work with stakeholders and product owners to understand requirements and develop solutions.

Benefits

• Medical, dental, vision, and FSA benefits for eligible full-time regular employees and their dependents.
• Healthcare and Dependent Care reimbursement programs.
• Employee Assistance Program and Optum Care 24-hour confidential medical counseling services.
• Ten paid holidays per calendar year.
• 15 days of PTO during the first 12 months of continuous service and 22 days in subsequent years for eligible full-time regular employees; eligible part-time employees receive prorated PTO.
• Eligibility to participate in the 401(k) Plan effective with the employment start date.
• College tuition and education assistance programs.
• Udemy learning courses and ongoing learning and development opportunities.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level