Software Engineer – Back End

Tillster

. Design, develop, and maintain cloud-based microservices .

Posted 10/30/2026full-timeAtlanta • United StatesJuniorMid-Level💰 $95,000 - $125,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in designing and developing cloud-based microservices using TypeScript and AWS, with a strong focus on implementing testing strategies and adhering to software-development security best practices. Proficient in Agile methodologies and effective communication with stakeholders to deliver high-quality solutions.

Highest-signal resume keywords

Microservices DevelopmentTypeScript ProficiencyAgile MethodologiesUnit Testing StrategiesSoftware-Development Security

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Microservices DesignTypeScriptJavaPythonC#Unit TestingIntegration TestingEnd-to-End TestingDesign PatternsData Stores

Soft Skills

Analytical SkillsProblem-Solving SkillsEffective Communication

Tools & Technologies

AWSAI Developer ToolsOAuthJWTDynamoDBSQS

Certifications & Qualifications

Bachelor’s Degree in Computer Science

Industry Keywords

Service-Oriented ArchitectureAgile EnvironmentScrumKanbanSoftware-Development Security Best Practices

Tech Stack

Tools & technologies

AWSCloudDynamoDBJavaMicroservicesNoSQLPythonTypeScript

About the role

Key responsibilities & impact

Design, develop, and maintain cloud-based microservices
Build scalable, secure, and high-performance microservices using AWS and TypeScript
Use AI developer tools for context gathering, boilerplate generation, test generation, and code refactoring
Build and maintain modular microservices communicating through well-defined APIs
Implement unit, integration, and end-to-end tests, pursuing high test coverage and TDD where applicable
Participate in Agile ceremonies including stand-ups, sprint planning, retrospectives, and backlog refinement
Conduct and participate in code reviews, including validation of AI-generated code for security and correctness
Participate in design sessions to improve platform architecture
Work with stakeholders and product owners to understand requirements and develop solutions
Continuously develop skills through available learning courses

Requirements

What you’ll need

2+ years’ experience in design and development of service-oriented Java, Python, C#, TypeScript, or other modern-language applications
Experience designing and building microservice-based systems with high cohesion and loose coupling
Proficiency in a modern object-oriented programming language; TypeScript preferred
Comfortable integrating AI tools such as Claude Code, Cursor, ChatGPT, or Claude into daily workflow
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 verbal and written communication in English
Experience working in an Agile environment, including Scrum or Kanban
Understanding of software-development security best practices, including OAuth, JWT, and encryption
Bachelor’s degree in Computer Science or similar, or equivalent experience
Must be authorized to work in the country without requiring visa sponsorship
AWS serverless and companion technologies such as DynamoDB and SQS are desirable but not required
Strong analytical and problem-solving skills
Ability to work in a fast-paced, dynamic environment and handle ambiguity and changing requirements

Benefits

Comp & perks

Medical, dental, vision and FSA benefits
Healthcare and Dependent Care reimbursement programs
Employee Assistance Program (EAP)
Optum Care 24-hour confidential medical counseling services
Ten paid holidays per calendar year
15 days of PTO in the first 12 months of continuous service
22 days of PTO in subsequent years
401(k) Plan eligibility effective with employment start date
College tuition and education assistance programs
Udemy Learning courses
Ongoing learning and development opportunities