Senior Software Engineer - Full Stack

Summary

Join Amper, a dynamic SaaS technology company, as a Senior Full Stack Engineer to build and enhance our customer-facing and internal products. This role involves working on a variety of projects, from large APIs and microservices to front-end development using React. You will collaborate closely with product owners to define and implement solutions. The ideal candidate possesses at least 7 years of experience in building complex software systems, particularly within a B2B SaaS environment. Amper supports remote work but prefers candidates in the Chicagoland area. The company offers a competitive salary and a comprehensive benefits package.

Requirements

• At least 7 years of professional experience building and maintaining complex software systems, with significant time spent on a B2B SaaS platform product
• Deep technical expertise in developing both large APIs and smaller microservices, with a proven ability to evaluate architectural trade-offs and guide others through implementation
• Advanced proficiency in Python (or another modern object-oriented language) with the ability to produce clean, maintainable, and testable code
• Extensive experience with relational databases, including performance tuning, query optimization, and applying strategies like sharding or schema redesign when appropriate
• Strong working knowledge of distributed systems, including containerization, message queues, and parallel processing, along with the ability to apply these concepts in production environments
• Full-stack development experience, with deeper expertise and enjoyment working on the back end while remaining comfortable contributing to front-end development (React) when needed
• Experience delivering solutions across platforms, including web and mobile, with an emphasis on performance, scalability, and reliability
• A product-oriented approach with a history of collaborating closely with Product Owners to define, design, and deliver customer-focused solutions
• Excellent written and verbal communication skills and a collaborative mindset for working across engineering and non-engineering teams
• A track record of thriving in fast-paced environments, ideally within early-stage, high-growth companies or similarly dynamic settings
• A commitment to continuous learning and knowledge sharing, both mentoring others and seeking out opportunities to grow your own skills

Responsibilities

• Build large APIs as well as microservices
• Write a lot of Python
• Build for the web and for mobile
• Work through the challenges of distributed systems
• Tune a single database query for performance
• Work through new ideas and figure out the best way to implement them
• Define, design, and deliver customer-focused solutions

Preferred Qualifications

• Knowledge of DevOps tooling and practices (CI/CD, Monitoring)
• Experience deploying infrastructure (Infrastructure-as-code, cloudformation, ansible)

Benefits

• Medical, dental, and vision insurance
• 401(k)
• Unlimited paid time off