Senior Backend Engineer - AI-Driven Systems (Remote)

Cresta; United States; Remote; USD 61,000 - 111,000; Full time

Benefits offered by this job

Medical, dental, and vision plans

Parental leave

Health & Wellness allowance

Work from home office stipend

Job summary

Cresta is seeking a Senior Full-Stack Engineer with a backend focus to shape the future of AI-powered customer engagement. You will build scalable backend services, APIs, and distributed systems that power our products and deliver measurable business value from day one.

Collaborating with frontend, ML, data science, product and design teams, you’ll own reliability and performance, write clean code, participate in architecture decisions, and help drive engineering excellence across the

Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or a related technical field.
• 5+ years of experience building and operating backend systems, distributed systems, or cloud-native infrastructure in production environments.
• Strong proficiency in backend programming languages such as Go and Python.
• Experience designing, building, and maintaining RESTful APIs and service-oriented architectures.
• Hands-on experience with Elasticsearch or similar search and indexing technologies for large-scale datasets.
• Solid understanding of distributed systems, microservices architectures, and cloud platforms.
• Experience troubleshooting and optimizing system performance, reliability, and scalability.
• Strong analytical and problem-solving skills, with a focus on delivering pragmatic solutions.
• Excellent communication and collaboration skills, with the ability to work effectively across engineering and cross-functional teams.

Responsibilities

• Design, build, and maintain scalable backend services, APIs, and distributed systems that power our AI-driven products.
• Partner closely with frontend engineers, machine learning engineers, data scientists, product managers, and designers to deliver end-to-end customer experiences.
• Own the reliability, performance, and scalability of production systems, proactively identifying and resolving issues before they impact customers.
• Write clean, maintainable, and well-tested code, following engineering best practices and contributing to a high-quality codebase.
• Participate in architecture discussions, code reviews, testing, and continuous integration efforts to ensure engineering excellence.
• Design and implement secure, resilient, and highly available services that meet the demands of enterprise customers.
• Analyze and evolve system architecture to improve performance, scalability, reliability, and operational efficiency.
• Drive technical decisions and contribute to the team's engineering culture through mentorship, knowledge sharing, and continuous improvement.

Skills

Go

Python

RESTful APIs

Distributed systems

Cloud platforms

Education

Bachelor's degree in Computer Science/Software Engineering or related field

Tools

Elasticsearch

Job description

Cresta is seeking a Senior Full-Stack Engineer with a backend focus to shape the future of AI-powered customer engagement. You will build scalable backend services, APIs, and distributed systems that power our products and deliver measurable business value from day one.

Collaborating with frontend, ML, data science, product and design teams, you’ll own reliability and performance, write clean code, participate in architecture decisions, and help drive engineering excellence across the