Senior Software Engineer, Backend (Berlin)

Cresta; Berlin; Hybrid; EUR 90.000 - 130.000; Vollzeit

Benefits dieser Stelle

Paid parental leave

Monthly Health & Wellness allowance

Work-from-home office stipend

Lunch reimbursement

28 days PTO in Germany

Zusammenfassung

A leading AI company in Berlin is seeking a Senior Full-Stack Engineer with a backend focus to help revolutionize customer engagement. This role involves designing and maintaining backend services and collaborating with cross-functional teams. Ideal candidates should have strong skills in backend programming languages such as Python and Go, and experience with ClickHouse and Elasticsearch. The position offers competitive compensation and various benefits, including 28 days PTO and a monthly wellness allowance.

Qualifikationen

• Proven experience as a Backend Engineer with a focus on database design.
• Strong expertise in ClickHouse for large-scale analytical queries.
• Hands-on experience with Elasticsearch for indexing.
• Proficiency in Python and Go for backend services.
• Experience with RESTful API design and development.
• Understanding of distributed systems and microservices architecture.
• Ability to tune performance and model data efficiently.
• Strong communication and teamwork.

Aufgaben

• Design, implement, and maintain backend services and APIs.
• Build and optimize data storage solutions.
• Collaborate with cross-functional teams.
• Monitor and troubleshoot performance issues in distributed systems and databases.
• Write clean, maintainable, and efficient code following backend best practices.
• Participate in code reviews, testing, and CI efforts.
• Ensure security, scalability, and reliability of backend services.
• Analyze and improve system architecture focusing on performance and scale.

Kenntnisse

Backend programming languages (Python, Go)

Database design and system architecture

ClickHouse expertise

Elasticsearch for large datasets

RESTful API design and development

Distributed systems understanding

Problem-solving skills

Teamwork abilities

Distributed systems

Cloud infrastructure

Performance tuning

Team collaboration

Communication

Tools

PostgreSQL

ClickHouse

Elasticsearch

Python

Go

REST API

AWS

Jobbeschreibung

Cresta is on a mission to turn every customer conversation into a competitive advantage by unlocking the true potential of the contact center. Our platform combines the best of AI and human intelligence to help contact centers discover customer insights and behavioral best practices, automate conversations and inefficient processes, and empower every team member to work smarter and faster. Born from the prestigious Stanford AI lab, Cresta's co‑founder and chairman is the German Sebastian Thrun, the genius behind Google X, Waymo, Udacity, and more. Our leadership also includes CEO, Ping Wu, the co‑founder of Google Contact Center AI and Vertex AI platform, and co‑founder, Tim Shi, an early member of Open AI.

We’ve assembled a world‑class team of AI and ML experts, go‑to‑market leaders, and top‑tier investors including Andreessen Horowitz, Greylock Partners, Sequoia, and former AT&T CEO John Donovan. Our valued customers include brands like Intuit, Cox Communications, Hilton, and Carmax and we’ve been recognized by Forbes and Bain Consulting as one of the top private AI companies in the world.

Join us on this thrilling journey to revolutionize the contact center workforce with AI. The future of work is here, and it's at Cresta.

About The Role

As a Senior full‑stack engineer, with a backend focus, you will be at the forefront of shaping the future of customer engagement! As we work towards our vision, you'll be instrumental in delivering timely, actionable insights that drive business growth from day one. We're building a state‑of‑the‑art Customer Data Platform, visualizing relevant insights for businesses post‑onboarding and guiding customer engagement across all touch‑points. Be part of the team that's redefining the way businesses connect with their customers!

Responsibilities

• Design, implement, and maintain backend services and APIs to support applications.
• Build and optimize data storage solutions using Postgres, ClickHouse and Elasticsearch to ensure high performance and scalability.
• Collaborate with cross‑functional teams, including frontend engineers, data scientists, and machine learning engineers, to deliver end‑to‑end solutions.
• Monitor and troubleshoot performance issues in distributed systems and databases.
• Write clean, maintainable, and efficient code following best practices for backend development.
• Participate in code reviews, testing, and continuous integration efforts.
• Ensure security, scalability, and reliability of backend services.
• Analyze and improve system architecture, focusing on performance bottlenecks, scaling, and security.

Qualifications We Value

• Proven experience as a Backend Engineer with a focus on database design and system architecture.
• Strong expertise in ClickHouse or similar columnar databases for managing large‑scale, real‑time analytical queries.
• Hands‑on experience with Elasticsearch for indexing and searching large datasets.
• Proficient in backend programming languages such as Python, Go.
• Experience with RESTful API design and development.
• Solid understanding of distributed systems, microservices architecture, and cloud infrastructure.
• Experience with performance tuning, data modeling, and query optimization.
• Strong problem‑solving skills and attention to detail.
• Excellent communication and teamwork abilities.

Perks & Benefits

• Paid parental leave to support you and your family.
• Monthly Health & Wellness allowance.
• Work‑from‑home office stipend to help you succeed in a remote environment.
• Lunch reimbursement for in‑office employees.
• PTO: 28 days in Germany.

Compensation for this position includes a base salary, equity, and a variety of benefits. Actual base salaries will be based on candidate‑specific factors, including experience, skillset, and location, and local minimum pay requirements as applicable. Your recruiter can provide further details.

We have noticed a rise in recruiting impersonations across the industry, where scammers attempt to access candidates' personal and financial information through fake interviews and offers. All Cresta recruiting email communications will always come from the @cresta.ai domain. Any outreach claiming to be from Cresta via other sources should be ignored. If you are uncertain whether you have been contacted by an official Cresta employee, reach out to [e-mail].