Join Cresta as a Staff Software Engineer to shape the future of customer engagement with a focus on backend development.
Posted by employer 1 year ago
First seen on Joblaze 1 month ago
Last verified on the company career page 1 day ago
Skills & Technologies
AI in the day-to-day
Cresta's unified AI platform combines conversational AI agents and real-time human agent augmentation.
Not disclosed in this posting: compensation, years of experience, visa sponsorship.
Benefits
Joblaze summary
In this role, the Staff Software Engineer will focus on designing and maintaining backend services and APIs that enhance customer engagement through actionable insights. Key skills include expertise in ClickHouse and Elasticsearch, along with proficiency in backend programming languages like Python and Go. This position is ideal for experienced engineers with a strong background in database design and system architecture, particularly those looking to contribute to a growing tech hub in Romania. Cresta's emphasis on building a collaborative, remote-first environment adds to the appeal of this opportunity.
Joblaze insights
- Listed about a month ago — first seen on Joblaze September 3, 2026. Last confirmed on Cresta's careers page October 31, 2026.
Quick facts
- Is the Staff Software Engineer, Backend (Bucharest) role remote?
- It's hybrid — Cresta expects some on-site time in Bucharest, Romania (Hybrid).
- Where is the role based?
- Cresta is hiring for this position in Bucharest, Romania (Hybrid).
- What's the tech stack?
- Joblaze extracted these technologies from the posting: ClickHouse, Elasticsearch, Go, PostgreSQL, Python.
- What seniority level is this role?
- Cresta targets staff-level candidates for this position.
- Is this full-time or contract?
- Full-time for this Staff Software Engineer, Backend (Bucharest) role at Cresta.
From the original posting
Cresta unlocks the true potential of the customer experience, turning every conversation into a competitive advantage. Cresta’s unified AI platform combines conversational AI agents, real-time human agent augmentation, and comprehensive conversation intelligence to drive revenue and efficiency gains across every channel. The world’s leading companies, including United Airlines, Cox Communications, and Marriott, use Cresta to power world-class customer experiences every day.
Cresta is excited to expand our operations to Romania and build a tech hub in the region. These early joiners will play a key role in establishing our engineering team in Romania, helping to shape the future of the site. We are a remote-first environment, offering opportunities to work with a global team across Europe, the US, and Canada. Over time, we aim to create a co-working space in Romania, moving towards a hybrid environment.
About the role:
Cresta Insights: As a Staff 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.
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, as well as applicable local pay requirements. We are actively hiring for this role in Romania, the US, and Canada. Your recruiter can provide further details.
Our use of AI in recruiting: We may use AI tools in our recruiting process, which require human review and oversight. If you have questions about our use of AI or wish to opt out, please contact recruiting@cresta.ai (if you are opting out, please use the subject ‘Opt-Out’ in your email).
Recording & AI transcription: We do not authorize candidates to record or use AI transcription of any interview by phone, notetaker app, AI glasses, or other device. Candidates may request an exception or accommodation for review during the interview process as needed.
Recruiting impersonation scams: 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.
Standard company text repeated across Cresta's postings is omitted here.