Senior Backend Engineer / Technical Lead

Nexthink; Vaud; Hybrid; CHF 150.000 - 190.000; Vollzeit

Benefits dieser Stelle

Hybrid work model

Relocation package

Unlimited vacation

Volunteer days

Fitness centre access

Public transport reimbursement

Zusammenfassung

Nexthink, the leader in digital employee experience management software, is seeking an experienced Senior Backend Engineer / Tech Lead to design and build scalable, reliable backend systems for Nexthink Assist, our AI-native product. You will own key backend components end to end and work across teams to deliver production-ready services.

You will develop cloud-native Java services (17+) on AWS, with Docker and Kubernetes, for real-time data processing and AI-driven conversations.

Qualifikationen

• Design and build scalable backend systems for Nexthink Assist.
• Own backend components end to end and drive cross-team decisions.
• Develop cloud-native Java services on AWS with Docker/Kubernetes.
• Work with distributed data systems and real-time interactions.
• Ensure high availability, observability, and resiliency in production.

Aufgaben

• Design, build, and scale distributed backend systems that serve millions of users.
• Drive end-to-end delivery of features: from design to monitoring.
• Architect real-time APIs and backend services for AI-driven assistants.
• Develop cloud-native services in Java (17+) ensuring reliability and performance.
• Work on AWS deployments, Docker, and Kubernetes/ECS infrastructure.
• Collaborate with product managers and infra engineers to deliver production-ready systems.
• Promote best practices in backend and infra engineering.

Kenntnisse

Java 17+

Distributed backend systems

AWS

Docker

Kubernetes

Real-time processing

Observability

English communication

LLM integration

Tools

Redis

Apache Kafka

SQL

Jobbeschreibung

Nexthink is the leader in digital employee experience management software. The company provides IT leaders with unprecedented insight allowing them to see, diagnose and fix issues at scale impacting employees anywhere, with any applicationor network, before employees notice the issue. As the first solutionto allow IT to progress from reactive problem solving to proactive optimization, Nexthink enables its more than 1,500 customers to provide better digital experiences to more than 25+ millionemployees. Dual headquartered in Lausanne, Switzerland and Boston, Massachusetts, Nexthink has 9 offices worldwide.

We are looking for an experienced Senior Backend Engineer / Tech Lead to design and build scalable, reliable, and high-performance backend systems for Nexthink Assist, our AI-native product.You'llintegrate new capabilities into Assist and customize and enhance the workspace experience that sits at thecenterof it.

You will develop core services and infrastructure supporting large-scale data processing, real-time interactions, and integrations across multiple systems. This is a highly collaborative role requiring clear communication, strong technical judgment, and the ability to work effectively across teams.

You will own significant backend components end to end, set technical direction, and navigate cross-team decisions and disagreements with minimal oversight.

Responsibilities

• Design, build, and scale distributed backend systems that serve millions of users.

• Drive end-to-end delivery of features: from design, implementation, deployment, and monitoring.

• Architect real-time, low-latency APIs and backend services for AI-driven conversational systems within Assist.

• Develop cloud-native services in Java, ensuring reliability, performance, and scalability.

• Work on infrastructure components, including AWS-based deployments, containerization (Docker), and orchestration (Kubernetes/ECS).

• Build robust APIs and backend services that power AI-driven products and real-time interactions.

• Ensure resiliency, fault tolerance, and compliance in high-throughput environments.

• Collaborate with product managers, infrastructure engineers, and other teams to deliver production-ready systems.

• Contribute to technical discussions, share knowledge, and help evolve best practices in backend and infra engineering.

• 8+ years of professional backend engineering experience.

• Proficient in modern Java (17+).

• Proven experience designing and scaling backend systems for millions of users or high-throughput real-time services.

• Solid understanding of cloud-native architectures (AWS or similar), containerization (Docker), and orchestration (Kubernetes/ECS).

• Experience with distributed data systems (e.g., Redis, Apache Kafka).

• Exposure to LLM integration (prompting, evaluation, observability).

• Strong background in high availability systems, failover, and resiliency design.

• Curious mindset with an eagerness to learn and adapt.

• Excellent knowledge of observability practices: logging, monitoring, tracing, metrics.

• Strong communicationskills in English, able to explain complex technical topics clearly.

Nice to have

• Java frameworks knowledge (Micronaut, Spring).

• Python experience.

• Performance tuning and scaling experience in high-throughput environments.

• Familiarity withGitOps, CI/CD,IaC.

We are the pioneers and trailblazers of a global IT Market Category (DEX) that is shaping the future of how the world works, giving our customers’ IT Teams total digital visibility across their enterprise. Our innovative solutions integrate real-time analytics, automation, and employee feedback across all endpoints. This enables our IT teams to solve complex technical challenges, create ever more productive workplaces, and deliver happy, satisfied employees in the digital workplace.

With over 1200 employees across 5 continents, Nexthink operates as One Team, connecting, collaborating and innovating to continuously grow. We call our employees ‘Nexthinkers’ and our commitment to diversity, inclusion, and equity is second to none. We currently have over 75 nationalities working with us, from all cultures and backgrounds, speaking many different languages.

If you are looking for a change and likea nice atmosphere, lots of challenges, and having fun while working, this isa great opportunityfor you! Check what we offer:

• Permanent Contract and a competitive compensation package.

• Beautiful office with a view of Lake Geneva, convenientlylocatednext to thePrilly-Malley train station

• Hybrid work model balancing office and remote work, with a structured approach for new hires to foster connections and onboarding.

• Flexible Hours and unlimited vacation (employees have unlimited paid time off on top of the 25 days of holidays we offer) plus 3 company-paid volunteer days.

• Free access to a fitnesscentreinside the building.

• Reimbursement of the half-fare travel card for public transport.

• Reimbursement up to 50% of the cost of French classes.

• Fresh fruit, cookies, and soft drinks as well.

• Regular company and team events like Voluntary Days, Pizza talks, Team Building activities, hosting Meetups at the office and more!

• Bonuses for referring successful hires after three months of continuous employment.

• We offer a relocation package to people who are coming from another country.

Please note that not all the benefits listed above are available for temporary, contract, and internship roles.To ensure you have the most up-to-date information, we recommend checking with your Recruitment Partner.