Backend Engineer | Mid-Senior | Transition to Go

Posted 2 Days Ago
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Kaunas, Kauno miesto savivaldybė, Kauno apskritis, LTU
Hybrid
4K-7K Annually
Senior level
Artificial Intelligence • Enterprise Web • Security • Automation
The Role
Design, build, and maintain Go-based microservices for a scalable AI platform. Implement performant, secure backend features, own services end-to-end (development, deployment, monitoring), work with distributed systems, NoSQL, and high-load architectures, and collaborate cross-functionally in a fast-paced startup environment.
Summary Generated by Built In

Join the AI revolution. We’re building an all-in-one AI platform to help teams do their best work and automate every routine task you can think of. We’re looking for problem-solvers to turn powerful AI into an easy, no-code tool for teams everywhere.

 

Main Responsibilities

  • Build and improve features that help our AI orchestrator deliver a personalized experience.

  • Write clean, reliable code with performance, scalability, and security in mind.

  • Work closely with other developers to design, build, and maintain our Go-based microservices.

  • Take end-to-end ownership of our services: from implementing them to deploying, monitoring, and improving them over time.

  • Work in a fast-paced, constantly evolving environment and enjoy adapting, learning, and shipping solutions at high speed.

     

Core Requirements

  • Experience in creating scalable, stable, and secure code with Golang, or with any of the following backend languages: PHP, Python, C#/.NET, Java, Kotlin

  • Experience working with distributed technologies and NoSQL databases, with a strong background in high-load applications and microservices architecture.

  • System design is nothing new to you - you're familiar with Domain-Driven Design principles and know what patterns to use when and why.

  • Passionate about secure, compliant backend architecture and technologies.

  • Comfortable balancing speed and quality in a startup environment.

  • A collaborative mindset where you love to discuss, rethink, and redesign your ideas that create shared success within your team and the company.

 

Tools You Will Use

  • Go

  • MySQL

  • gRPC

  • Kubernetes

  • Kafka

 

Salary Range

  • Gross Salary 3500 - 7200 eu/month.

What We Offer

  • Professional growth. Internal and external events, online training, conferences, books - everything you need to reach your full potential.

  • Health benefits. Private health insurance, online & on-site workouts (LT) / online workouts & sports access card (PL), consultations - to feel and be your best.

  • Team spirit. Team buildings and parties with games, shows, tastings, food coupons, gifts - and it's on us.

  • More free time. Stay with us and additional vacation days will be added to your calendar.

  • Additional paid leave. Additional days are covered by us in cases of illness or special occasions.

  • Flexibility. Flexible working time arrangement.

Skills Required

  • Experience building scalable, stable, and secure backend services using Golang or PHP, Python, C#/.NET, Java, Kotlin
  • Experience with distributed systems, NoSQL databases, and high-load microservices architecture
  • Strong system design skills and familiarity with Domain-Driven Design principles
  • Experience or strong interest in secure, compliant backend architecture
  • Ability to take end-to-end ownership of services including deployment and monitoring
  • Comfortable working quickly while balancing speed and quality in a startup environment
  • Collaborative mindset and willingness to discuss, rethink, and redesign solutions
  • Experience with Go (preferred for the codebase transition)
  • Experience with MySQL, gRPC, Kubernetes, and Kafka
Am I A Good Fit?
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The Company
116 Employees
Year Founded: 2024

What We Do

nexos.ai is an all-in-one AI orchestration platform designed to drive secure, organization-wide AI adoption. It provides a unified interface via an AI Workspace and AI Gateway, allowing enterprises to integrate and manage multiple leading AI models, build no-code AI agents, and automate complex workflows. The platform emphasizes security and compliance through built-in guardrails, full visibility, and flexible access controls across the AI ecosystem.

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