Principal Go Engineer (Remote)

Czym będziesz się zajmować?

Requirements:

• 10+ yrs dev, 5+ yrs Go.
• Role: Tech Lead, Staff, or Principal Engineer.
• Core: Ownership of high-availability, high-volume distributed systems.
• Go: Advanced (concurrency, memory, profiling, optimization).
• Architecture: Microservices, REST, distributed patterns (partitioning, idempotency).
• Data/Messaging: Kafka (or similar), Advanced PostgreSQL.
• Infra: Docker amp; Kubernetes (production).
• Skills: Observability, troubleshooting, architectural decision-making.
• Language: Fluent English.

Additional Advantages:

• Scale: Millions of events/sec, TB-scale, real-time data.
• Advanced Go: Deep CPU/memory optimization.
• Tech Stack: Druid, gRPC, Protobuf, Terraform, Helm, Ansible.
• Cloud amp; Monitoring: AWS/GCP/Azure, Prometheus, OpenTelemetry.
• Security amp; Testing: OAuth 2.0, TLS, Load/Stress testing.
• Domain: Telecom, network analytics, open-source contributions.
• Leadership: Strong hands-on skills mixed with mature architectural trade-off experience.

Kogo poszukujemy?

About the role Principal Go Engineer for a distributed data and analytics platform. You will code and take ownership of the architecture, performance, and key components. Requires hands-on experience with large production systems processing network data on Kubernetes, public cloud, and on-premises.

• Designing scalable Go backend services and high-performance data pipelines.
• Building Kafka-based event-driven architecture and defining data flows.
• Making architectural decisions regarding scalability, consistency, and disaster recovery.
• Optimizing Go at the CPU, memory, and concurrency levels.
• Raising standards in code quality, security, and observability.
• Leading cross-team technical initiatives and mentoring engineers.
• Collaborating with DevOps/Product teams and resolving production incidents.

We offer:

• A distributed system you designed or significantly redesigned.
• A scalability or performance problem you solved independently.
• Systems handling massive volumes of events or data.
• A complex technical initiative you led.
• Two stages: tech interview with the client, followed by an end-client interview.
• End-client meetings occur within ~72h, usually after 4:00 PM.
• Employment requires a successful HireRight background and address check.
• 100% remote working in European hours, available ASAP.

Czego wymagamy?

10 lat doświadczenia na podobnym stanowisku
Znajomości:

• Grafana
• Prometheus
• Kubernetes
• PostgreSQL
• REST
• Kafka
• Concurrency
• Distributed systems
• Golang
• Microservices
• Performance optimization
• System Architecture

Mile widziane:

• gRPC
• OAuth

Języki:

• Polski
• Angielski

Jakie warunki i benefity otrzymasz?

• 28k–33.6k PLN netto/m (B2B)
• B2B - Elastyczne godziny pracy (100%)
• Praca zdalna: Możliwa w całości

Kim jesteśmy?
Our client is an international technology company driving digital transformation for industry and business. As an IT integrator, the company delivers end-to-end services — from PLM implementations and data migrations to cloud platforms, IIoT, digital product engineering, advanced Data AI analytics, and supply chain optimization. Working with global technology partners, it executes projects across sectors such as automotive, manufacturing and agricultural machinery, providing both off-the-shelf and bespoke systems plus organizational change support. Teams build Digital Thread, Digital Twin and sustainability-focused solutions, blending engineering practices with cloud and AI technologies. The company seeks candidates eager to grow in PLM, cloud, IIoT, Data AI, systems implementation and automation — from junior to senior levels — in a fast‑paced, project-driven international environment.