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Offer summary
(Summary generated by AI based on the full job description)
Project focuses on building high-performance real-time systems operating at scale. Technology stack includes Node.js / TypeScript and AWS, optionally Kafka and streaming platforms. Responsibilities cover designing and developing backend for low latency and high throughput, maintaining distributed systems, owning components from design to production, and contributing to CI/CD and DevOps. Salary up to 33 000 PLN/month. Offered private healthcare, training co-funding and Multisport card.
Senior Backend Engineer – Real-time Systems
Company: BRAVER IT SPÓŁKA AKCYJNA
from: 21 September 2026
to: 21 October 2026
salary not specifiedB2B contract (full-time)
Salary details
up to 33 000 PLN/month
Offer parameters
level:senior
working mode:remote
location:Kraków, Lesser Poland
Kraków, Lesser Poland
Requirements
Expected technologies
Node.js
TypeScript
AWS
CI/CD
DevOps
Optional technologies
Kafka
streaming platforms
event-driven architectures
Rust
Our requirements
- Strong backend development experience with Node.js / TypeScript
- Experience building and maintaining real-time systems
- Hands-on experience with distributed systems
- Understanding of low-latency and high-throughput architectures
- Experience working with AWS
- Experience building and operating production systems at scale
- Good understanding of CI/CD and DevOps practices
- Proven track record of delivering solutions from development through production
Optional
- Experience with Kafka, streaming platforms or event-driven architectures
- Experience with performance optimization
- Knowledge of Rust
- Experience working with highly scalable infrastructure and backend systems
Your responsibilities
- Designing and developing backend services using Node.js / TypeScript
- Building and maintaining real-time, distributed systems
- Developing scalable solutions focused on low latency and high throughput
- Taking ownership of backend components from design to production
- Working with AWS cloud infrastructure and production environments
- Collaborating with engineers on architecture, performance and reliability improvements
- Contributing to CI/CD processes and DevOps practices
- Ensuring reliable delivery of production-ready solutions
- Participating in technical discussions and improving engineering standards
About the project
We are looking for an experienced Senior Backend Engineer to join a team building high-performance real-time systems operating at scale.
You will be responsible for designing and developing backend solutions focused on low latency, high throughput and distributed architectures. You will work on production systems, contribute to technical decisions and help improve engineering practices around scalability, reliability and performance.
What we offer
- Private healthcare
- Multisport card
- International environment and collaboration with an experienced engineering team
- Opportunity to influence technical solutions, architecture and engineering practices
- B2B contract
- Long-term cooperation and opportunities for professional growth
Benefits
- sharing the costs of sports activities
- private medical care
- sharing the costs of professional training & courses
- remote work opportunities
- flexible working time
BRAVER IT SPÓŁKA AKCYJNA
As Venture Building, we create profitable technology companies from scratch. We collaborate with partners who share similar aspirations and are open to leveraging the potential of their networks, cultivated over years. We regularly launch new projects founded on long-term, amicable relationships with our associates.
Senior Backend Engineer – Real-time Systems
I apply to:
BRAVER IT SPÓŁKA AKCYJNA
Kraków, Lesser Poland
Need more information?
- Make sure the body of the offer doesn’t already include what you’re looking for.
- Ask a question if you need more information you’re interested in.
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