Senior Back-end Engineer (Accessibility Product House)

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Hiring Remotely in Warsaw, Warszawa, Masovian, POL
In-Office or Remote
Software
The Role
Company Description

We’re looking for an experienced Back-end Engineer to join our innovative team. In this role, you’ll be responsible for designing and implementing scalable, distributed Back-end solutions for a SaaS platform.

CUSTOMER

Our client is a rapidly growing technology leader in digital accessibility software, helping enterprises make their web and mobile offerings accessible to everyone.  

Job Description

  • Design and implement scalable, distributed Back-end solutions for a SaaS platform 
  • Architect and deliver complex systems focused on accessibility compliance 
  • Plan, execute, and maintain large-scale software delivery pipelines 
  • Monitor system health and optimize performance across services 
  • Research, evaluate, and integrate modern technologies into the Back-end architecture 
  • Troubleshoot issues across various Back-end services and infrastructure 
  • Collaborate on evolving the product’s core architecture to meet performance and scale requirements 
  • Lead or contribute to hands-on technical architecture and SaaS infrastructure decisions

Qualifications

  • 8+ years of hands-on experience with Golang or Node.js 
  • Solid expertise in cloud platforms, preferably GCP or AWS 
  • Production-grade experience with ClickHouse 
  • Proficiency with at least one messaging and/or streaming system (e.g., Kafka, Flink, Spark, Pub/Sub, or RabbitMQ) 
  • Strong background in microservices architecture, distributed systems, serverless architecture, and highly scalable systems 
  • Familiarity with production monitoring and performance optimization  
  • At least an Upper-Intermediate level of English  

WOULD BE A PLUS:

  • Experience with Python or Kotlin
  • Experience with Kubernetes
  • Familiarity with ElasticSearch or BigQuery

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The Company
New York, New York
1,516 Employees

What We Do

Sigma Software Group, an award-winning and trusted IT partner, has been serving customers for over 21 years, providing comprehensive IT solutions to various businesses, ranging from startups to established software product houses. As one of Europe's substantial IT consultancies, it brings together a dedicated workforce of over 2,100 professionals in 40 offices across 19 countries. With a diverse client base, including more than 300 enterprises, including Fortune 500 stalwarts, Sigma Software Group is a preferred choice for developing solutions that help businesses create cutting-edge products while meeting their unique needs. Sigma Software Group operates as a dynamic ecosystem of tech companies, offering 25 ready-to-implement innovative products and 40+ value-added services. Furthermore, Sigma Software Group is committed to fostering innovation through initiatives such as the Sigma Software Labs business incubator, Sigma Software University, the SID Venture Partners VC Fund, UA Tech Network, Techosystem, the European Business Association, and other collaborative efforts. Since 2015, Sigma Software Group has consistently earned recognition on the IAOP's prestigious World's Top 100 Outsourcing list. The company's accomplishments have also been acknowledged by prominent global media outlets such as Forbes, CNBC, The Times, and Reuters

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