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Lead Backend Engineer (Python)

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N-iX

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Job Description:

We are looking for a Lead / Principal Backend Software Engineer to help automate and streamline the process of bringing new document types and machine learning models into a document verification and identity platform. This is a hands-on individual contributor role with high ownership and broad impact, working closely with ML, platform, and product stakeholders to turn complex workflows into reliable, scalable automation.

Job Responsibility:

  • Replace manual, slow onboarding processes with automated, reliable pipelines using modern CI/CD and cloud technologies
  • Design, build, and deploy production grade APIs and services within a microservices and or serverless architecture
  • Own your work end to end, from design through deployment, ensuring scalability, security, and performance
  • Automate testing and delivery through robust unit, integration, and performance test suites and quality gates
  • Document solutions clearly for internal stakeholders and external developers consuming public APIs
  • Partner closely with ML and engineering teams to integrate existing ML models and services into onboarding workflows
  • Improve release quality and enable faster, safer, and more scalable deployments through automation and testing
  • Collaborate cross functionally with product managers, researchers, and operations teams to translate ideas into production ready features
  • Participate in Agile ceremonies (stand ups, planning, retrospectives) and help drive continuous improvement

Requirements:

  • Bachelor’s degree in Computer Science (or equivalent practical experience)
  • Demonstrated senior level experience building and operating production backend systems
  • Senior level proficiency in Python, especially for automation, data processing, and ML related pipelines
  • Strong experience designing CI/CD driven, fully automated release pipelines with integrated testing and quality gates
  • Experience defining automated decision logic based on metrics or KPIs to support fully automated onboarding or release flows
  • Practical experience integrating ML workflows into existing production systems
  • Experience working with existing machine learning models for document analysis, computer vision, or similar unstructured data problems (evaluation, configuration, adaptation)
  • Hands on experience with AWS based environments, including scalability, reliability, and cost considerations
  • Strong Git proficiency and a disciplined approach to code review and collaboration
  • Strong spoken and written English

Nice to have:

  • Experience improving or automating data labeling strategies, including semi supervised or active learning approaches
  • Exposure to MLOps practices (experiment tracking, model versioning, ML specific CI/CD patterns)
  • Experience optimizing model training performance for concurrency, resource utilization, and cost efficiency
  • Familiarity with C++ based core systems and or Go based production services
  • Experience delivering features from user stories through to deployment in Agile environments
What we offer:
  • Flexible working format - remote, office-based or flexible
  • A competitive salary and good compensation package
  • Personalized career growth
  • Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
  • Active tech communities with regular knowledge sharing
  • Education reimbursement
  • Memorable anniversary presents
  • Corporate events and team buildings
  • Other location-specific benefits

Additional Information:

Job Posted:
January 19, 2026

Work Type:
On-site work
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