Senior Full-Stack Software Engineer

Posted 5 Days Ago
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Sofia, Sofia-grad
In-Office
Senior level
Aerospace • Travel • Analytics
The Role
As a Senior Full-Stack Software Engineer, you'll design and develop web applications and backend services, define technology stack, establish CI/CD pipelines, mentor team members, and shape system architecture for scalability and performance.
Summary Generated by Built In

ABOUT THE COMPANY:

OAG is a leading data platform for the global travel industry, offering an industry-first single source for supply, demand, and pricing data. We empower the travel industry with high-quality datasets covering the entire journey from planning to customer experience.

Headquartered in the UK with operations across the USA, Denmark, France, Germany, Singapore, Japan, China, Lithuania, and Bulgaria.

Learn more at: https://www.oag.com/


ABOUT THE OPPORTUNITY:

We're building a new engineering team in Sofia focused on developing OAG's core platform. As a Senior Full-Stack Software Engineer, you'll play a foundational role in shaping our technical direction, from selecting the technology stack to establishing engineering standards and architectural patterns.

This is an opportunity to influence technical decisions from the ground up while delivering modern products that serve our global customer base.


YOU WILL: 

  • Design, develop, and deploy web applications and backend services from concept to production
  • Help define and build our technology stack, advocating for tools and frameworks that balance innovation with maintainability
  • Shape system architecture with a focus on scalability, performance, security, and long-term sustainability
  • Establish CI/CD pipelines, DevOps workflows, and cloud infrastructure automation practices
  • Drive cloud-native solutions (AWS, Azure, or GCP - your experience will help guide our choices)
  • Design and optimize data storage solutions, working with relational databases, analytical databases, and data lakes
  • Mentor team members, fostering best practices and a culture of continuous improvement
  • Collaborate closely with Product, UX, and Data teams to align technology with business outcomes
  • Champion code quality through reviews, automated testing, monitoring, and observability
  • Proactively identify technical debt and lead modernization initiatives
  • Support incident response and drive continuous process improvements
  • Help build a collaborative culture of shared ownership and innovation

IF YOU HAVE: 

  • Proven expertise in full-stack development with a track record of building production-grade systems
  • Strong experience developing scalable web applications (SPAs or modern frameworks)
  • Solid understanding of database design and optimization (experience with PostgreSQL, Snowflake, Databricks, or similar technologies)
  • Hands-on experience with cloud platforms (AWS, Azure, or GCP)
  • Demonstrated ability implementing CI/CD pipelines, automated testing, and DevOps practices
  • Experience mentoring engineers and influencing technical strategy
  • A growth mindset and commitment to continuous learning
  • Bonus: Experience establishing technical foundations for new teams or products

WE WILL OFFER YOU: 

  • The chance to shape technical direction and influence foundational decisions for a new team
  • Work with passionate people at the intersection of technology and travel
  • Modern office in Work Better Space with flexible hybrid arrangements
  • Opportunities to visit our global offices and collaborate internationally
  • Work remotely from anywhere in the world for up to one month per year
  • Join an industry-leading international company committed to innovation
  • Competitive compensation including health insurance and performance bonuses
  • Generous annual leave
  • Strong support for professional and personal development.

OAG is an Equal Opportunity Employer. We ensure all applicants are considered for employment without discrimination. 

Top Skills

AWS
Azure
Databricks
GCP
Postgres
Snowflake
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The Company
HQ: Luton
956 Employees
Year Founded: 1929

What We Do

OAG is a leading data platform for the global travel industry offering an industry-first single source for supply, demand, and pricing data. We empower the global travel industry with high-quality, relevant datasets covering the whole journey from planning to customer experience.

Headquartered in the UK, with operations in the USA, Denmark, France, Germany, Singapore, Japan, China, and Lithuania.

For more information visit www.oag.com

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