Senior Backend Engineer

Date Posted:

2026-10-23



Country:

Singapore



Location:

SG-01-SINGAPORE-061 ~ 61 Seletar Aerospace View ~ SELETAR BLDG 61, Pratt & Whitney Singapore Component Repair



Position Role Type:

Hybrid

Pratt & Whitney, an RTX business, is a world leader in the design, manufacture and service of aircraft engines and auxiliary power units for commercial, military and business aircraft. Through industry-leading businesses – Collins Aerospace, Pratt & Whitney, and Raytheon – RTX pushes the limits of technology and science to redefine how we connect and protect our world.
We are advancing aviation, engineering integrated defense systems, and developing next-generation technology solutions and manufacturing to help global customers address their most critical challenges. Make a difference with a career at Pratt & Whitney.

This is an exciting opportunity as a Senior Backend Engineer, supporting the continued growth and evolution of Pratt & Whitney's AI-powered digital inspection solutions. In this role, you will design, build, and maintain scalable, reliable, and secure backend systems and APIs that power our cutting-edge jet engine inspection platform across the global aftermarket network. If you are passionate about transforming complex engineering challenges into intuitive, high-performance digital experiences through data-driven development and emerging AI technologies, this may be the opportunity you've been looking for.

You will work closely with Engineering, Product, and AI teams, as well as business stakeholders to design and deliver scalable digital solutions. This is a critical role supporting the continued growth of Pratt & Whitney's digital product portfolio by improving system reliability, accelerating solution delivery, and delivering exceptional customer experiences through user-centered architecture and continuous innovation.

What You Will Do

• Build state-of-the-art AI products that solve real-world customer problems.
• Implement, enhance, and maintain core backend features using Python, FastAPI, and MongoDB on Azure.
• Work in an international, high-ownership team that's hungry for growth with Agile, iterative, data-driven development.
• Collaborate closely with software, Product, and AI teams to ship AI-assisted engine inspection solutions for aviation professionals globally.
• Optimize backend performance and API responsiveness for reliability and scale.
• Help shape the tech stack and level up our backend systems.
• Contribute to quality assurance guidelines, CI/CD pipelines, monitoring, and developer tooling.
• Apply software development best practices to ensure high-quality code, maintainable architectures, and adherence to security and coding standards.
• Proactively surface and resolve performance bottlenecks and architectural risks.

Qualifications You Must Have

• You, be yourself, we value the diversity you bring to the team.
• Bachelor's degree in Computer Science, Software Engineering, or related discipline.
• 7+ years of experience in Python backend development for SaaS platforms, with hands-on experience with FastAPI, MongoDB and Azure Cloud.
• You have strong problem-solving abilities and a proactive mindset to identify and address challenges to provide our customers with an outstanding experience.
• A track record of clean, maintainable, secure code and thoughtful architecture (you favor KISS over cleverness).
• You are curious, eager to learn, and committed to continuously expanding your knowledge within software development.
• Deep grasp of backend performance and API optimization. You can explain and defend your design choices.
• You are a team player who actively contributes ideas, gives and receives feedback regularly, and communicates early about issues, uncertainties, risks, and opportunities.
• Self-directed, proactive, and reliable at managing your own time and deadlines.
• You are familiar with an Agile/Kanban environment and embody an agile mindset and lean principles.

Qualifications We Prefer

• Familiarity with Redis.
• Experience with Kubernetes, specifically AKS.
• Experience with enterprise or aviation software products.
• Experience collaborating with globally distributed teams.

What We Offer

• Career and skills development opportunities
• Employee scholarship program for further education.
• Comprehensive health, medical and dental benefits.
• On-the-job training and in-house/external certifications.
• Competitive remuneration package.
• Allowance and overtime benefits where applicable.
• Company transport provided.

RTX adheres to the principles of equal employment. All qualified applications will be given careful consideration without regard to ethnicity, color, religion, gender, sexual orientation or identity, national origin, age, disability, protected veteran status or any other characteristic protected by law.

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