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REQUIREMENT_ID_202 β€’ 3-DAY_ACTIVE_POLICY

Associate Engineer – Digital Technology

Company
Company United
Type
Opportunity Type Internship
Salary
Stipend / Salary 6 LPA – 8 LPA (industry competitive)
Location
Location Bangalore, India
Posted Date
Posted Date Today
Git Linux/Unix Python Bash Docker Kubernetes CI/CD tools (Jenkins GitHub Actions GitLab CI) Terraform AWS/Azure/GCP basics Monitoring (Prometheus Grafana Splunk) Problem solving Communication
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Aptitude Practice Questions Open Resource β†—
Curated quantitative and logical reasoning problems to sharpen the aptitude section of the online assessment.
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Company Interview Preparation Guide Open Resource β†—
Comprehensive guide covering typical interview formats, common questions, and tips for tech roles at United Airlines.
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Comprehensive Interview Prep Portal Open Resource β†—
Resource hub with mock interviews, resume building tips, and interview experiences specific to freshers in the tech domain.
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Algorithm Practice Problems Open Resource β†—
Extensive set of coding problems to practice data structures and algorithms, essential for the technical interview.

Bachelor’s degree in Computer Science, Information Technology, or related engineering (B.E, B.Tech, B.Sc). Eligible batches: 2024, 2025, 2026. Minimum aggregate 60% (or CGPA 6.0/10). No active backlogs at the time of application. Must have basic knowledge of SDLC, Git, Linux command line, and a willingness to learn cloud platforms.

1
Round 1: Resume Screening
2
Round 2: Online Technical Assessment
3
Round 3: Technical Interview
4
Round 4: HR/Managerial Interview
United Airlines, one of the world’s largest carriers, has been a pioneer in connecting continents and fostering global mobility for over a century. In recent years, the airline has accelerated its digital transformation agenda, investing heavily in cloud-native platforms, automation, and data‑driven services to enhance passenger experience and operational efficiency. The Digital Technology team in Bangalore is at the heart of this transformation, building resilient infrastructure, modern CI/CD pipelines, and intelligent monitoring solutions that power everything from reservation systems to aircraft maintenance dashboards. The role of Associate Engineer – Digital Technology is designed for fresh engineering graduates who are eager to dive into the world of DevOps, cloud computing, and automation. As an entry‑level engineer, you will work closely with senior architects and developers to design, implement, and maintain end‑to‑end delivery pipelines, provision cloud resources, and script routine tasks. This position offers a fast‑track learning curve, exposure to industry‑grade tools, and the chance to contribute to mission‑critical airline operations. **Key Responsibilities** 1. Assist in designing, building, and maintaining CI/CD pipelines using Jenkins, GitHub Actions, or GitLab CI. 2. Support cloud infrastructure provisioning on AWS, Azure, or GCP through Infrastructure as Code (Terraform/CloudFormation). 3. Develop and maintain automation scripts in Python, Bash, or PowerShell for routine operational tasks. 4. Monitor application performance, reliability, and security using Prometheus, Grafana, and Splunk. 5. Participate in containerization initiatives, creating Docker images and managing Kubernetes clusters. 6. Troubleshoot deployment failures, perform root‑cause analysis, and suggest process improvements. 7. Collaborate with development and operations teams to enforce best practices in version control and code quality. 8. Contribute to documentation, knowledge‑base articles, and internal wikis. 9. Stay updated with emerging DevOps tools and cloud services, recommending adoption where beneficial. 10. Support on‑call rotation for production incident response as part of the digital technology team. **Tech Stack**: Git, Jenkins/GitHub Actions, Terraform, AWS/Azure/GCP, Docker, Kubernetes, Python, Bash, Linux, Prometheus, Grafana, Splunk. **Growth Path**: Starting as an Associate Engineer, high performers can progress to DevOps Engineer, Cloud Engineer, or Technical Lead within 2‑3 years, with opportunities to move into product ownership or architecture roles across United’s global technology ecosystem. **Why Join United Airlines?** United offers a vibrant, multicultural environment, competitive compensation, and a clear roadmap for skill development. Freshers gain hands‑on experience with cutting‑edge technologies used by a Fortune 500 airline, while benefiting from mentorship programs, continuous learning budgets, and a culture that values innovation and safety.

United β€” Software Engineering & Full Stack Interview Guide

Previously asked questions, exam syllabus, coding benchmarks & round strategy.

APTITUDE & LOGIC πŸ“–
Aptitude Practice Questions & Online Mock Tests

Curated logical, quantitative, and verbal reasoning problems to sharpen reasoning skills required for the initial screening test.

Open Resource β†—
COMPANY GUIDE 🎯
United Interview Preparation Corner

Comprehensive guide covering typical interview formats, common questions, and preparation tips for United and off-campus tech roles.

Open Resource β†—
MOCK TESTS & PAPERS πŸ“
Comprehensive Interview Prep Resources & Syllabus

Collection of previous year questions, company-specific test patterns, and interview experiences for technical and HR rounds.

Open Resource β†—
CODING PRACTICE πŸ’»
Algorithm and Data Structure Problem Set

Practice problems to improve coding proficiency and algorithm problem-solving speed for technical rounds.

Open Resource β†—
Round 1: Online Assessment (OA)
Aptitude, Quantitative Logic & 2 Coding Problems
Focus on accuracy and speed. Practice arrays, strings, and standard arithmetic puzzles.
Round 2: Technical Interview 1
Core Tech Stack (Git, Linux/Unix, Python, Bash, Docker, Kubernetes, CI/CD tools (Jenkins, GitHub Actions, GitLab CI), Terraform, AWS/Azure/GCP basics, Monitoring (Prometheus, Grafana, Splunk), Problem solving, Communication) & Live Code Tracing
Explain your thought process aloud. Analyze time & space complexities before coding.
Round 3: System Design & Problem Solving
Database Schemas, APIs & Architecture Basics
Clarify edge cases, diagram schemas cleanly, and discuss scalability trade-offs.
Round 4: HR & Cultural Fit Discussion
United Core Values, Learning Agility & Offer Terms
Demonstrate passion, strong communication, and readiness for full-time collaboration.
Explain OOP (Object-Oriented Programming) principles with real-world examples in Git. Answer β–Ό
Model Answer: 1. Encapsulation (data hiding via private fields/getters). 2. Abstraction (hiding implementation complexity). 3. Inheritance (code reusability). 4. Polymorphism (method overriding/overloading).
What is the time and space complexity of QuickSort vs MergeSort? Answer β–Ό
Model Answer: QuickSort: Average O(N log N) time, O(log N) space. Worst O(N^2). MergeSort: Guaranteed O(N log N) time, but requires O(N) auxiliary space.
Explain the difference between SQL Indexing (B-Tree vs Hash) and when not to use an index. Answer β–Ό
Model Answer: Indexes speed up SELECT queries via B-Trees. However, they slow down INSERT, UPDATE, and DELETE operations because indexes must be updated on disk. Avoid on low-cardinality columns (e.g., boolean flags).
What happens under the hood when you enter a URL in a browser? Answer β–Ό
Model Answer: 1. DNS lookup (resolves IP). 2. TCP 3-way handshake (SYN, SYN-ACK, ACK). 3. TLS negotiation for HTTPS. 4. HTTP GET request sent. 5. Server responds with HTML/CSS/JS. 6. Browser renders DOM & CSSOM tree.
What is the difference between REST and GraphQL APIs? Answer β–Ό
Model Answer: REST uses multiple fixed endpoints with possible over/under-fetching. GraphQL uses a single endpoint allowing clients to query exact fields in a single request.
Why do you want to join United as a Associate Engineer – Digital Technology?
Preparation Tip: Highlight United's market reputation, recent tech innovations, and how your skills in Git directly solve their team's objectives.
Describe a challenging bug or academic project roadblock and how you resolved it.
Preparation Tip: Use the STAR method: Situation (project context), Task (what needed solving), Action (specific tools/logic applied), Result (quantifiable positive outcome).
How do you handle strict deadlines or sudden scope changes?
Preparation Tip: Explain your prioritization strategy, proactive communication with mentors/peers, and agile mindset.

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