NMSWorks Software Interview Preparation
Medium-HardTelecom OSS/BSS & network management software · Chennai
NMSWorks Software is a Telecom OSS/BSS & network management software company hiring interns and freshers in Coimbatore, Tamil Nadu.
About NMSWorks Software
NMSWorks Software is an IIT Madras-incubated software product company that builds OSS/BSS and network management solutions for telecom service providers, network equipment vendors and enterprises. Founded in 2001 and based at the IIT Madras Research Park in Taramani, Chennai, it has around two decades of experience in end-to-end management of carrier-grade networks. Its products are TM Forum Frameworx conformant.
Interview Rounds4
2–3 DSA coding problems on HackerRank, CodeSignal, or company platform
Data structures & algorithms — arrays, trees, graphs, dynamic programming
System design or low-level design — scalability, APIs, databases
Career goals, teamwork, strengths/weaknesses, role expectations
Practice Questions10
Key Topics
- Data Structures & Algorithms150q
- System Design50q
- Object-Oriented Design40q
- SQL & Databases25q
- CS Fundamentals (OS, Networking)25q
Expert Tips
- Practice LeetCode easy and medium problems before the OA — focus on arrays, strings, trees, and graphs.
- For system design, use the RESHADED framework: Requirements, Estimation, Storage, High-level design, APIs, Detailed design, Evaluation.
- Prepare 3–4 STAR stories covering: a challenge you solved, a time you worked in a team, a project you owned end-to-end.
- After every coding solution, proactively state the time and space complexity — interviewers expect it.
- Study common CS fundamentals: process vs thread, TCP vs UDP, REST vs GraphQL, SQL indexing, CAP theorem.