Senior .Net Developer

Vlink; Navi Mumbai; On-site; INR 1,200,000 - 2,100,000; Full time

Job summary

Vlink seeks a Senior .NET Developer with deep expertise in C#, .NET, and SQL to build scalable APIs and enterprise applications. The candidate should have strong knowledge of data structures and algorithms (DSA) and database design, with a preference for experience in trading, investment, or capital markets.

The role focuses on delivering robust APIs, optimizing performance, and designing systems that handle complex financial workloads.

Qualifications

• Proficient in C#, .NET, and SQL with strong fundamentals in data structures and algorithms (DSA).
• Experience designing and optimizing relational databases and writing efficient queries.
• Hands-on experience building REST APIs and scalable enterprise applications; domain knowledge in trading/investment/capital markets preferred.

Responsibilities

• Develop scalable APIs and enterprise applications using C#/.NET.
• Design and optimize databases; ensure query performance.
• Implement FIFO logic and data processing pipelines.
• Analyze time and space complexity; write clean, optimized code.
• Leverage domain knowledge in trading/investment/capital markets to inform design decisions.

Skills

C#

NET

SQL

DSA

REST APIs

Database design

Trading domain

Problem-solving

Job description

Job Description:

We are looking for a Senior .NET Developer with strong expertise in C#, .NET, SQL, Data Structures & Algorithms (DSA), and database design. The ideal candidate should have experience building scalable APIs and enterprise applications, with domain knowledge in Trading, Investment, Capital Markets, or financial systems.

Required Skills

• Strong experience with C#, .NET, and SQL
• Good understanding of Data Structures & Algorithms (DSA)-stacks /Ques/ Array
• Experience in database design, query optimization, and SQL performance tuning
• Experience implementing FIFO logic
• Knowledge of Average Cost calculations
• Experience designing and developing REST APIs
• Strong problem-solving and debugging skills
• Experience in Trading, Investment, or Capital Markets is highly preferred

Interview Expectations

Candidates should be able to:

• Solve live coding problems using DSA
• Explain their approach and write clean, optimized code
• Handle edge cases and analyze time and space complexity
• Demonstrate strong logical thinking and problem-solving skills