.NET Developer Lead

Valiant Technologies LLC; Fort Mill (SC); On-site; USD 90,000 - 140,000; Full time

Job summary

VALIANT TECHNOLOGIES LLC is seeking a highly skilled .NET software engineer to design and develop secure, scalable web applications and RESTful services in a cloud environment.

The role requires advanced C# with multithreading and async programming, strong OOP and design pattern knowledge, and hands-on experience with AWS, Docker, Kubernetes, and messaging systems. You will collaborate with clients and offshore teams to deliver robust solutions.

Qualifications

• Strong C# with multithreading and async programming
• Experience with REST API and microservices using ASP.NET Web API
• Expertise in securing web applications with tokens, certificates, OAuth
• Hands-on with caching and distributed caching; knowledge of pub/sub and message brokers
• Proficient in SQL Server including complex queries, SSIS and SSRS
• Experience with AWS services (Lambda, CloudWatch, API Gateway, S3, EC2, SNS, SQS, ELB) and containerization/orchestration (Docker, Kubernetes)
• Familiarity with IAM and SaaS architecture
• Excellent business communication and client-facing consulting skills

Skills

C#

Multithreading

Async programming

OOP / SOLID / design patterns

ASP.NET Web API

REST API / Microservices

Security tokens / OAuth

Caching / Distributed caching

Pub/Sub / Messaging

SQL Server

SSIS

SSRS

AWS

Docker

Kubernetes

Kafka

MQ

IAM / Access Control

SaaS architecture

UI frameworks familiarity

Business communication / client-facing

Tools

Docker

Kubernetes

Kafka

MQ

SSIS

SSRS

AWS

Job description

Job Description

Programming Expertise

• Advanced proficiency in C# with Multithreading and Async programming
• Strong command of OOP concepts, SOLID principles, and Design Patterns

Web & API Development

• Proven experience in REST API and Microservices using ASP.NET Web API
• ASP.NET MVC experience alone is NOT acceptable

Security

• Expertise in securing web applications using Authentication Tokens, Certificates, OAuth, etc.

Caching & Messaging

• Hands-on experience with Caching and Distributed Caching
• Proficiency in Pub/Sub, Queues/Topics, and Message Brokers (at least one queuing system)

Database

• Strong knowledge of SQL Server including Joins, Stored Procedures, Functions, and writing complex queries
• Experience with SSIS and SSRS

Cloud & DevOps

• Mandatory experience with AWS services: Lambda, CloudWatch, API Gateway, S3, EC2, SNS, SQS, ELB
• Expertise in Docker, Kubernetes, Kafka, MQ
• Strong understanding of IAM, Authorization and Access Control, SaaS architecture

Additional Requirements

• UI Technologies: Familiarity with modern UI frameworks (added advantage but not mandatory)

Soft Skills

• Excellent business communication
• Proven client-facing and consulting experience
• Ability to coordinate with stakeholders and offshore teams
• Strong solutioning mindset

VALIANT TECHNOLOGIES LLC is an equal opportunity employer inclusive of female, minority, disability and veterans, (M/F/D/V). Hiring, promotion, transfer, compensation, benefits, discipline, termination and all other employment decisions are made without regard to race, color, religion, sex, sexual orientation, gender identity, age, disability, national origin, citizenship/immigration status, veteran status or any other protected status. VALIANT TECHNOLOGIES LLC will not make any posting or employment decision that does not comply with applicable laws relating to labor and employment, equal opportunity, employment eligibility requirements or related matters. Nor will VALIANT TECHNOLOGIES LLC require in a posting or otherwise U.S. citizenship or lawful permanent residency in the U.S. as a condition of employment except as necessary to comply with law, regulation, executive order, or federal, state, or local government contract