Weekday (YC W21)

Senior .NET Backend Developer (AWS Serverless & Kafka)

Weekday (YC W21)  •  Republic of India (Remote)  •  4 hours ago
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Job Description

This role is for one of the Weekday's clients

Min Experience: 7+ years

Location: Remote (India)

JobType: full-time

We’re looking for an experienced Senior .NET Developer to take ownership of our backend services including core Lambda functions, shared Ometria client library, Kafka producer logic, and backfill tooling. This is a hands-on engineering role requiring strong backend skills and deep experience with AWS serverless architecture.

Requirements

What You’ll Do

  • Build, deploy, and maintain AWS Lambda services using .NET.
  • Develop and optimize serverless applications with best-in-class error handling, observability, and performance.
  • Integrate with third-party REST APIs (including pagination, retries/backoff, rate limiting, and secure authentication).
  • Implement Kafka producers with robust message delivery guarantees.
  • Own and evolve AVRO schemas, Schema Registry integration, and contract-first design.
  • Design and operate DynamoDB tables for state persistence, configuration storage, and application workflows.
  • Collaborate with cross-functional teams to deliver high-quality, scalable backend systems.

Must-have skills

NET, AWS Lambda, KAFKA

Good-to-have skills

AVRO & Schema Registry, REST API Integrations, Amazon Dynamodb

Weekday (YC W21)

About Weekday (YC W21)

AI recruiter that runs outbound sourcing campaigns to find top talent. At Weekday, we have built the most accurate database of talent (250mn+ people in US & India with contact data), we run outbound campaigns to identify top talent for any role you might be hiring for. We generate the highest response rates (30-40%) on our campaigns making sourcing talent as easy as making a job posting. We are backed by Y-Combinator and were also ranked #1 on Product Hunt.

Industry
Consulting & Advisory
Company Size
51-200 employees
Headquarters
San Fransisco, CA
Year Founded
2021
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