TEST CREDENTIAL · Base Sepolia testnet · not valid for real claims
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Certificate of Completion

This certificate proudly acknowledges the performance and problem-solving demonstrated by

Ada Lovelace

in successfully completing

AWS Lambda Challenge — Serverless Architecture

Designed and shipped a production-grade AWS Lambda function with CloudWatch monitoring, IAM roles, and cold-start optimization. Real-world scoring criteria provided by AWS Solutions Architects.

Issued byEwance·
Cryptographically verified by LearnCoin · Powered by Blockcerts·View on chain
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Anchored April 17, 2026
Details & Verification
Chapter 02

What was asked

The brief the student received, and what had to be demonstrated to earn the credential.

About this challenge

Designed and shipped a production-grade AWS Lambda function with CloudWatch monitoring, IAM roles, and cold-start optimization. Real-world scoring criteria provided by AWS Solutions Architects.

How this was earned

Submit a working Lambda with ≥90% score on the AWS review rubric.

Chapter 04

Skills demonstrated

Competencies this credential validates.

Serverless computingESCO
Chapter 05

Why this can be trusted

Issuance metadata, credential ID, and cryptographic verification.

Issuance

Issued
Fri, Apr 17, 2026
Claim status
Pending confirmation
Anchored
Fri, Apr 17, 2026
Chain
base-sepolia
Credential ID
crd_7571febbea6f46feb70a58a1d0770da4
Signing key
did:web:dev.learncoin.me#tenant-ewance

Sponsored by

Advanced · cryptographic proof chain
Issuer DID
did:web:dev.learncoin.me
Merkle root
0x7365afdfe7087bb9b98f9d3c83980a65e863ec28da2e4a616cdac392813af7b6