Sample hello world Lambda GO

main.go

package main

import "github.com/aws/aws-lambda-go/lambda"

type Event struct {
  Payload string `json:"payload"`
}

func HandleRequest(e Event) (Event, error) {
  return Event{"Hello World"}, nil
}

func main() {
  lambda.Start(HandleRequest)
}

main.js

'use strict';

module.exports.hello = (event, context, callback) => {
  const response = {
    payload: "Hello World",
  };

  callback(null, response);
};