Back end Software Engineer (web scraping/data acquisition)

Sapient Search; United States; On-site; USD 140,000 - 190,000; Full time

Job summary

Sapient Search is seeking a senior software engineer to join the data ingestion team in the United States. You will design, implement, test, and maintain scalable data pipelines and services that handle highly transactional workloads.

You will write well-typed TypeScript/NodeJS, run containerized apps on AWS, and contribute to testing, monitoring, and design patterns across the stack.

Qualifications

• 10 years software development experience.
• 2+ years TypeScript/NodeJS with well-typed OO code.
• Experience running containerized apps (Docker, Docker Compose).
• 2+ years HTTP client usage (got, curl, axios).
• Proficient in unit testing (Jest or Vitest).
• Hands-on AWS experience.
• Bachelor degree in computer science or equivalent.

Responsibilities

• Envision, create, test, and maintain code for highly transactional services.
• Design robust, scalable data acquisition strategies and pipelines.
• Collaborate across teams to ensure reliable data flow into systems.

Skills

Software development

TypeScript/NodeJS

Docker

HTTP clients

Unit testing

AWS

Object-oriented programming

Education

Bachelor of Science in Computer Science

Tools

Playwright

Puppeteer

Cypress

Selenium

Redis

Elasticache

DynamoDB

Datadog

New Relic

Terraform

CloudFormation

CDK

GitHub Actions

Job description

Size: late stage startup, 400 employees, heavily revenue positive

As a member of our data ingestion team, you will envision, create, test, and maintain code for several highly transactional services. Your role will involve designing robust and scalable data acquisition strategies, ensuring the efficient and reliable flow of data from diverse sources into our systems.

Technical Qualifications

• Must have 10 years of Software Development experience
• Must have 2+ years of experience with TypeScript/NodeJS and deep understanding of writing well-typed, object-oriented code
• Must have experience running container based applications (Docker, Docker Compose)
• Must have 2+ years experience leveraging HTTP knowledge and client skills, e.g. got, cURL, axios
• Must be highly proficient in unit testing methodologies, e.g. with Jest or Vitest
• Must have hands on experience coding applications that run and reside on AWS hosted solutions

Related Qualifications

• Experience with Dependency Injection/DI containers
• Knowledge about best practices relative to end-to-end testing with e.g. Playwright, Puppeteer, Cypress, Selenium
• Experience with Redis/Elasticache
• Experience with DynamoDB
• Broad Linux knowledge
• Hands on experience setting up Monitoring/observability platforms, e.g. Datadog, New Relic
• Must be familiar with using LLMs to increase engineering velocity while still maintaining high coding standards and developer-friendly code

Nice to haves

• Experience with man-in-the-middle techniques (Proxyman, HTTP Toolkit, Wireshark), reverse engineering, understanding decompiled code
• Has utilized and written Serverless functions (Lambda)
• Knowledgeable about Queueing systems, e.g. SQS, BullMQ
• Familiar with GitHub Actions
• Has experience with Domain Driven Design/Clean Architecture
• Has experience with Java/Android Studio
• Worked with Front end frameworks, e.g. React, Vue
• Has hand rolled infrastructure as code, e.g. CDK, SAM, CloudFormation, Terraform

Education

• Minimum of 5-10 years of experience in a software engineering role
• Bachelor of Science Degree in Computer Science or commensurate experience

Core Qualifications

• Assist team members with problem-solving complex use cases and systems; while leading technical change and transformation in parallel.
• Must be passionate about creating solutions, and solving problems - in the right way, at the right time, and for the right reasons.
• Must be teachable, give and receive feedback, and demonstrate success in their discipline on a consistent and transparent basis.