Senior Backend Engineer (Java/Python) — Remote, Generous Pto

Fullstack Labs, Inc.; Buenos Aires; Remote; ARS 90,873,000 - 151,455,000; Full time

Benefits offered by this job

Growth without limits

Competitive compensation

100% remote with flexible hours

Meaningful modern projects

Collaborative culture

Well-being programs

Job summary

AgileEngine is seeking a Senior Backend Engineer to build and maintain backend services, automation workflows, and Salesforce API integrations powering a GTM data platform and AI-assisted sales automation initiatives.

You will develop REST APIs and webhook-based lead routing, integrating with Salesforce EVO and Omnichannel, and contribute to AI SDR automation using Java or Python in an Agile sprint with a GTM focus.

Qualifications

• 4+ years of backend engineering experience.
• Experience with CRM automation and lead routing systems.

Responsibilities

• Build and maintain backend services and automation workflows (Java/Python/microservices).
• Develop and integrate with Salesforce APIs (EVO, Omnichannel, lead assignment rules).
• Support AI SDR automation — including Ghost User setup, Calendly integration, webhook-based lead routing.

Skills

Java

Python

REST API

Webhook

Salesforce API

Tools

Salesforce Apex

Calendly API

Job description

AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people‑first culture has earned us multiple Best Place to Work awards.

WHY JOIN US

If you’re looking for a place to grow, make an impact, and work with people who care, we’d love to meet you!

ABOUT THE ROLE

We are looking for a Senior Backend Engineer to build and maintain backend services, automation workflows, and Salesforce API integrations supporting a GTM data platform and AI-assisted sales automation initiatives. You will develop REST APIs and webhook-based lead routing systems, integrate with Salesforce APIs including EVO and Omnichannel, and contribute to AI SDR automation workflows using Java or Python in an Agile sprint environment. The role requires 4+ years of backend engineering experience with Salesforce platform development or API integration expertise.

WHAT YOU WILL DO

• Build and maintain backend services and automation workflows (Java/Python/microservices).
• Develop and integrate with Salesforce APIs (EVO, Omnichannel, lead assignment rules).
• Support AI SDR automation — including Ghost User setup, Calendly integration, webhook-based lead routing.
• Contribute to the GTM data platform codebase.
• Work within an agile sprint process with a JIRA-based backlog (GTMDR project).

MUST HAVE

• 4+ years of experience in Backend engineering: Java OR Python.
• REST API integration and webhook development.
• Experience with CRM automation and lead routing systems.
• Familiarity with agile delivery and JIRA.

NICE TO HAVE

• Salesforce Apex, Calendly API, or experience building AI-assisted sales tooling.

PERKS AND BENEFITS

• Growth without limits: build your skills through mentorship, internal TechTalks, challenging projects, and a dedicated annual learning budget
• Competitive compensation: get recognition that reflects your skills and impact, with regular performance and compensation reviews
• Flexibility: work 100% remotely with flexible hours that support focus, autonomy, and a healthy work rhythm
• Meaningful, modern projects: build impactful products using modern technologies alongside global teams and leading brands
• Collaborative culture: join a supportive environment with zero micromanagement where ideas are welcomed and contributions are recognized
• Well-being & support: access local well-being programs and people‑focused support tailored to your location