Senior Java Backend Engineer – Integrations - Remote Work | REF#301694

BairesDev; Antioquia; Remote; COP 389,395,000 - 584,093,000; Full time

Benefits offered by this job

100% remote

USD compensation

Home office setup

Flexible hours

Parental leave & vacations

Global team & mentorship

Job summary

BairesDev is seeking a Senior Java Backend Engineer – Integrations to build robust backend services that power external-system connections. You will focus on secure authentication, scalable integrations, and reliable data pipelines.

You will work on API design, event-driven patterns, and multi-tenant environments while collaborating with global teams. 100% remote with competitive USD compensation and flexible work arrangements.

Qualifications

• 5+ years of backend software engineering experience.
• Strong proficiency in Java.
• Deep experience with API and systems integration (REST, webhooks, event-driven).
• Experience with OAuth and multi-tenant permissioning/auth flows.
• ETL/data pipelines with connectors, parsers, and schema normalization.
• Experience integrating with platforms like M365, Outlook, Teams, Slack, iManage.
• Advanced English proficiency.

Responsibilities

• Develop Java backend services powering API and system integrations (REST, webhooks, event-driven).
• Implement OAuth and multi-tenant authentication/authorization logic.
• Build ETL pipelines including connectors, parsers, and schema normalization.
• Develop integrations with platforms such as M365, Outlook, Teams, Slack, or iManage.
• Ensure connector reliability via contract testing, versioning, and regression coverage.

Skills

Java

API integration

OAuth

Multi-tenant auth

ETL pipelines

English proficiency

Job description

At BairesDev®, we've been leading the way in technology projects for over 15 years. We deliver cutting-edge solutions to giants like Google and the most innovative startups in Silicon Valley.
Our diverse 4,000+ team, composed of the world's Top 1% of tech talent, works remotely on roles that drive significant impact worldwide.
When you apply for this position, you're taking the first step in a process that goes beyond the ordinary. We aim to align your passions and skills with our vacancies, setting you on a path to exceptional career development and success.
Senior Java Backend Engineer – Integrations at BairesDev
In this role, you'll write backend Java services that power integrations with external systems, applying strong API design and event-driven synchronization patterns. Handling OAuth and multi-tenant permissioning, you'll build the authentication and authorization logic that keeps connectors secure across many tenants. This is your opportunity to apply deep Java backend expertise to integration-heavy systems, solving the reliability and versioning challenges unique to connecting a platform with many external services.

What You'll Do

• Develop Java backend services powering API and system integrations, including REST, webhooks, and event-driven sync.
• Implement OAuth and multi-tenant permissioning and authentication logic.
• Build ETL pipelines including connectors, parsers, and schema normalization.
• Develop integrations with platforms such as M365, Outlook, Teams, Slack, or iManage.
• Ensure connector reliability through contract testing, versioning, and regression coverage.

What We Are Looking For

• 5+ years of experience in backend software engineering.
• Strong proficiency in Java.
• Deep experience with API and systems integration, including REST, webhooks, and event-driven sync.
• Experience with OAuth and multi-tenant permissioning/auth flows.
• Background with ETL and data pipelines, including connectors, parsers, and schema normalization.
• Experience integrating with platforms such as M365, Outlook, Teams, Slack, or iManage.
• Experience with QA, contract testing, and connector reliability including versioning and regression across integrations.
• Advanced proficiency in English.

Nice To Have

• Experience with AWS, including Lambda, SQS/SNS, and S3 for integration workloads.
• Familiarity with MCP or agentic tool integration.
• Experience with Bedrock.
• Background using Java for core platform interfacing or SDK connectors.
• Legal tech or eDiscovery domain exposure.

How we do make your work (and your life) easier:

• 100% remote work (from anywhere).
• Excellent compensation in USD or your local currency if preferred
• Hardware and software setup for you to work from home.
• Flexible hours: create your own schedule.
• Paid parental leaves, vacations, and national holidays.
• Innovative and multicultural work environment: collaborate and learn from the global Top 1% of talent.
• Supportive environment with mentorship, promotions, skill development, and diverse growth opportunities.

Join a global team where your unique talents can truly thrive and make a significant impact!