Full Stack Tech Lead, L2 Support

Trinetix

Full Stack Tech Lead managing critical incident response for global telecom project. Mentoring engineers and ensuring SLA compliance in a dynamic tech service environment.

Posted 4/20/2026full-timeRemote • 🇦🇷 ArgentinaSeniorWebsite

Tech Stack

Tools & technologies

Java

About the role

Key responsibilities & impact

Own P1/P2 critical incident response—acknowledge within 30 min, drive to resolution, and conduct post-mortems.
Perform code-level investigation and fixes for highest-complexity issues.
Conduct root cause analysis (RCA) for complex and recurring incidents.
Support AI-driven and automated workflows through production debugging and log analysis.
Mandatory On-Call Rotation: Cover P1/P2 incidents outside business hours (nights and weekends) in rotation with the counterpart Tech Lead in Ukraine.
Lead daily operations: ticket triage, assignment to L1/L2, and escalation management.
Participate in the Change Advisory Board (CAB), release planning, and post-deployment validation.
Coordinate knowledge transfer from incumbent vendors and own the team’s Knowledge Base (KB) quality.
Mentor Java + DevOps engineers and L1 support engineers to drive technical excellence.
Manage weekend release activities and coordination (several times per year).

Requirements

What you’ll need

5+ years of experience in application support or software engineering with heavy support responsibility.
Prior experience as a Tech Lead or Senior Engineer in managed services is highly preferred.
Ability to work independently and make critical decisions under pressure during production outages.
Strong communication skills to simplify technical concepts for clients and stakeholders.
Structured, detail-oriented, and well-organized approach to incident management.
Fluent English is required for all tickets, escalations, and global communication.

Benefits

Comp & perks

Opportunity to work on a global telecom project with real business impact.
International environment and cross-functional collaboration.
Continuous learning and career growth opportunities.
Professional training and language classes.
Medical insurance and mental health support.
Flexible working hours.
Benefits program covering sports, hobbies, and well-being.
Inclusive and supportive company culture.

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

incident responsecode-level investigationroot cause analysisproduction debugginglog analysisticket triageescalation managementknowledge base managementJavaDevOps

Soft Skills

critical decision makingstrong communicationstructured approachdetail-orientedwell-organizedmentoringindependent worktechnical simplification