Systems Analyst, Java – Application Support

INFOX Tecnologia da Informação

. Provide application support for critical systems, investigating N2 and N3 incidents .

Posted 10/8/2026full-timeSão Paulo • BrazilMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in application support for critical systems, with strong capabilities in Java, Spring Boot, and PostgreSQL. Proficient in incident investigation, root cause analysis, and effective communication with technical and business stakeholders.

Highest-signal resume keywords

Java Application SupportSpring Boot DevelopmentPostgreSQL Database ManagementIncident Investigation and Root Cause AnalysisITIL Incident and Problem Management

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

JavaSpring BootJSFSQLPostgreSQLIncident ManagementRoot Cause AnalysisGitMavenCI/CD

Soft Skills

Strong CommunicationAnalytical MindsetProblem-SolvingSelf-MotivatedInvestigative Skills

Tools & Technologies

JiraAI ToolsFlywayLiquibase

Industry Keywords

Brazilian Judicial EcosystemPJeEProcSAJMicroservicesDevOpsObservability

Tech Stack

Tools & technologies

JavajQueryMavenPostgresSpringSpring BootSpringBootSQL

About the role

Key responsibilities & impact

Provide application support for critical systems, investigating N2 and N3 incidents
Investigate and resolve incidents involving Java, Spring Boot, and JSF applications
Analyze logs, stack traces, exceptions, timeouts, and unexpected behavior in production
Perform queries and analyses in PostgreSQL to support diagnostics and controlled data corrections
Investigate HTTP/REST integrations and APIs, identifying failures and impacts across systems
Conduct root cause analyses and propose corrective and preventive actions
Reproduce and document incidents related to code, integrations, or architecture
Track incident progress with the responsible teams
Create and maintain runbooks, operating procedures, and technical FAQs
Support Engineering and Infrastructure teams in investigating complex incidents
Participate in the management of major production crises and high-impact instability
Participate in meetings with clients and internal teams, clearly and objectively translating technical scenarios
Identify opportunities to improve stability, performance, security, and support processes
Share knowledge with Support, Development, Product, and Infrastructure teams
Use Artificial Intelligence tools to support log analysis, failure investigation, and automation of recurring activities
Understand business rules related to judicial proceedings and integrations with PJe, eProc, SAJ, or similar systems

Requirements

What you’ll need

Experience supporting applications in production environments
Knowledge of object-oriented Java, with the ability to read, interpret, and debug code
Experience with Java Enterprise and/or Spring Boot
Knowledge of JSF and jQuery
Intermediate or advanced SQL skills, including queries with joins, filters, grouping, and data analysis
Experience with PostgreSQL
Ability to interpret application logs, stack traces, and metrics for incident diagnosis
Experience with investigation and root cause analysis
Knowledge of Incident and Problem Management processes, preferably based on ITIL
Familiarity with Git and Maven
Understanding of CI/CD and database migration tools such as Flyway or Liquibase
Experience with Jira or similar ticketing and bug management tools
Strong communication skills for working with technical teams, business stakeholders, and clients
Analytical, investigative, self-motivated, and problem-solving mindset
Experience with mission-critical applications or systems is a plus
Experience in the Brazilian judicial ecosystem is a plus
Knowledge of PJe, eProc, SAJ, or similar legal systems is a plus
Experience supporting microservices and integrations is a plus
Knowledge of DevOps, observability, or application infrastructure is a plus
Practical use of AI in application support, troubleshooting, or automation is a plus
Experience interacting directly with clients during critical incidents is a plus

Benefits

Comp & perks

Meal or food allowance
Bradesco Health Insurance
Dental Plan
Life Insurance
Transportation allowance
SESC membership
Hybrid work model: 3 days on-site and 2 days remote
Collaborative environment
Continuous professional development
Autonomy to build solutions
Meaningful technical challenges
Opportunity to contribute to projects that directly impact the digital transformation of the Brazilian justice system