[Job-32012] Forward Deployed Engineer – Senior Java

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

Benefits offered by this job

Health and dental insurance

Meal and food allowance

Childcare assistance

Extended paternity leave

Wellhub (Gympass) TotalPass

Profit Sharing and Results Particip.

Life insurance

CI&T University

Discount club

Well-being platform

Job summary

CI&T is seeking a Forward Deployed Engineer with strong senior Java expertise and hands-on AI-assisted development tool experience to deliver enterprise solutions. You will work directly with existing applications and engineering teams, applying AI-enabled workflows to understand codebases and accelerate modernization.

This role emphasizes evaluating complex systems, refactoring legacy components, expanding test coverage, and establishing repeatable AI-driven development practices across

Qualifications

• Strong Java development experience, ideally within enterprise environments and complex existing systems.
• Hands-on experience with Java application development, maintenance, refactoring, and modernization.
• Experience using AI code-generation tools (Cursor or similar) within a team project.
• Experience with AI-assisted workflows for test generation.
• Ability to understand and navigate complex codebases.
• Solid software engineering fundamentals and collaborative practices.

Responsibilities

• Work hands-on with complex, existing Java applications and enterprise codebases.
• Analyze and reverse-engineer existing systems to understand architecture, dependencies, business logic, and technical constraints.
• Use AI-assisted development tools as an integral part of the engineering workflow, including code generation, analysis, refactoring, testing, and documentation.
• Apply structured AI development approaches, including reverse engineering and Spec-Driven Development (SDD).
• Refactor and modernize existing Java applications, including removal or replacement of legacy dependencies.
• Generate and improve automated tests to support safe modernization and refactoring.
• Collaborate closely with engineering teams and stakeholders to translate requirements into maintainable technical solutions.
• Help establish effective, repeatable AI-assisted development practices that can be shared across engineering teams.
• Maintain high standards for code quality, maintainability, testing, and software engineering best practices.

Skills

Senior Java engineering experience

AI-assisted development tools

Enterprise Java systems knowledge

Tools

Cursor AI code-generation tool

Claude Code

GitHub Copilot

Job description

At CI&T, we help large enterprises transform the potential of AI into real business impact with AI Deployment, AI-native execution, and tech-integrated business solutions.

With 30 years of experience in technological transformation, we accelerate innovation with expertise in Agentic SDLC, Application modernization, Data & AI, Martech and Business strategy.

We are 8,000 CI&Ters across more than 25 countries, collaborating to build solutions with real impact. AI is already part of how we work, evolve, and innovate every day.

About the Role

We are looking for a Forward Deployed Engineer (FDE) with strong Senior Java engineering experience and hands-on expertise using AI-assisted development tools in real software delivery environments.

This role is ideal for an experienced engineer who combines deep technical knowledge of enterprise Java systems with a practical understanding of modern AI-enabled engineering workflows. You will work directly with existing applications and engineering teams, using AI development tools to understand complex codebases, accelerate development, modernize legacy systems, improve test coverage, and support structured software development practices.

Responsibilities

• Work hands-on with complex, existing Java applications and enterprise codebases.


• Analyze and reverse-engineer existing systems to understand architecture, dependencies, business logic, and technical constraints.


• Use AI-assisted development tools as an integral part of the engineering workflow, including code generation, analysis, refactoring, testing, and documentation.


• Apply structured AI development approaches, including reverse engineering, Spec-Driven Development (SDD), and automated test generation.


• Refactor and modernize existing Java applications, including the removal or replacement of legacy dependencies and outdated components.


• Generate and improve automated tests to support safe modernization and refactoring.


• Collaborate closely with engineering teams and stakeholders to translate requirements and existing system behavior into maintainable technical solutions.


• Help establish effective, repeatable AI-assisted development practices that can be shared across engineering teams.


• Maintain high standards for code quality, maintainability, testing, and software engineering best practices.

Requirements

• Strong Java development experience, ideally within enterprise environments and complex existing systems.


• Strong hands-on experience with Java application development, maintenance, refactoring, and modernization.


• At least 3 months of hands-on experience using Cursor as the primary AI code-generation tool within a team project, OR at least 6 months of practical experience with comparable AI coding tools, such as Claude Code, Codex, GitHub Copilot, Antigravity, or similar.


• Practical experience with shared, structured AI development workflows, particularly reverse engineering and/or Spec-Driven Development (SDD).


• Hands-on experience using AI-assisted workflows for test generation.


• Practical experience refactoring existing Java systems to remove or replace legacy dependencies.


• Strong ability to understand and navigate unfamiliar and complex codebases.


• Solid software engineering fundamentals, including clean code, automated testing, version control, and collaborative development practices.


• Strong communication skills and the ability to collaborate effectively with technical teams and stakeholders.

Nice to Have

• Knowledge of legacy Microsoft IE5 HTCs and DHTML architectures.


• Experience working with Oracle Database schema upgrades and/or stored procedures.


• Previous experience working with Oracle JDK 8.


• Previous experience working in a consulting environment.

Our benefits:

• Health and dental insurance


• Meal and food allowance


• Childcare assistance


• Extended paternity leave


• Partnership with gyms and health and wellness professionals via Wellhub (Gympass) TotalPass;


• Profit Sharing and Results Participation (PLR);


• Life insurance


• Continuous learning platform (CI&T University);


• Discount club


• Free online platform dedicated to physical, mental, and overall well-being


• Pregnancy and responsible parenting course


• Partnerships with online learning platforms


• Language learning platform


• And many more!

More details about our benefits here: https://ciandt.com/br/pt-br/carreiras

At CI&T, inclusion starts at the first contact. If you are a person with a disability, it is important to present your assessment during the selection process. See which data needs to be included in the report by clicking here.This way, we can ensure the support and accommodations that you deserve. If you do not yet have the assessment, don't worry: we can support you in obtaining it.

We have a dedicated Health and Well-being team, inclusion specialists, and affinity groups who will be with you at every stage. Count on us to make this journey side by side.