Joel Jacob
Bengaluru, India
PROFESSIONAL SUMMARY
Experienced Java Developer with strong proficiency in writing, editing, and evaluating modern
Java code. Over 10 years of experience across front-end and backend stacks, including
Angular.js, HTML/CSS/JS. Demonstrated success in AI model evaluation and code QA—
especially reviewing and validating AI-generated Java and other programming languages for
correctness, syntax, and performance. Highly reliable, detail-oriented, and capable of focusing
on complex code tasks for extended periods.
SKILLS
● Java
● JavaScript
● HTML/CSS
● Angular.js
● AI Code Evaluation
● Code Review
● Instruction Following QA
● Git, REST APIs, OAuth2
● Remote Task Execution
● AI Task Alignment (LLMs)
RELEVANT EXPERIENCE
AI Code Evaluation Specialist (Java & Go)
Scale AI | Remote | Jan 2019 – Mar 2022
• Assessed AI-generated Java and Go code for correctness, performance, and instruction-
following behavior.
• Ran tests, identified logical bugs, and provided feedback to improve model accuracy.
• Helped refine AI evaluation rubrics to capture Java idioms and secure coding practices
better.
JavaScript Code QA Annotator
Outlier.ai | Remote | Jan 2019 – Jan 2020
● Analyzed and edited Java code generated by AI systems.
● Evaluated syntax accuracy, performance quality, and security aspects.
● Delivered structured reviews to guide model retraining and codebase improvements.
AI Training Annotator (Code QA)
Remotask (Scale Collaboration) | Remote | Sep 2015 – Mar 2017
● Annotated Java, JavaScript, and HTML code samples for training AI models.
● Classified syntactic, performance, and security issues in code snippets.
● Gave structured feedback on instruction-following behavior in generated code.
PROFESSIONAL EXPERIENCE (TRADITIONAL ROLES)
Senior Software Engineer
Warner Bros. Discovery | India | Mar 2025 – Present
● Led backend services using Java for media delivery, subscriber management, and
secure APIs.
● Built secure endpoints with MFA and OAuth2 integration across distributed platforms.
● Partnered with security and data teams to harden services against injection and
spoofing.
Principal Software Engineer (Tech Lead – Identity & API)
Carousell Group | Bengaluru | Feb 2024 – Mar 2025
● Designed and developed OAuth2, SAML, MFA services for enterprise identity stack.
● Led server-side API development in JavaScript and Java for Users/Groups platform.
● Created internal service gateway used across org-wide public APIs.
Senior Software Engineer – IAM & Microservices
EMC / Mozy | Karnataka | Sep 2014 – Aug 2015
● Architected gateway API with routing and policy enforcement logic.
● Built and standardized microservices including Identity & Access Management.
● Advised teams on secure service design across cloud platform rollout.
Senior Programmer
Global Educational Technologies | Bengaluru | Jun 2010 – Jan 2015
● Developed web-based English Certification Test (Java backend, Angular frontend).
● Wrapped CMU Sphinx libraries into a speech analysis REST API.
● Maintained legacy Java-based TALL software for language learning.
EDUCATION
Ph.D. in Guided Learning (Ongoing)
College of Technology and Engineering, Udaipur
Focus: Human-in-the-loop AI systems, curriculum optimization, and machine teaching
M.S. in Artificial Intelligence (2017 – 2020)
Dr Akhilesh Das Gupta Institute of Technology & Management
Coursework in deep learning, natural language processing, and reinforcement learning
Bachelor of Science in Computer Science
Dr Akhilesh Das Gupta Institute of Technology & Management | 2005 – 2012
CERTIFICATIONS
● Certified Scrum Master – Scrum Alliance
● Ongoing: Secure Code Practices (Self-study, OWASP, 2024)
ADDITIONAL INFO
● English: C2 Proficiency
● Hindi: Native
● Clearance: Available on request
● Open to: Remote or Contract QA/Code Review roles
● Interests: LLM fine-tuning, Java Performance Benchmarking, Security Protocols
