Information Technology Solution With

Raka Janitra Profile

Certified by

The SecOps Group Red Team Leader HackerRank Red Hat Academy

Transforming Concepts into Seamless User Experiences

Hi! I'm Raka Janitra, a Software / Platform & Security Engineer based in Jakarta 🇮🇩

Trusted by & Certified with

cloudinary cloudinary
HOSTINGER HOSTINGER
redhat redhat
docker. docker.
gcp

My work experience

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Software Engineer - Kelas Pintar Indonesia

Assisted in the development of a web-based platform using Vue.Js, Node.Js and PHP, enhancing interactivity platform Video Conference or Live Streaming Guru and Tanya

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Data Engineer - Bank BTPN

Handle Data Streaming/ Change Data Capture (CDC) with ETL Concept with Python, Apache Spark, Apache Kafka, Hadoop, and Cloudera Database (CDP) for Data warehouse Core Banking System.

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(TL) Platform Engineer - PT Pharos Indonesia

Leading/assist R&D Architecture Software at Pharos Indonesia, and propose new architecture for approach new features and Microservices existing Pharos Group, and Century Pharmalink with quick bug fixing level production

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(Part-Time) Red Team Offensive - PT PLN Energi Primer Indonesia

Support offensive security activities focused on identifying weaknesses from a realistic adversary perspective, with an emphasis on infrastructure, network, and cloud attack surfaces. My work includes conducting controlled penetration testing and adversary simulations across on-premise (bare-metal) environments, enterprise VPN implementations, Cisco-based network infrastructure, and cloud platforms.During these engagements, I assess exposure and misconfiguration risks across identity, network segmentation, access pathways, and cloud control-plane components (including AWS), aligning testing activities with defined scope, authorization, and safety constraints. The objective is not only to demonstrate technical exploitability, but to validate defensive controls, detection coverage, and response readiness in realistic scenarios.

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Sr. Platform and Security Engineer (L3) - A1C LTE. PTD

Focus on securing and operating cloud-native platforms with an emphasis on threat-led security validation and operational resilience. My work centers on designing, hardening, and continuously improving infrastructure running on Google Cloud and Kubernetes (GKE) through automation-first and policy-driven approaches.I am actively involved in security operations and platform assurance, including log and telemetry analysis, detection validation, incident response support, and anomaly investigations. Rather than relying on manual control-plane access, I help implement infrastructure-as-code and security automation using tools such as Terraform, standardized configurations, and repeatable guardrails to reduce risk and human error.With a background strengthened by Certified Red Team Operations Management (CRTOM), I bring a threat-led perspective to platform security—aligning defensive controls, detection capabilities, and operational processes with realistic adversary behavior and business impact. My approach bridges cloud security, SOC operations, and governance, ensuring production environments remain secure, observable, and resilient against modern threats.

A Selection of
Professional
Certifications

(CCSP-AWS) - Certified Cloud Security Practitioner

(CCSP-AWS) - Certified Cloud Security Practitioner

Certified Cloud Security Practitioner (CCSP-AWS) demonstrates a foundational understanding of how cloud systems on Amazon Web Services (AWS) are secured, focusing on protecting data, applications, and infrastructure in cloud environments.

(CNSP) - Certified Network Security Practitioner

(CNSP) - Certified Network Security Practitioner

Certified Network Security Practitioner (CNSP) is a foundational certification that demonstrates an understanding of how computer networks are protected from common threats, helping ensure data and systems stay safe in everyday digital environments.

(CCEP) - Certified Cybersecurity Educator Professional

(CCEP) - Certified Cybersecurity Educator Professional

Certified Cybersecurity Educator Professional (CCEP) demonstrates the ability to both understand cybersecurity concepts and effectively teach them to others. This certification highlights expertise in protecting digital systems, managing security risks, and guiding individuals or teams to follow best security practices in real-world environments.

(CRTOM) - Certified Red Team Operations Management

(CRTOM) - Certified Red Team Operations Management

Certified Red Team Operations Management (CRTOM) demonstrates expertise in building and managing threat-led red team programs, including adversary emulation, cloud red teaming, detection validation, and executive-level risk reporting. The certification emphasizes operational safety, governance, and measurable security improvement rather than exploit-driven testing.

SQL (Advanced) - Certified

SQL (Advanced) - Certified

SQL (Advanced) Certification from HackerRank, demonstrating strong proficiency in advanced SQL concepts such as complex joins, subqueries, window functions, data aggregation, and performance-oriented querying. This certification reflects my ability to work with complex datasets, optimize queries, and support data-driven decision making in production environments.

Software Engineer - Certified

Software Engineer - Certified

Software Engineer Certification from HackerRank, demonstrating strong proficiency in backend software engineering fundamentals, including relational database design and advanced SQL using PostgreSQL, backend development with Go, RESTful API design, and algorithmic problem solving. This certification reflects my ability to build reliable, efficient, and scalable systems, apply sound data modeling practices, implement well-structured APIs, and reason through complex problems with performance and maintainability in mind.

Go (Intermediate) - Certified

Go (Intermediate) - Certified

Go (Intermediate) Certification from HackerRank, demonstrating strong proficiency in core Go concepts such as functions, pointers, file handling, structured error handling, and building web services. This certification reflects my ability to develop reliable backend services, write maintainable code, and apply Go effectively in real-world, production-oriented environments.

Latest docs & projects

Kind words from
satisfied clients

"While working directly with Raka as his product manager, Raka was very helpful. He often offered solutions from a technical perspective, explaining the pros and cons. Raka also demonstrated a high level of responsibility and ownership regarding his tasks or the projects he was handling. It wasn’t uncommon for him to stay up late or work on weekends to meet deadlines set in the timeline during direct work. Raka’s ability to complete tasks quickly is excellent and highly recommended."

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Witri Nurul

Product Owner/ Manager Specialist Market B2C at Kelas Pintar

"Working with Raka is fun and full of challenges. He's a quick and proactive individual—any project handled by Raka is always completed almost perfectly. His high ambition inspires those around him and boosts their motivation. He consistently shares positive energy, no doubt about it! 👍"

IR

Ike Rizky Amelia

QA Engineer at Bank BRI (BUMN)

"Raka really helped me out since he assisted me in working on the program for my Final Project. Whenever there was an error, he’d always help if he could. Honestly, Raka is the best. I even call him a robot because he can handle almost every programming language, LOL 😂👍."

RA

Ricky Abdullah

Product Designer at PT Pelindo (BUMN)

"Raka is highly interactive and easily translates coding concepts into business requirements. He’s laid-back yet highly responsible and takes an active role in the program. Truly impressive 🔥!"

FA

Fhitras A

Entrepreneur

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