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Hi There!

My name is 

Ivan Battimiello

I Am a Full-stack DeveloperDevOps EngineerSolution Builder

Experienced Full-stack Engineer with deep Backend knowledge and great DevOps understanding.

ABOUT ME

I hold a degree in Computer Science and bring a passion for building scalable, secure, and well-crafted solutions. Proficient in multiple programming languages, I thrive in collaborative environments, guiding teams through mentorship, code reviews, and strategic direction to ensure best practices; I enjoy fostering a positive and productive atmosphere, where quality and teamwork go hand in hand. If you’re looking for a dedicated teammate who blends technical expertise with a collaborative spirit, you might have just found them!
Residence: Naples, Italy
Freelance: Available
Age: 33

9+

years of experience

25+

Project Completed

11+

Happy Customers

4+

K8S Cluster Managed

EXPERIENCE

2025 - Present
Amaris - Senior BE Engineer
Built scalable microservices for a betting platform, containerized legacy systems with Kubernetes, and applied design patterns to ensure performance and maintainability.
2021 - 2024
Lasting Dynamics - Senior BE/DevOps Engineer
Led backend and DevOps initiatives, facilitating project advancements and providing expert guidance to the development team in a technical leadership role.
2016 - 2021
Netcom Group - Full-stack Developer
Contributed to multiple projects across various domains such as public administration, mobility, and healthcare, gaining experience in both team-oriented and independent roles.

EDUCATION

2011 - 2017
Bachelor’s degree, Computer Science
University of Naples Federico II

Thesis title: Simulation of input virtual reality devices utilized in a training platform environment.

2016
Digital Comoedia - Developer
Worked on a project that aimed to emulate virtual reality input devices, achieving successful results and desired outcomes.
2013
PC Software and Hardware Assistance
Gained hands-on experience in diagnosing and resolving software and hardware issues. Acquired in-depth knowledge of PC components and their practical applications in system assembly and troubleshooting.

SERVICES

BE Development

Design and implement scalable backend solutions. Strong focus on performance, security, maintainability, and code quality.

Database

Skilled in managing relational databases, optimizing queries, boosting performance, and ensuring data integrity in cloud-native environments.

DevOps Solutions

Managed Kubernetes clusters with modern cloud tools and built CI/CD pipelines to enable automated, reliable deployments.

Web Development

Proficient in building modern web applications with a focus on performance and scalability, integrating APIs, and handling backend logic efficiently.

Versioning

Strong advocate of GitFlow, ensuring structured and efficient code management across teams.

Management

Experienced in mentoring and collaborating within teams, ensuring best practices in software development and deployment processes.

Distributed System

Experienced in designing and managing distributed systems, ensuring scalability, fault tolerance, and efficient resource utilization

Mobile Development

Knowledgeable in backend APIs and microservices to support mobile applications, ensuring seamless communication and data flow.

Scripting

Skilled in writing scripts for automating infrastructure tasks, secret management, and process optimization.

CODING

I develop robust, scalable applications with a strong foundation in Java and Spring Boot, complemented by expertise in modern DevOps tools like Docker, Kubernetes, and AWS. My coding approach balances backend performance with clean frontend design, integrating CI/CD pipelines, secure infrastructure, and responsive user interfaces. Whether it's building APIs, deploying microservices, or optimizing sites, I deliver production-ready code with precision and adaptability.

BACK END

Java
100%
Python
90%
Go
90%
Node.js
80%
PHP
70%

DEV OPS

Docker
100%
Kubernetes
90%
AWS
80%
Jenkins
80%
Github Actions
70%

FRAME WORK

Spring
100%
Flask
90%
Laravel
80%

FRONT END

HTML / CSS / JS
100%
JSP / JSF
90%
Angular
90%
React
80%

EXPERTISE

Over the years, I've developed a strong command of backend and infrastructure technologies, with databases being one of my core strengths. From designing efficient schemas to optimizing complex queries and ensuring data integrity, it is a reliable pillar of every application I build.
Additionally, I work confidently with message brokers for asynchronous communication and manage web servers to ensure reliable service delivery. My scripting skills help me automate workflows, while testing frameworks ensure quality and stability in every project.
100
%
Databases
MySQL | PostgreSQL | Oracle
90
%
Brokers
Redis | Rabbit | Kafka
90
%
Web Server
Nginx | Apache | Tomcat | WebLogic
90
%
Scripting
Python | Bash | Ruby
80
%
Testing
JUnit | Pytest | PHPTest

KNOWLEDGE

REST, SOAP
Monolithic, Microservices
ORMs (Hibernate, SQLAlchemy, Sequelize)
Mobile (React Native, Fastlane)
AI (LLM, TensorFlow)
Git (Gitlab, Github, Bitbucket)
OS (Linux, MacOS, Windows)
CI/CD Pipelines
FluxCD, ArgoCD
WordPress
OWASP TOP 10 Principles
SOLID Principles
UML Diagrams
Design Patterns
Agile Methodology

SOFT SKILLS

I thrive both in team environments and when working independently. I am a polite and approachable person who knows when to be serious and when to lighten the mood to break the monotony of the day!
Problem Solving
Collaboration
Leadership & Mentorship
Adaptibility
Time Management
Teamwork
Communication

LANGUAGES

I'm a native Italian speaker with strong communication skills in both English and Spanish. I’ve worked for over three years in international environments where English was the primary language, including more than a year collaborating directly with an American client, ensuring clear and effective communication across teams. Moreover, after living in Spain for more than three years, I became confident in casual Spanish.
Italian
English
Spanish

PROJECTS

A Quick Dive Into My Project Domains
Tap on the images to reveal more

Fintech

Led backend and DevOps efforts for a fundraising platform supporting non-profits and individuals. Implemented secure payment integrations, scalable infrastructure, and CI/CD pipelines while ensuring compliance with best security practices.

Betting

Contributed to the development and maintenance of backend systems for high-performance betting platforms. Migrated and enforced legacy apps, ensured reliability, scalability, and low-latency communication, fostering performance and collaboration.

Infrastructure

Managed multi-environment Kubernetes clusters across AWS and self-hosted solutions. Led infrastructure migrations, enforced cloud security policies, automated deployments, and optimized resource usage across staging and production environments.

Community

Developed backend systems for a high-traffic manga community platform with millions of users. Integrated fiat/crypto payment systems, implemented feature toggling, and ensured high availability through robust job queues and scalable architecture.

E-commerce

Built and scaled e-commerce platforms supporting shop owners and NFT-based commerce. Led feature development, CI/CD pipeline management, and cloud infrastructure operations, ensuring fast, secure, and user-friendly experiences.

Insurance

Engineered secure services and automated mobile deployment workflows for a 360º lifestyle and insurance app. Integrated push notification systems and ensured fast delivery to both Android and iOS platforms via Jenkins and Fastlane.

Biotechnology

Developed and optimized backend systems for handling large scientific datasets in electrophysiology research. Used Python, Flask, and Celery to build high-throughput pipelines with robust data storage and processing capabilities.

Mobility

Created scalable REST APIs and real-time map visualizations to manage fleets and mobility data. Handled asynchronous communication using RabbitMQ and integrated spatial data into Google Maps for efficient vehicle tracking and logistics.

Public Administration

Delivered platforms for managing apprenticeships, health records, cultural data, and public services. Built intuitive UIs, secure backends, and real-time features, contributing to modernizing legacy systems for public institutions.

TESTIMONIALS

Discover how my approach to problem-solving, mentorship, and delivery has made a difference in real-world projects—from the perspective of those who’ve worked alongside me.
  • Ivan's one of those backend devs you just trust right away. He writes clean, solid code, always thinks about performance, and somehow makes even the trickiest stuff look easy. His technical decision made every feature look easy and well-organized. What I really appreciated was how smoothly he communicated with the frontend team; he always made sure we were aligned, which improved the quality of the team and saved us a ton of development time

    Tommaso V.

    Happy Colleague
  • Ivan is one of the most skilled and proactive engineers I've ever worked with. His expertise in Kubernetes, CI/CD pipelines, and AWS infrastructure has been crucial in optimizing our deployment processes. He has a unique ability to break down complex DevOps challenges and implement efficient, scalable solutions. Always reliable, always innovative.

    Francesco I.

    Happy Colleague
  • I've had the pleasure of working with Ivan, and he has consistently proven himself to be a skilled and reliable professional. He approaches both standard and unconventional tasks with confidence and creativity. His innovative thinking and problem-solving have significantly enhanced the quality and efficiency of product development.

    Viktoriia L.

    Happy Colleague
  • Ivan brought real expertise to our backend systems. He built fast, reliable features in Python and designed services that handled large data loads without breaking a sweat. His understanding of distributed systems and async processing with tools like RabbitMQ and Celery helped us scale smoothly. He was quick, detail-oriented, and always found clean solutions to complex problems.
    Happy Customer
  • Ivan played a crucial role in helping us scale our platform. His backend expertise, especially with Go and PostgreSQL, made a huge difference in performance and stability. He also set up and managed our entire AWS infrastructure and CI/CD pipelines using Kubernetes and Jenkins, which enabled us to achieve fast and reliable deployments. We could always count on him to find smart solutions and keep things running smoothly under pressure.
    Happy Customer
  • Ivan was instrumental in rebuilding our backend with Node.js. He structured the system to be both scalable and easy to maintain. He also integrated a robust payment system that supported both fiat and crypto, which directly helped us double our revenue. Additionally, he managed our database of millions of users with impressive efficiency; everything remained fast, secure, and reliable. His work gave us the confidence to scale without worries.
    Happy Customer
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