I describe myself as someone responsible, hard worker and ambitious, with a positive and open mindeset. Living in diverse countries with different cultures and ways of thinking, made me someone predisposed tolearn, get out of my comfort zone and always respect others opinions and point of view. I'm always looking for new challenges in order to improve my skills.

Jeremi Contreras

I describe myself as someone responsible, hard worker and ambitious, with a positive and open mindeset. Living in diverse countries with different cultures and ways of thinking, made me someone predisposed tolearn, get out of my comfort zone and always respect others opinions and point of view. I'm always looking for new challenges in order to improve my skills.

Available to hire

I describe myself as someone responsible, hard worker and ambitious, with a
positive and open mindeset. Living in diverse countries with different cultures
and ways of thinking, made me someone predisposed tolearn, get out of my
comfort zone and always respect others opinions and point of view. I’m
always looking for new challenges in order to improve my skills.

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Language

English
Fluent
French
Fluent
Wolof
Fluent
Spanish; Castilian
Fluent
Italian
Beginner

Work Experience

Private Teacher at Self-Employed
January 1, 2024 - October 11, 2025
Experienced educator with a strong background in Mathematics and Language instruction, delivering personalized lessons to students from diverse cultural backgrounds. Skilled in adapting teaching methods to both individual and group settings, creating a supportive and engaging environment that fosters academic development. Proven track record in preparing students for school exams and Spain's university entrance exam.
DevOps and Embedded Software Engineer at Seven Solutions S.L.
January 1, 2021 - October 11, 2025
Contributed to the development and maintenance of 'White-Rabbit,' an advanced synchronization technology used by CERN, with a focus on software validation and system reliability. Designed and implemented a comprehensive CI/CD pipeline, automated testing and deployment processes to significantly reduce release cycles. Used Docker to create and manage containerized environments, ensuring consistency, scalability, and efficient transitions across development, testing, and production stages. Employed Jenkins to automate build, test, and deployment workflows, supporting parallel test execution and enhancing overall software quality and delivery speed. Collaborated closely with development teams to embed DevOps practices into their workflows, conducting regular reviews to identify and implement process improvements.
Photographer and Sales Specialist at Photo Event
January 1, 2025 - Present
Combined photography and sales skills by organizing on-site photo sessions for hotel guests on the Canary Islands, followed by same-day editing and presentation of printed packages. Utilized persuasive sales techniques to convert sessions into purchases, consistently meeting and exceeding monthly sales targets in a fast-paced, client-facing hospitality environment.
Sales Specialist at GXC Ibiza
January 1, 2025 - Present
Merged photography expertise with sales responsibilities to generate on-site guest experiences and drive revenue in Ibiza. Built strong client relationships and delivered customized experiences and packages.
Sales Specialist at GXC Ibiza
January 1, 2025 - Present
Sold and organized customized holiday packages including boat parties, open bars, formente trips, open bars, restaurants, and on-site experiences. Implemented effective sales strategies and upsell techniques to meet and exceed monthly sales targets in a high-paced hospitality environment.
DevOps and Embedded Software Engineer at Sopra Steria
December 31, 2021 - October 11, 2025
Contributed to the development and maintenance of 'White-Rabbit', an advanced synchronization technology used by CERN, with a focus on software validation and system reliability. Designed and implemented a comprehensive CI/CD pipeline, automated testing and deployment processes to significantly reduce release cycles. Used Docker to create and manage containerized environments, ensuring consistency, scalability, and efficient transitions across development, testing, and production stages. Collaborated closely with development teams to embed DevOps practices into workflows and conducted regular reviews to drive improvements.
Software Engineer at Sopra Steria
December 31, 2024 - October 11, 2025
Maintained and enhanced software deliverables; collaborated with development and DevOps teams to embed DevOps practices into workflows; conducted regular code reviews to identify and implement process improvements.
Photographer and Sales Specialist at Photo Eventi
January 1, 2025 - Present
Combined photography and sales skills by approaching hotel guests on-site for photo sessions, followed by same-day editing and presentation of printed packages. Used persuasive sales techniques to convert sessions into purchases, consistently meeting and exceeding monthly sales targets in a high-paced, client-facing hospitality environment. Earned performance bonuses for surpassing company-set sales goals.
Private Teacher at Self-employed
January 1, 2024 - October 12, 2025
Private tutor teaching Mathematics and Languages (English, Spanish, French) to students from diverse cultural backgrounds. Adapted teaching methods for individuals and groups; created a supportive and engaging environment; prepared students for Spain's university entrance exam (Selectividad) with strong results, particularly in Mathematics.
DevOps and Embedded Software Engineer at Seven Solutions S.L.
January 1, 2021 - October 12, 2025
Contributed to the development and maintenance of 'White-Rabbit', an advanced synchronization technology used by CERN, focusing on software validation and system reliability. Designed and implemented a comprehensive CI/CD pipeline, automating testing and deployment processes to significantly reduce release cycles. Used Docker to create and manage containerized environments, ensuring consistency, scalability, and efficient transitions across development, testing, and production stages. Employed Jenkins to automate build, test, and deployment workflows, supporting parallel test execution and enhancing overall software quality and delivery speed. Collaborated closely with development teams to embed DevOps practices into their workflows, conducting regular reviews to identify and implement process improvements.
Sales Specialist at GXC Ibiza
January 1, 2025 - Present
Sold and organized customized holiday packages, including boat parties, espacios, open bars, restaurants, and exclusive experiences. Implemented effective sales strategies and upsell techniques, often combining products with added-value offers such as guest list entries to top Ibiza clubs. Built strong client relationships through personalized service and local knowledge, consistently meeting and exceeding sales targets in a high-demand environment.

Education

Bachelor of Computer Science at Universidad de Granada
January 1, 2016 - January 1, 2022
Bachelor of Computer Science (Erasmus Program) at Vilnius University
January 1, 2019 - January 1, 2020
Bachelor of Computer Science at Universidad de Granada
January 1, 2016 - January 1, 2022
Bachelor of Computer Science - Erasmus Program at Vilnius University
January 1, 2019 - January 1, 2020
Bachelor of Computer Science at ETSIIT, Universidad de Granada
January 1, 2016 - January 1, 2022
Erasmus Program (Exchange) at Vilnius University
January 1, 2019 - January 1, 2020

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Media & Entertainment, Education, Professional Services, Retail