Stefan Filev
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Stefan Filev Email & Phone Number

Lead API Support Engineer at Kleene.ai
Location: London, England, United Kingdom 7 work roles 5 schools
1 work email found @expedia.com LinkedIn matched
✓ Verified Jul 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email

Work email s****@expedia.com
LinkedIn Profile matched
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Current company
Role
Lead API Support Engineer
Location
London, England, United Kingdom

Who is Stefan Filev? Overview

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Quick answer

Stefan Filev is listed as Lead API Support Engineer at Kleene.ai, based in London, England, United Kingdom. AeroLeads shows a work email signal at expedia.com and a matched LinkedIn profile for Stefan Filev.

Stefan Filev previously worked as API Support Engineer at Kleene and Associate Market Manager at Expedia Group. Stefan Filev holds Full Stack Web Development, Computer Programming from Le Wagon.

Company email context

Email format at Kleene.ai

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{first_initial}{last}@expedia.com
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AeroLeads found 1 current-domain work email signal for Stefan Filev. Compare company email patterns before reaching out.

Profile bio

About Stefan Filev

Hello there! I'm a tech enthusiast who embarked on a rewarding journey from Hotel Market Manager to becoming a proficient API Support Engineer. With a strong background in account management spanning over 5 years, I've seamlessly transitioned my problem-solving abilities, teamwork ethos, and effective communication skills into the dynamic tech sphere.My fascination with technology propelled me towards this career shift, and as an API Support Engineer, I'm immersed in the intricate realm of technology daily. Guiding clients through technical challenges and finding innovative solutions is not just a job but a genuine passion. This role has been a revelation, fostering an unquenchable thirst for continuous learning as I navigate the ever-evolving tech landscape.Blending my customer-centric approach from hospitality with newfound technical prowess is where I thrive. I'm steadfast in my commitment to refining my skills, conquering challenges, and leaving a meaningful impact on the tech community.If you're seeking a dedicated professional who excels in both fast-paced environments and collaborative tech settings, I'm just a message away. Let's connect, collaborate, and create something exceptional together!

Listed skills include Hotels, Tourism, Sustainable Tourism, Event Management, and 16 others.

Current workplace

Stefan Filev's current company

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Kleene.ai
Kleene.Ai
Lead API Support Engineer
London, GB
Website
AeroLeads page
7 roles

Stefan Filev work experience

A career timeline built from the work history available for this profile.

Lead Api Support Engineer

London, Gb

Lead Api Support Engineer

London Area, United Kingdom

Api Support Engineer

London, England, United Kingdom

• Integration Leadership and Development: Spearheaded the integration projects, collaborating with internal stakeholders to broaden our connector library. Utilized in-house tools for effective API connections, integrating various systems and services.• Primary Integration Expert: Established as the go-to expert for all integration-related queries within the company, offering guidance and solutions to colleagues across various departments.• Data Flow Integration Using APIs: Executed multiple data flow integrations, leveraging both external APIs and proprietary tools. Skillfully managed complex data structures to ensure seamless interoperability between different systems.• API Documentation Interpretation: Demonstrated adeptness in understanding and applying documentation for diverse services' APIs, a key component in meeting varied integration requirements.• In-House Tool Enhancement: Actively tested and expanded the capabilities of our integration tools. Documented findings comprehensively, contributing to the development of enhanced software functionalities.• Client Interaction and Requirements Analysis: Engaged directly with clients to understand and analyze their data requirements, translating these into effective and tailored integration solutions.

May 2023 - May 2024

Associate Market Manager

London, England, United Kingdom

• Managed a portfolio of more than 150 London based hotels (both chain and independent) Assisted hotel partners in achieving their revenue goals and use of Expedia's systems Promoted the adoption and use of the company’s marketing tools• Negotiated new agreements and renegotiated existing ones when required• Liaised with operations, marketing and legal teams to optimize business performance and opportunities with hotels• Maintained the good relationship with partners

Nov 2019 - Apr 2023

Secondment Position With Delivery Platform (Ci/Cd) Team

London, England, United Kingdom

• Completed various training courses in AWS, Spinnaker, Kotlin, and Java, enhancing technical skills and knowledge• Participated in 2 Agile workshops, gaining understanding of Agile methodologies and practices and actively took part in weekly Planning & Grooming sessions, Kanban board updating, and work sprints (as part of an Agile team)• Developed hands-on experience with Java and Kotlin codebases through real-world project tasks, improving technical skills and understanding of the languages• Conducted research, analysis and visual representation (on a Miro board) of Spinnaker's service Clouddriver and its Deploy Packages, presented findings to team as part of a work story• Participated in shadowing and pair programming sessions using IntelliJ IDEA's Code With Me plugin, prepared training materials and best practices to assist other team members, improving the team's productivity and skill development• Contributed to the development of Aerosol (an internal tool that is a thin wrapper around the CloudFormation ChangeSets API), by developing and introducing a new Changesets Controller and updating the existing codebase in both Java and Kotlin• Assisted in creating and maintaining training materials in Confluence for new team members to improve onboarding process and knowledge of company's tools and processes

Jul 2022 - Dec 2022

Contracts Manager

London, United Kingdom

• Negotiated on rates, room allotments and contract conditions with hotel partners• Looked after the good relationships with suppliers• Ensured Group and FIT business is placed correctly by liaising with other departments• Investigated the need for new suppliers and extended the company’s hotel portfolio• Was the final point of negotiation in case other departments needed assistance withbook-outs, compensations or operational issues• Ensured special offers were obtained and existing contracts were revised with betterconditions when the market conditions allowed it• Liaised with the company’s sales offices worldwide and educated them on destinationand supplier trends

Feb 2016 - Oct 2019

Group Consultant

London, United Kingdom

• Was responsible for group hotel reservations (main area was Switzerland)• Dealt with new bookings, amendments and cancellations of bookings• Negotiated on rates and booking conditions • Was responsible for inputting and checking rates in the in-house computer system• Dealt with book-outs and negotiated on compensations when needed• Developed close working relationships with suppliers• Prioritized the workload according to deadlines and urgency • Educated contracted suppliers as well as potential new partners on the company’s standard booking procedures and conditions • Prepared documentation needed for prepayments for non-contracted suppliers• Dealt with VIP bookings and negotiated on special requests and conditions

Jan 2015 - Feb 2016
5 education records

Stefan Filev education

Full Stack Web Development, Computer Programming

Bachelor'S Degree, Tourism Management

University Of Economics Varna

Non-Degree Program, Tourism

Esec College, Coimbra, Portugal

Deutsches Sprachdiplom - Dsd, German Language

First Language School Varna
FAQ

Frequently asked questions about Stefan Filev

Quick answers generated from the profile data available on this page.

What company does Stefan Filev work for?

Stefan Filev works for Kleene.ai.

What is Stefan Filev's role at Kleene.ai?

Stefan Filev is listed as Lead API Support Engineer at Kleene.ai.

What is Stefan Filev's email address?

AeroLeads has found 1 work email signal at @expedia.com for Stefan Filev at Kleene.ai.

Where is Stefan Filev based?

Stefan Filev is based in London, England, United Kingdom while working with Kleene.ai.

What companies has Stefan Filev worked for?

Stefan Filev has worked for Kleene.Ai, Kleene, Expedia Group, and Miki Travel.

How can I contact Stefan Filev?

You can use AeroLeads to view verified contact signals for Stefan Filev at Kleene.ai, including work email, phone, and LinkedIn data when available.

What schools did Stefan Filev attend?

Stefan Filev holds Full Stack Web Development, Computer Programming from Le Wagon.

What skills is Stefan Filev known for?

Stefan Filev is listed with skills including Hotels, Tourism, Sustainable Tourism, Event Management, Hospitality, Hospitality Management, Hospitality Industry, and Tour Operators.

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