Antoine LE SOMMER

Solutions Engineer | Technical Account Manager

Salary / Daily rate

77600 Chanteloup-en-Brie, France

Mobility: France, Spain, ...

Freelance, open to permanent contract

Can come onsite

Skills

Consulting ITKnowledge ManagementCustomer CareCustomer Success

Languages

English (Native)Spanish (Native)French (Native)Portuguese (Fluent)Italian

About me

Intro

Solutions Engineer and API Integration Expert with 3+ years of experience at the core of the Fintech and SaaS API ecosystem. My day-to-day : • Translating complex business requirements into robust technical architectures • Securing the onboarding of Tier-1 B2B enterprise clients • Driving high-level Quality of Service Following an enriching operational chapter on the field dedicated to managing high-stakes projects and mission-critical risks, I am returning to my core tech expertise to tackle

Links

Work experience

Special Effects Technician/Pyrotechnician

Disneyland Paris

May 2025 - Present

1 year 6 months

77700 Chessy, France

ℹ️ Focusing on technical programming, automated systems, and operational risk management under strict zero-error constraints. 🎯 Key Responsibilities & Achievements: • Programming and triggering complex automated show systems using DMX protocols. • Steering live technical operations under highly demanding regulatory and safety frameworks. • Real-time cross-functional coordination with multiple engineering and production crews (stage, sound, lighting) during operational incidents or crises. • Drafting precise technical intervention reports when required.

Pyrotechnician crew chief

AS Production

Dec 2019 - Present

6 years 11 months

60300 Senlis, France

ℹ️ Focusing on technical programming, automated systems, and operational risk management under strict zero-error constraints. 🎯 Key Responsibilities & Achievements: • Programming and triggering complex automated show systems using DMX protocols. • Steering live technical operations under highly demanding regulatory and safety frameworks. • Real-time cross-functional coordination with multiple engineering and production crews (stage, sound, lighting) during operational incidents or crises. • Drafting precise technical intervention reports when required.

Solution Engineer

Chift APIFreelance

Sep 2024 - Apr 2025

8 months

Remote

ℹ️ SaaS Solutions Engineer driving technical scoping and implementation for B2B enterprise accounts and strategic partners. 🎯 Key Responsibilities & Achievements: • B2B Partner Onboarding: Leading technical scoping and following up with partners for frictionless API solution deployments. • Troubleshooting & Diagnostics: Payload analysis, isolating and resolving complex Tier 2/3 technical incidents. • Cross-Functional Coordination: Serving as the direct technical liaison between internal product squads, clients, and partners. • Processes & Structural Upgrades: Authoring technical integration guides, standard operating procedures, and operational performance reports for the Executive Committee (COMEX). 🛠️ Tech Stack: REST API, cURL, Postman, Bruno, Webhooks, SQL.

Bridge

Mar 2021 - Jul 2024

3 years 5 months

Paris, France

Integration Specialist

Jun 2023 - Jul 2024

1 year 2 months

Paris, France

ℹ️ High-level technical execution, architectural diagnostics, and customer deployment steering. 🎯 Key Responsibilities & Achievements: • Management & Care: Operational leadership for 2 direct reports (workload planning, priority management, and technical upskilling). • API Expertise & Onboarding: Guiding complex technical integrations and managing API version migrations for B2B enterprise clients. • Monitoring & Data: Deployed a platform surveillance system to track and identify client API integration anomalies or technical bad practices. • Technical Advising: Deep-diving into client use-cases, delivering advanced integration diagnostics, and providing tailor-made technical recommendations. • Performance & Growth: Rigorous KPI tracking and steering continuous improvement projects (workflows automation, QoS optimization). 🛠️ Tech Stack: REST API, cURL, Postman, Bruno, Webhooks, JS, NodeJs, SQL.

Senior Technical Support Manager

Mar 2022 - Jun 2023

1 year 4 months

Paris, France

ℹ️ Leading the technical support team, managing tech recruitment, and structuring operational processes in project mode. 🎯 Key Responsibilities & Achievements: • Team Leadership: Global management of the technical support engineering squad, including day-to-day scheduling, conflict arbitration, and task prioritization. • Synergies & Alignment: Resolving complex integration hurdles in close, direct synergy with Solution Engineering, Delivery, and Core Engineering teams. • Care Strategy: Designing and rolling out the corporate technical support strategy (value-add creation, support tier definition, and SLA mapping). • Business & CSM: Proactively identifying account expansion opportunities (upsell/cross-sell) in tight alignment with Customer Success Managers. • Process Overhaul: Mapping existing workflows, redesigning inter-departmental data flows, and implementing technical and operational solutions. • Recruitment & Onboarding: Spearheading the tech hiring pipeline (screening, initial technical interviews, designing and grading case studies, and cultural fit evaluation). • Mentorship: Managing onboarding tracks for new hires and mentoring tech apprentices (university relations, dedicated roadmap building). 🛠️ Tech Stack: REST API, cURL, Postman, Bruno, Webhooks, JS, NodeJs, SQL.

Technical Support Manager

Mar 2021 - Mar 2022

1 year 1 month

Paris, France

ℹ️ Operational management of B2B technical support and product performance optimization. 🎯 Key Responsibilities & Achievements: • Performance & ROI: Achieved a historical 30% reduction in low-value incoming support tickets by reviewing client API integrations, upgrading technical documentation, deploying Zendesk automations, and running customer training. • Ops & Diagnostics: Handling daily technical queries, isolating, and troubleshooting advanced client integration bugs (Tier 2/3). • Cross-Functional Alignment: Identifying technical integration blockers and collaborating continuously with Solution Engineering, Delivery, and CSM squads. • Process & Care: Actively participating in building the care framework and modeling cross-departmental communication flows. 🛠️ Stack technique : API REST, cURL, Postman, Bruno, Webhooks, JS, Nodejs, SQL.

IT Project Manager

Lively Software

Sep 2019 - Sep 2020

1 year 1 month

Paris, France

ℹ️ Steering technical software deployment projects (Web/Mobile) for enterprise B2B accounts, from initial requirement gatherings to final production releases. 🎯 Key Responsibilities & Achievements: • Scoping & Steering: Managing end-to-end technical projects, from initial business discovery to full technical deployment at the client site. • Agile Methodology: Coordinating a team of full-stack developers and DevOps engineers, overseeing timeline scheduling, deliverables tracking, and backlog prioritization. • QA & Release: Organizing User Acceptance Testing (UAT) phases, running functional validation tests, authoring project documentation, and providing post-production hypercare support. 🛠️ Tech Stack : API REST, cURL, Postman, Bruno, Webhooks, JS, Nodejs, SQL.

Bank Advisor

LCL

Nov 2019 - Jun 2020

8 months

94800 Villejuif, France

ℹ️ Financial portfolio management, credit underwriting, and B2B partner account management. 🎯 Key Responsibilities & Achievements: • Risk Analysis: Running detailed financial audits, solvency evaluations, and assembling complex lending structures (real estate and consumer credit).

ING France

Dec 2017 - Aug 2019

1 year 9 months

Paris, France

Mortgage Bank Advisor

Sep 2018 - Aug 2019

1 year

Paris, France

ℹ️ Financial portfolio management, credit underwriting, and B2B partner account management. 🎯 Key Responsibilities & Achievements: • B2B Business Relations: Actively managing, monitoring, and expanding the pipeline of loan originations with a regional network of mortgage brokers. • Risk Analysis: Running detailed financial audits, solvency evaluations, and assembling complex lending structures (real estate and consumer credit).

Bank Advisor

Dec 2017 - Sep 2018

10 months

Paris, France

ℹ️ Financial portfolio management, loan underwriting, and B2B partner account management. 🎯 Key Responsibilities & Achievements: • Executing daily banking solutions, liquid savings optimization, and stock market investments advice (Life Insurance portfolios). • Project Contribution: Gathering customer inputs and pain points to capitalize internal product knowledge.

Customer Satisfaction Specialist

Mar 2018 - Apr 2018

2 months

Paris, France

ℹ️ Handling, investigating, and resolving Tier 2 and Tier 3 complex claims for ING internal call centers and external BPO vendors. 🎯 Key Responsibilities & Achievements : • Customer Care & Crisis Management: Managing high-priority or sensitive escalations to protect retention rates. • Coordinating technical and financial investigations with B2B partners to settle disputes.

Cultural Representative

Walt Disney World

Aug 2017 - Dec 2017

5 months

Orlando, FL, USA

ℹ️ Cultural exchange placement within high-volume commercial venues at the France Pavilion (EPCOT World Showcase - Walt Disney World, Orlando, Florida). 🎯 Key Responsibilities & Achievements: • High-volume consultative sales and international guest relations. • Maintaining store standards, visual merchandising, and inventory tracking. • Sharing French culture with an international audience. • Developing complete, bilingual fluency in English within a native professional setting.

Disneyland Paris

Aug 2013 - Aug 2017

4 years 1 month

77700 Chessy, France

Retail Unit Manager Assistant

Aug 2015 - Aug 2017

2 years 1 month

77700 Chessy, France

ℹ️ Operational supervision and commercial performance optimization of high-traffic retail units. 🎯 Key Responsibilities & Achievements: • Team Leadership: Leading, scheduling, and providing on-the-field training for operational crews of 30 to 40 cast members. • Guest Excellence: Enforcing strict Disney customer service quality standards and resolving advanced customer disputes. • Financial Operations & Compliance: Managing complex financial streams (point-of-sale closing procedures, store vault management, fund drops) and supply chain tracking. • Internal Projects: Spearheading local sales booster campaigns for the stationary category.

Retail Sales Associate

Aug 2013 - Aug 2015

2 years 1 month

77700 Chessy, France

ℹ️ Consultative selling, point-of-sale maintenance, and floor stock management in a fast-paced environment. 🎯 Key Responsibilities & Achievements: • Guest Excellence: Consistently delivering premium guest service and handling local complaints in an international environment. • Financial Operations: Following strict cash-handling compliance and cash register auditing. • Internal Projects: Initiating and leading a localized sales push for a declining item category (Disney Light Ears).


Education

Université Paris-Est Marne-la-Vallée

Licence professionnelle Responsable du Développement de Projets

2019 - 2020

1 year 1 month

Stephenson Formation

Brevet de Technicien Supérieur en Management des Unités Commerciales

2015 - 2017

1 year 11 months

Stephenson Formation

Baccalauréat professionnel commerce

2013 - 2015

1 year 11 months


Licenses & certifications

Formation SSCT & ES (Comité Social et Économique)

Issued: Oct 2023

Certified by CAPI Consult O.I.

Certification AMF

Issued: Mar 2021

Certified by First Finance

F4/T2 Niveaux 1 & 2

Issued: Sep 2019

Certified by Jacques PREVOT Artifices

Directive Crédit Immobilier (DCI)

Issued: Jan 2019

Certified by Bärchen

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