API Solutions Engineer - Multilingual

We're looking for a motivated and talented API Solutions Engineer who will help us bridge the gap between business needs and complex software technology. Your mission with us is to ensure end-to-end support and consultancy for our international clients in choosing their technical solutions and coordinating first-level technical assistance for our API solutions. As primary technical partner to the sales team, you will be responsible for validating technical feasibility, tailoring solutions, and securing the "technical win" from initial discovery through to handover to implementation, by assisting clients, partners, and IT service providers during the implementation phase as well as in case of technical issues. A true coordinator, you manage both internal and external stakeholders, the progress and execution of action plans and project deliverables and provide support after the go-live.

Responsibilities

Technical Discovery & Scoping: Engaging with prospects to understand business requirements, technical environments, and pain points to design optimal, tailored solutions; Pre-Sales Support: Analyze customer needs and formalize requirements, define the appropriate solution, support the setting up of the contract, responsible for the technical solution proposal and its implementation; Product Demonstrations: Delivering high-impact, customized product demos that highlight value and ROI; Proof of Concept (PoC/PoV) Management: Leading technical validations to prove the software meets specific customer requirements; Implementation: Define the implementation model and coordinate the technical team; deploy the technical solution; Post-Go-Live Support: Manage incidents and provide after-sales technical support; Post-Sales Handover: Ensuring a smooth transition of knowledge from the sales team to the Professional Services/Delivery team

Requirements

Solid experience in technical support, IT troubleshooting, and debugging in environments involving web services; Good understanding of API concepts (REST/JSON, SOAP/XML) and ability to follow predefined integration steps; Hands-on experience with web service testing tools such as Postman or SoapUI; Ability to read logs, identify root causes, and escalate complex issues when needed; 2-5 years in technical support, IT troubleshooting, application support, or junior implementation roles; Experience working with APIs at a practical level (testing, debugging, basic integration steps); English is a must; A second language is required at C1 level or above; Organized, structured, and attentive to detail; Ability to manage multiple client requests and small technical tasks in parallel; Strong interpersonal skills and a service-oriented attitude; Strong troubleshooting mindset; Able to explain technical issues in a clear, structured way to non-technical stakeholders

Nice to have

Familiarity with cloud environments (AWS or similar); Exposure to international clients or cross-country teams; Industry knowledge (credit insurance, collections, banking); Hands-on experience with web service testing tools such as Postman or SoapUI

Benefits

Continuous support and guidance throughout your work; Hybrid work model