Qualysoft1mo ago

Senior Integration Engineer

Romania·Bucharestsenior

OtherIntegration Engineer

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Quick Summary

Overview

About Qualysoft · 25 years of experience in software engineering, established in Vienna, Austria · Active in Romania since 2007, with office in central Bucharest (Bd.

Technical Tools

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About Qualysoft

· 25 years of experience in software engineering, established in Vienna, Austria

· Active in Romania since 2007, with office in central Bucharest (Bd. Iancu de Hunedoara 54B)

· Delivering End to End IT Consulting Services - From Team Augmentation and Dedicated Teams to Custom Software Development

· We deliver scalable enterprise systems, intelligent automation frameworks, and digital transformation platforms

· Cross-industry experience by sustaining global players in BSFI (Banking, financial services and insurance), Telecom,Retail & E-commerce, Energy and Utilities, Automotive, Manufacturing, Logitics, High Tech

· Global Presence: Switzerland, Germany, Austria, Sweden, Hungary, Slovakia, Serbia, Romania, and Indonesia

· International team of 500+ software engineers

· Strategic partnerships: Microsoft Cloud Certified Partner, Tricentis Solutions Partner in Test Automation and Test Management, Creatio Exclusive Partner, Doxee Implementation Partner

· Powered by cutting-edge technologies: AI, Data & Analytics, Cloud, DevOps, IoT, and Test Automation.

· Project beneficiaries ranging from large-scale enterprises to startups

· Stable growth and revenue increase year over year, a resilient organisation in volatile IT market conditions

· Quality-first mindset, culture of innovation, and long-term client partnerships

· Global and local reach – trusted by key industry players in Europe and the US

Understanding of API design & consumption (REST, JSON, OpenAPI/Swagger);

HTTP semantics (status codes, headers, idempotency);

Working with API gateways (Apigee / IBM API Connect / similar);

Client credentials, rate limiting, API products;

Northbound / Southbound API separation;

Integrating APIs with legacy backends (EAI, ESB, SOAP → REST);

Handling partial failures and backend inconsistencies;

Mapping / transformation between schemas;

Cross‑market integrations (single API → many markets);

CAMARA / GSMA Open Gateway concepts (high level);

Working across different markets (RO, PT, ES, etc.);

Dealing with vendor‑specific quirks behind a common API;

OAuth2 / Client Credentials;

mTLS, secrets handling;

Cloud‑native Basics;

Containers & Kubernetes (at least integration‑level understanding);

Staying on recurring and ad‑hoc calls with product owners, network teams, API providers, security and consuming platforms;

Clarifying API contracts, payload structures, error handling and edge cases in live discussions;

Aligning expectations between API producers and consumers;

Ensuring all parties have a shared understanding of responsibilities and ownership;

Managing application configurations to match expectations.

What We Offer

· Premium medical package

· Lunch Tickets & Pluxee Card

· Bookster subscription

· 13th salary/yearly bonuses

· Enterprise job security with a startup mentality (diverse & engaging environment, international exposure, flat hierarchy) under the stability of a secure multinational

· A supportive culture (we value ownership, autonomy, and healthy work-life balance) with great colleagues, team events and activities

· Flexible working program and openness to remote work

· Collaborative mindset – employees shape their own benefits, tools, team events and internal practices

· Diverse opportunities in Software Development with international exposure

· Flexibility to choose projects aligned with your career path and technical goals

· Access to leading learning platforms, courses, and certifications (Pluralsight, Udemy, Microsoft, Google Cloud)

· Career growth & learning – mentorship programs, certifications, professional development opportunities, and above-market salary