nikmark
Lead Engineer And Engineering Manager
Lead Engineer and Engineering Manager with over 10 years of experience in software engineering, specializing in payment systems, authentication solutions, recommendation systems and functional programming. Proven track record in reducing fraud, improving system performance, and leading cross-functional teams. Strong background in software architecture, data engineering, security, and machine learning.
Experience: 10 years
Yearly salary: $100,000
Hourly rate: $0
Nationality: 🇮🇹 Italy
Residency: 🇮🇹 Italy
Experience
Competence Lead
Klarna AB 2023 - 2024
Delivered major updates to Klarna’s authentication and payment solutions, increasing reliability and reducing payment failures by 10%. Focused on team growth, improving engineer satisfaction by implementing skill development plans.
Senior Software Engineer - Functional Programming
Klarna AB 2022 - 2023
Contributed to major projects such as 3DS implementation for Checkout.com and Stripe, and delivered Apple Pay integration, which increased Klarna’s mobile payment volume. Led technical interviews and improved the interview process to better assess candidates’ coding and system design skills.
Senior Software Engineer - Functional Programming
Klarna AB 2020 - 2022
Played a key role in performance optimization for Black Friday. Delivered improvements to CDN infrastructure and secure CVV recheck functionality.
Tech Lead R&D
ContentWise 2019 - 2020
Led the development of architecture and analytics products, improving system scalability by 30% and reducing data processing time by 25%. Pioneered the adoption of new technologies, leading to the successful integration of machine learning algorithms into core recommendation systems.
Senior R&D Software Engineer
ContentWise 2018 - 2019
Architected the Discovery Engine and Analytics products, resulting in a 20% increase in recommendation accuracy. Conducted interviews and contributed to an improvement in the R&D team hiring process.
R&D Software Engineer - Machine Learning, Data Mining
ContentWise 2016 - 2018
Developed high-performance machine learning algorithms, improving the number of solvable use cases. Enhanced real-time API response times and reduced latency in data ingestion pipelines.
Big Data Engineer
Blue Reply S.r.l. 2015 - 2016
Designed and deployed an anti-fraud analytics tool for financial institutions, reducing fraud detection time. Developed an NLP framework for an advanced search engine.
Research Intern
University of Verona, Department of Computer Science 2014 - 2014
Designed and implemented a real-time plan execution monitoring system for robotic boats, contributing to the Carnegie Mellon Cooperative Robotic Watercraft project.
Skills
erlang
scala
engineering-manager
english