Job Overview
Location
Budapest, HU
Job Type
Full-time
Category
Software Engineering
Date Posted
May 22, 2026
Full Job Description
đź“‹ Description
- • Own the complete development lifecycle for spam and scam detection infrastructure, from research and proposal to implementation, testing, deployment, production maintenance, and monitoring
- • Participate in on-call rotation to ensure rapid recognition and resolution of production issues while continuously improving system reliability
- • Design and build frameworks that enable data scientists to develop, test, and deploy increasingly complex scam detection models using call data in a privacy-aware and regulation-compliant manner
- • Make independent implementation decisions while driving collaborative design discussions to improve system quality, long-term maintainability, and cost-effectiveness
- • Evaluate critical tradeoffs between immediate fixes and durable solutions during production issues, prioritizing overall service quality and system resilience
- • Collaborate proactively with product managers, data scientists, and other engineering teams to align technical decisions with business impact, user needs, and Hiya’s strategic priorities
- • Recognize and evangelize engineering patterns, design principles, and architectural decisions that can be adopted across teams to raise overall quality and execution speed
- • Influence team operations by challenging solutions that misalign with design principles, surfacing issues early in project planning, and clearly reasoning about business impact versus cost
- • Build and scale AI-powered infrastructure that processes 28+ billion calls monthly to protect over 550 million users and 800+ businesses worldwide
- • Work with global partners including AT&T, Samsung, British Telecom EE, Rogers, MasOrange, Bell Canada, MasMovil, and Virgin Media O2 to deliver trusted voice communication
- • Ensure all systems maintain strict privacy and regulatory compliance while adapting to rapidly evolving voice threats such as AI-generated abuse and sophisticated spoofing
- • Contribute to the evolution of voice communication technology by shaping how protection scales across the network and how quickly new threats are mitigated
- • Translate AI innovation into real-world safety outcomes that restore user confidence in answering phone calls
- • Operate distributed systems in production environments with a strong focus on reliability, service quality, and system resilience
- • Engage in technical discussions around RxM engineering, TCP/IP, DNS resolution, and web backend development to support core infrastructure
- • Uphold Hiya’s core values: Serving customers, Doing rather than observing, Improving ourselves and our business, Owning accountability, and Leading by showing up with a point of view
🎯 Requirements
- • 4+ years of software engineering experience with strong expertise in distributed systems, microservices, network architecture, and database systems
- • Proven experience operating distributed systems in production environments
- • Ability to quickly recognize, diagnose, and resolve production issues
- • Relevant technical experience in RxM engineering, TCP/IP, DNS resolution, and web backend development
- • Ability to evaluate tradeoffs between immediate fixes and long-term solutions
- • Strong focus on service quality, reliability, and system resilience
- • Confidence making well-informed technical decisions and clearly explaining tradeoffs
🏖️ Benefits
- • Stock options
- • Private Retirement/Pension program through Erste Bank
- • Generali Private Health Care
- • Donation Matching for a charity of your choice (up to $500/year)
- • WFH equipment stipend (up to $500 in first year)
- • $1,000/year in Professional Development funds
- • Online English Classes
- • Gym membership
- • Flexible working model (2 days a week required in office: Tuesdays and Thursdays)
Skills & Technologies
About Hiya, Inc.
Hiya is a leading conversational phone intelligence company that helps businesses and consumers identify and block spam calls and texts. Their platform analyzes billions of calls and texts monthly to provide real-time insights and protection against unwanted communications. Hiya's technology is used by mobile carriers, device manufacturers, and app developers to enhance the user experience and combat fraud. They offer solutions for call blocking, caller identification, and reputation management, aiming to make phone calls safer and more trustworthy for everyone. The company operates in the telecommunications and cybersecurity industries, focusing on mobile security and communication integrity.
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