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5Blue Software
Czechia, Denmark, Germany, Poland, Ukraine · remote · Salary not listed
5Blue Software is an Israeli-Ukrainian software development company specializing in custom software development, staff augmentation, dedicated engineering teams, AI solutions, and CTO-as-a-Service. We help startups and mid-sized companies scale faster with vetted engineering talent across Europe.
Our client is enabling a world where everyone and everything can be intelligently connected. As the world's leading wireless technology innovator, our client continues to push the boundaries of what's possible across devices and networks to enable next-generation experiences and drive digital transformation.
Our client delivers breakthroughs in 5G, Wi-Fi and AI. But that's just the beginning. As a Software Engineer for our client's Edgewise platform, you will join a cutting-edge AI-native development group building cloud-edge software, automation, and optimization applications that help the world's tier-1 cellular network operators improve network performance at scale.
This is a senior, architecture-oriented role for an engineer who combines strong hands-on Java development with system-level thinking. We're looking for someone who can own the design of complex, scalable systems end to end, treat AI coding agents as a core part of how they build, and act as a technical leader who continuously brings new approaches to the team.
Design system and service architecture for high-performance, scalable, and reliable software, with a solid understanding of the surrounding infrastructure
Translate complex and often ambiguous requirements into clear, robust, and scalable technical designs
Own the end-to-end delivery of complex features and modules — from design through implementation and production
Work in an AI-native engineering environment: effectively leverage modern coding agents and spec-driven development to accelerate high-quality delivery, and adapt or create solutions using AI tools
Provide technical leadership — influence technical decisions, mentor peers, and raise the engineering bar across the team
Collaborate with cross-functional teams to identify and solve complex software problems
Continuously explore, evaluate, and introduce new technologies, tools, and engineering practices
Apply on source siteListed via Himalayas
. in Computer Science, Software Engineering, or a related field
6+ years of experience in software development with Java
Strong system architecture and design skills — proven experience designing scalable, distributed systems and understanding the underlying infrastructure
Demonstrated ability to take complex requirements and turn them into well-structured, scalable technical designs
Strong experience designing and implementing complex algorithms and software architectures
Experience working with microservices architecture
Experience developing large-scale data applications and advanced SQL querying
Hands-on experience using AI coding tools (e.g., Codex, Claude Code, GitHub Copilot, or similar AI agents) as an integral part of the software development lifecycle, including the ability to adapt and create solutions with them
Technical leadership potential — initiative, ownership, and the ability to drive technical innovation
Curiosity and a genuine drive to continuously learn and adopt new technologies and approaches
Excellent problem-solving and analytical skills
Strong communication and interpersonal skills
Upper-Intermediate English level or higher
Technology stack: Java, Spring Boot, microservices, Kubernetes, Linux, cloud platforms, SQL/NoSQL databases, Vertica, large-scale data processing, network automation, infrastructure and AI-assisted development workflows
Prior experience as a Tech Lead, Software Architect, or in a similar senior technical role
Experience building optimization and analytics modules
Experience with cloud computing platforms such as AWS, Azure, or GCP
Experience with infrastructure design and Infrastructure-as-Code
Familiarity with Clean Code, SOLID, and high software engineering practices
Experience with Spring and Spring Boot frameworks
Experience with NoSQL and relational databases
Experience working with Vertica or other column-oriented databases
Experience with Linux and Kubernetes (k8s)
Experience with Spec-Driven Development (SDD) and designing AI-enabled development workflows — a strong advantage
— Flexible Work Environment: Opportunity to work remotely.
— 1:1 English Classes: Individual English language training to enhance your communication skills.
— Premium Medical Insurance: Comprehensive health insurance to ensure your well-being.
— Great Team: Work with a supportive, collaborative, and dynamic international team.
— Equipment Provided: All necessary equipment supplied for efficient job performance.
— Accounting Support: Full accounting assistance in Ukraine and Poland.
— Paid Time Off: 18 days of Annual Vacation and 7 days of Sick Leave without a doctor's note.
— Flexible payment system, which allows you to withdraw funds in one click and has about twenty withdrawal options.
Originally posted on Himalayas