Smarter.global

The full production cycle IT company Nabuto specializes in the development of software products/services in the field of information technologies.

We operate in the FinTech/trading domain, running a data-intensive platform that processes millions of real-time events. The environment is low-latency, high-load, and engineered for continuous availability.

We’re building a high-performance cryptocurrency trading platform and looking for a Senior DevOps / SRE Engineer to own the reliability, resilience, and availability of the infrastructure behind our real-time trading system.

This role is heavily focused on platform stability and high availability. You’ll be responsible for designing and operating fault-tolerant AWS cloud and Kubernetes environments, improving disaster recovery and failover strategies, and ensuring the platform can handle high traffic and unpredictable market conditions without downtime. We need someone who is deeply familiar with production operations in mission-critical environments where reliability, latency, and recovery time matter.
You’ll work on infrastructure automation, CI/CD pipelines, observability, incident response and performance optimization, helping the engineering organization ship safely while maintaining strict uptime standards. A strong infrastructure-as-code mindset, operational ownership, and experience building HA systems at scale are essential.

Responsibilities

• Designing and operating fault-tolerant AWS cloud and Kubernetes environments.
• Improving disaster recovery and failover strategies.
• Ensuring the platform can handle high traffic and unpredictable market conditions without downtime.
• Infrastructure automation.

Requirements

• 5+ years of experience as a DevOps/SRE.
• Deep, hands-on AWS experience — VPC design, EKS, ECS, Api Gateway, MSK, AmazonMQ, RDS, S3, CloudWatch, and related services in production.
• Exposure to security tooling: vulnerability scanning, secrets management (AWS Secrets Manager), and audit logging.
• Strong Kubernetes expertise — cluster management, Helm, resource optimization, RBAC, and troubleshooting in real production workloads.
• Networking, Load Balancing.
• Virtual Machines (Linux).
• Infrastructure-as-code fluency — Terraform or equivalent; version-controlled, peer-reviewed infrastructure changes.
• Logging, Monitoring.
• Gitlab CI/CD Pipelines.
• Experience with multi-region or multi-AZ deployment strategies and automated failover patterns.
• Leveraging of AI coding assistants (Claude Code, Codex, Amazon Kiro) as part of the daily engineering workflow.
• Master’s degree focused on Computer Science/ Systems/Networks or similar specialization.

Nice to Have

• AWS Certified DevOps Engineer.
• Experience with Databases (PostgreSQL).
• Hands-on experience with Kafka in production — topic management, consumer group monitoring, offset management, and performance tuning.
• Hands-on experience with RabbitMQ in production — cluster management, exchanges/channels/connections management and performance tuning.
• Experience with service mesh tooling (Cilium preferred) for inter-service observability and traffic management.
• GitOps experience (ArgoCD is preferred).

What We Offer

• Work-Life Balance — 24 days of paid vacation + 30 days of paid sick leave.
• Care from Day One — medical insurance from your first day, including dental care, massage, and professional psychological support.
• Knowledge Library — office books and access to the Kuka online library.
• Investment in Your Energy — partial reimbursement for sports and fitness activities.
• Growth & Learning — coverage for English or Ukrainian language courses and a dedicated professional development budget.
• Island Relaxation — up to 14 days per year at the company villa in Cyprus.

Join the Nabuto team, where your talents and aspirations will be recognized!

We offer a dynamic work environment, opportunities for professional growth, and support at every step of your career path. Start your journey to success with us—apply today and take the first step towards your bright future!

Nabuto is an equal opportunity employer. We encourage applications from candidates of all backgrounds and experiences. Please note, that only shortlisted candidates will be contacted. Thank you for considering Nabuto as your next career move!

The full production cycle IT company Nabuto specializes in the development of software products/services in the field of information technologies.

We operate in the FinTech/trading domain, running a data-intensive platform that processes millions of real-time events. The environment is low-latency, high-load and engineered for continuous availability.

We’re building a high-performance cryptocurrency trading platform and looking for a Strong Middle Java Engineer to help us develop and scale the core backend systems powering real-time trading operations.
You’ll work on latency-sensitive, high-throughput services responsible for processing large volumes of market and trading events in real time. The role requires solid backend engineering fundamentals, attention to performance and reliability, and the ability to work comfortably in distributed systems with demanding uptime requirements.
You’ll be involved in designing and developing microservices, improving system scalability, optimizing data flows, and contributing to the platform’s overall stability. We value engineers who write clean, maintainable code, take ownership of their work, and can operate effectively in a fast-moving engineering environment.
Our stack is heavily focused on Java and modern backend technologies, running in a cloud-native infrastructure with Kubernetes and event-driven architecture patterns.

Responsibilities
• Development and design of a semi-crical microservices.

Requirements
• 5 years of experience as a Java Engineer.
• Experience with Java 18+.
• Computer science fundamentals (algorithms and data structures).
• Spring Boot/Hibernate applications development.
• SQL knowledge.
• Experience with message brokers.
• Leveraging of AI coding assistants (Claude Code, Codex, Amazon Kiro) as part of the daily engineering workflow.
• It would be great to have a hands-on experience with the Hazelcast platform.
• Master’s degree focused on Computer Science or a similar specialization.

Nice to Have
• Experience working with high-load or real-time systems.
• Streaming Technologies (Apache Flink, Hazelcast Platform).
• AWS Cloud.
• Distributed systems fundamentals.
• Kubernetes Fundamentals.

What We Offer
• Work-Life Balance — 24 days of paid vacation + 30 days of paid sick leave.
• Care from Day One — medical insurance from your first day, including dental care, massage, and professional psychological support.
• Knowledge Library — office books and access to the Kuka online library.
• Investment in Your Energy — partial reimbursement for sports and fitness activities.
• Growth & Learning — coverage for English or Ukrainian language courses and a dedicated professional development budget.
• Island Relaxation — up to 14 days per year at the company villa in Cyprus.

Join the Nabuto team, where your talents and aspirations will be recognized!

We offer a dynamic work environment, opportunities for professional growth, and support at every step of your career path. Start your journey to success with us—apply today and take the first step towards your bright future!

Nabuto is an equal opportunity employer. We encourage applications from candidates of all backgrounds and experiences. 

Please note, that only shortlisted candidates will be contacted. Thank you for considering Nabuto as your next career move!

Pine Software Technology Ltd (a part of Smarter.global) is a software company specializing in trading technology solutions for regulated brokers and trading firms. The company provides Software-as-a-Service (SaaS) products designed to support electronic trading, brokerage operations, risk management, and financial data analysis.

As a Senior C++ Software Engineer you will work on ultra-low-latency ingestion pipelines, processing up to 1M messages per second with microsecond-to-millisecond latency. A project driven by high efficiency, high performance, low latency, and tightly integrated AI

 

• Design and develop core market data components using modern C++23.
• Optimize data ingestion pipelines for extreme throughput and low latency.
• Make key architectural decisions for system scalability and reliability.
• Conduct rigorous code reviews focusing on performance, memory safety, and correctness.
• First 90 Days Focus: Deep dive into ZeroMQ and transition quickly into driving medium-to-major feature development.

Job requirements

• 5+ years of professional experience in C++.
• Expertise in Modern C++ (17/20/23): Deep knowledge of concepts, coroutines, ranges, and multi-threading.
• Low-Latency & Concurrency: Strong background in lock-free programming, memory synchronization primitives, and high-throughput systems (100K–1M+ msg/sec).
• Solid understanding of microservice architecture and Data Structures & Algorithms (DSA).

Nice to Have:

• Hands-on experience with ZeroMQ or high-performance messaging.
• Multi-language flexibility (Go/Python) and microservice infrastructure experience (PostgreSQL, K8s\Kubernetes).
• Experience with low-latency development, networking, binary serialization or financial markets.

What We Offer:
 

• Cutting-Edge Stack: Real-world C++23 implementation, ZeroMQ, and microsecond-level latency challenges.
• Remote First: Full flexibility to work from where you are most productive.
• Engineering over Bureaucracy: Flat structure, fast decision-making, and a team of peers who speak your language.

Company offers
 

• Care from Day One – medical insurance immediately upon starting work, including dental care, massage and professional psychological support because your well-being matters
• Work-Life Balance – 25 days of paid vacation + 30 days of sick leave, so you can recover without unnecessary stress
• Investment in your energy – partial reimbursement for any sports activities that empowers you.
• Growth – partial coverage for English or Ukrainian language courses + a fixed budget for professional development. Choose what suits you best!
• Knowledge Library – books in the office and access to the Kuka online library to learn, grow, and find inspiration.
• Island Relaxation 14 days a year – enjoy a getaway at the corporate villa in Cyprus.
• Office of the Future – work at Unit City, where everything is designed for productivity, even during power outages or Modern Office in Larnaca – a stylish space for inspiration: open areas, cozy lounges, and functional meeting rooms – all for your comfort.

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Join the Pine Software team, where your talents and aspirations will be recognized! We offer a dynamic work environment, opportunities for professional growth, and support at every step of your career path. Start your journey to success with us—apply today and take the first step towards your bright future!

Pine Software is an equal opportunity employer. We encourage applications from candidates of all backgrounds and experiences. Please note, that only shortlisted candidates will be contacted. Thank you for considering Pine as your next career move!