Jobs

We’re building a next-generation cybersecurity platform from scratch - and we need a Senior Full Stack Developer who’s ready to own the product end to end. If you love shipping fast, writing clean code, and working at the intersection of security and great UX, this is your role.

What You’ll Do:

• Shape the product from day one: Architect and ship a web-based cybersecurity platform built for speed, security, and scale.
• Drive features end to end: Take ownership across the entire stack - from early design through deployment and iteration.
• Work closely with the team: Partner with product, design, and fellow engineers to solve hard problems and move fast.

• Keep the bar high: Write clean, well-tested code, build secure APIs, and champion code reviews across the team.

   

Must-Have Requirements:

• At least 5 years of professional Full Stack development - this is a senior role and we need someone who can hit the ground running and lead from day one.
• You actively use AI coding tools (GitHub Copilot, Cursor, or similar). They’re part of our daily workflow.
• Deep hands-on experience with React, TypeScript, Node.js, and Python. This is what we build with every day.
• You know your way around PostgreSQL, MongoDB, and can work comfortably across both SQL and NoSQL databases.
• Real-world experience deploying and running services on AWS with Docker and Kubernetes.
• You’re self-driven, naturally curious, and energized by shipping things that actually matter.

We are looking for a true Polyglot Engineer to join our team for a long-term collaboration. In the fragmented world of Web3, the ability to bridge different technologies is a superpower. We need a specialist who can architect and build the critical off-chain infrastructure that powers decentralized applications. If you are proficient in Rust but comfortable diving into C++, Python, and Node.js to get the job done, this role is for you.

Who are we?

We are Out Of The Box Systems: a Ukrainian team of passionate, battle-tested engineers and creators united by one goal—delivering real results with clarity, precision, and autonomy. We champion a flexible, pragmatic approach over rigid, static processes. While our roots and primary team are in Ukraine, we collaborate with top talent from various labor markets. We specialize in demanding fields like Rust-first development, AI Engineering, and Computer Graphics, blending performance, security, and innovation into every project. We are deeply invested in the growth of our team members, believing that a person's ability to learn and their openness to feedback are the true keys to long-term success. Our team thrives on solving hard problems and doing the heavy lifting so our clients don’t have to.

Workload

• Full-time, remote collaboration.
• Flexible schedule, with expected availability for team syncs.
• Project-based workload with a focus on clear deliverables.

Responsibilities

• Design, implement, and maintain high-performance backend services and indexers using Rust as the primary language.
• Integrate with diverse blockchain nodes and legacy systems, utilizing C++ for performance-critical modules or native bindings.
• Develop robust APIs and tooling scripts using Node.js and Python to ensure seamless interaction between on-chain data and client applications.
• Architect scalable data pipelines that can handle the asynchronous nature of blockchain events reliably.
• Act as a bridge between technologies, mentoring team members on how to effectively navigate a multi-language stack.

Required Skills

• Polyglot Proficiency: You must be comfortable working in a multi-language environment.
  • Rust: Strong proficiency for core backend logic and safety.
  • C++: Experience with systems programming, reading legacy code, or performance optimization.
  • Python: Proficiency for data processing, testing frameworks, or rapid scripting.
  • Node.js: Experience with the JS/TS ecosystem, particularly for Web3 SDKs and lightweight services.

• Backend Architecture: Deep understanding of API design (REST/gRPC), database modeling (SQL/NoSQL), and microservices.
• Distributed Systems: Understanding of eventual consistency, message queues, and handling asynchronous events.
• Intellectual Flexibility: The ability to pick the right tool for the job and adapt quickly to new libraries or protocols.
• English Proficiency: Upper-Intermediate (B2) or higher.

Preferred Skills

• Ethereum & EVM: Deep understanding of the Ethereum ecosystem, JSON-RPC standards, event logs, and ABI decoding.
• Major Chains: Experience integrating with other major networks (Solana, Near, Cosmos, or Bitcoin).
• Blockchain Nodes: Experience running or modifying nodes (e.g., Geth, Casper Node, Substrate).
• DevOps: Experience with Docker, Kubernetes, and CI/CD pipelines.
• Cryptography: Basic understanding of cryptographic primitives used in blockchain (hashing, signatures).

What you get

• The opportunity to work on complex, high-impact infrastructure projects where your versatility is a major asset.
• A transparent, friendly, and supportive team environment that values ownership and competence.
• A clear path for growth, where you are encouraged to experiment with and master new technologies.
• Competitive compensation based on your skills and experience.
• This is a long-term collaboration based on a 2-year B2B contract, reflecting our mutual investment in your growth and success with our team.

Data Science UA is a service company with deep expertise in AI and Data Science. Our story started in 2016 with the first Data Science UA Conference in Kyiv, and since then, we’ve built one of the largest AI communities in Europe.

About the role:
We are looking for a hands-on Sr. Machine Learning / Computer Vision Engineer with strong practical experience in designing, training, evaluating, and improving vision systems for real-world applications. The ideal candidate combines solid theoretical ML/CV fundamentals with an engineering mindset and is comfortable taking ownership of the full pipeline, from data preparation and experimentation to model optimization and deployment.

Responsibilities:
- Design, train, evaluate, and improve machine learning and computer vision models for real-world production use cases
- Build and maintain end-to-end ML pipelines, including data collection support, preprocessing, feature engineering, training, validation, and inference
- Develop solutions across both computer vision and machine learning tasks depending on business needs
- Perform error analysis, diagnose model weaknesses, and drive improvements in accuracy, robustness, and reliability
- Select and justify appropriate methods and model architectures based on dataset characteristics, product constraints, and deployment requirements
- Work with challenging real-world data, including noisy, limited, imbalanced, or weakly labeled datasets
- Collaborate with engineering and product teams to translate business problems into practical ML solutions
- Contribute to production-ready development with a focus on maintainability, reproducibility, and performance

Requirements:
- 3–5+ years of professional experience in Machine Learning / Computer Vision
- Strong senior-level practical expertise in computer vision, machine learning, and applied model development
- Hands-on experience with tasks such as object detection, image classification, anomaly detection, feature-based approaches, or similar
- Solid understanding of classical ML methods, including tree-based models, linear models, feature engineering, model selection, and evaluation
- Strong Python skills and practical experience with PyTorch, OpenCV, and common ML tooling
- Experience building full ML workflows including data preparation, augmentation, preprocessing, training, validation, testing, and deployment handoff
- Strong understanding of model evaluation, debugging, overfitting, generalization, optimization, and experiment-driven improvement
- Ability to write clean, modular, maintainable code and independently own technical solutions
- Strong analytical thinking, engineering maturity, and problem-solving skills

Nice to Have:
- Experience in adjacent ML domains such as time-series, audio, or NLP
- Experience with embedding-based methods, metric learning, retrieval systems, or memory-bank approaches
- Practical experience with model optimization techniques such as quantization, pruning, distillation, or related efficiency-focused approaches
- Experience working with real-world industrial datasets and ambiguous problem formulations
- Knowledge of software engineering best practices, reproducible experimentation, and pipeline design

We offer:
- Free English classes with a native speaker and external courses compensation;
- PE support by professional accountants;
- Medical insurance;
- Team-building events, conferences, meetups, and other activities;
- There are many other benefits you’ll find out at the interview.

Data Science UA is a service company with strong data science and AI expertise. Our journey began in 2016 with uniting top AI talents and organizing the first Data Science tech conference in Kyiv. Over the past 9 years, we have diligently fostered one of the largest Data Science & AI communities in Europe.

About the role:
We are looking for a Python Software Engineer to join our team and help us build an on-premise software pipeline for real-time computer vision. The system ingests camera streams (primarily RTSP), stores frames in a shared data layer, runs CV/AI engines for preprocessing and inference, applies inference logic to produce decisions, and sends results to Database/Portal/Alerting/Control integrations.

Responsibilities:
- Build and maintain the Camera Module to reliably ingest RTSP streams, decode frames, and handle reconnect/keep-alive/packet loss.
- Implement the Shared Data layer for raw and processed frame exchange across processes with backpressure and safe lifecycle management.
- Integrate and operate CV/AI Engines in Python (preprocess, inference, postprocess) with configurable model loading and runtime selection.
- Develop the Inference Logic layer that orchestrates cropping, batching, filtering, classification, and decision output formatting.
- Implement connectors for Database & Portal (event persistence, evidence references) and for Alerting & Control (events/hooks for downstream automation).
- Ensure production readiness on Linux with observability (logs/metrics), health checks, and robust error handling.

Requirements:
Must-have:
- Strong Python, OOP, clean architecture, typing preferred.
- Solid experience with multiprocessing/concurrency (process lifecycle, IPC patterns, queues/shared memory).
- Comfortable working in Linux (systemd/service mindset, networking basics, profiling/debugging).
- Familiarity with CV/AI tooling, and some related Python libraries such as numpy, opencv (cv2), and torch or tensorflow.
- Ability to work with streaming data and reliability constraints (timeouts, retries, resource cleanup).
Should-have:
- Experience with RTSP/RTP streaming and common issues (UDP vs TCP interleaved, jitter, packet loss, camera timeouts).
- Performance optimization (profiling, memory management, zero-copy patterns).
- Exposure to inference acceleration stacks (TensorRT/OpenVINO) or GPU deployment.
- Experience designing event schemas and integration with DB/message queues.

We offer:
- Free English classes with a native speaker and external courses compensation;
- PE support by professional accountants;
- Medical insurance;
- Team-building events, conferences, meetups, and other activities;
- There are many other benefits you’ll find out at the interview.

Dripify is a pioneering, remote-first IT product company specializing in outreach automation products. Our platform empowers businesses by revolutionizing hiring, sales, and marketing communication processes, making interactions more efficient and seamless.

Project — dripify.com

We’re looking for a Java Team Lead who will split their time between hands-on backend development (50%) and technical/team leadership (50%). You’ll lead a team of 5 engineers, ensure delivery quality, and own architectural decisions, while also contributing code and driving technical excellence.

Requirements

— 5+ years of hands-on Java development experience (Java 21+).
— 2+ years leading a development team.
— Deep practical experience with Spring Boot modules (Web, Security, Data, Messaging).
— Strong knowledge of Java concurrency, multithreading, and backend system design.
— Proficient in SQL databases (PostgreSQL preferred).
— Experience with REST APIs and asynchronous messaging (SNS/SQS).
— Skilled in CI/CD, code quality gates, and automated testing.
— Hands-on with Docker, Linux, and system-level debugging.
— Familiar with monitoring/logging tools (ELK, Prometheus, Grafana).
— Strong focus on security best practices: auth, validation, access control.
— Working knowledge of AWS: IAM, EC2, RDS, S3, CloudWatch, Secrets Manager.

Responsibilities

Development (50%)
— Build modular, secure, and maintainable backend systems using Java 21+ and Spring Boot.
— Design and implement RESTful APIs and event-driven services (SNS/SQS).
— Write tested, high-quality code with strong focus on unit/integration testing.
— Ensure CI/CD integration, monitoring, and production readiness.
— Drive system performance and scalability improvements.

Leadership & Delivery (50%).
— Lead a backend team: mentorship, code reviews, and engineering growth.
— Own delivery quality: scope planning, progress tracking, risk mitigation.
— Document and communicate architectural decisions.
— Coordinate cross-functionally with product managers, DevOps, and QA.
— Promote best practices in secure development and clean architecture.

Would be a plus

— Experience in designing and operating microservice-based architectures.
— Familiarity with Kubernetes (EKS or self-managed).
— Experience with Terraform and Infrastructure-as-Code.
— AWS Certifications (e.g., Developer Associate, Solutions Architect).
— Bachelor’s or Master’s in Computer Science or related field.

Work conditions

— 100% remote position, providing flexibility and work-life balance.
— Competitive salary reflecting your skills and expertise.
— 24 days of paid vacation per year to recharge and relax.
— 10 days of paid sick leave.
— Educational opportunities.
— Compensation budget for medical and hobby/sport expenses.
— Generous budget for birthdays and anniversaries.
— Online and offline team events.
— A collaborative and innovative work environment with passionate team members.

Hiring process

✅Interview with Recruiter (45min) — ✅Tech interview with Teach Leader (1.5 hour) — ✅Interview with CTO (45min) — ✅Reference check — ✅Offer

Job Summary

Our embedded software engineering team's mission is to craft reliable, high-performance solutions that reach millions of homes worldwide within the home security market. We follow agile development methodologies with regular sprint cycles, code reviews, and continuous integration practices. The team's established approach emphasizes comprehensive testing, rigorous security standards, and close collaboration with hardware engineering, product management, and customer support teams. We pride ourselves on writing clean, maintainable code and fostering a culture of knowledge sharing and technical excellence.

We're seeking a skilled C & C++ Embedded Engineer to take ownership of critical software components in our camera-based security devices. This role involves maintaining existing products through comprehensive debugging and bug fixing, as well as developing innovative new features.

Responsibilities and Duties

— Design, develop, and maintain high-quality embedded software in C and C++ for camera-based security devices.

— Debug and resolve complex software, hardware, and network connectivity issues across the entire software stack.

— Develop new features and improve existing codebases for the product line.

— Optimize software performance for resource-constrained embedded environments.

— Conduct code reviews and provide technical mentorship to team members.

— Participate in architecture discussions and technical decision-making processes.

— Collaborate with QA teams to develop comprehensive testing strategies.

— Document software designs, APIs, libraries, and troubleshooting procedures.

Qualifications and Skills

— Proven experience in embedded development, with expertise in C and C++ (C++17 standard) and deep knowledge of RTOS and microcontroller architectures (ARM, RISC-V).

— Proficiency in the full SDLC, including professional engineering practices like Git, CMake, code reviews, and continuous integration.

— Solid understanding of network programming and experience with multithreading on multicore microcontrollers.

— Expertise in communication interfaces (I2C, SPI, UART, and Wi-Fi) and experience writing device drivers and libraries.

— Hands-on experience with hardware troubleshooting and debugging tools (oscilloscopes, logic analyzers, etc.) and cross-compilation tool chains.

— Ability to work independently and take ownership of complex projects.

— Excellent communication skills for technical discussions and documentation, with a collaborative mindset for cross-functional team environments.

— At least an Intermediate level in both written and spoken English (B1).

Nice to have

— Understanding of security protocols and encryption methods

— Experience with Python for scripting and automation

— Experience using AI-powered tools to enhance productivity and code quality

We offer multiple benefits that include

— The environment of equal opportunities, transparent and value-based corporate culture, and an individual approach to each team member.

— Competitive compensation and perks. Annual performance review.

— Opportunity to receive a Performance Bonus for your individual achievements and a Loyalty Bonus recognizing your dedication to the company.

— Gig-contract.

— 21 paid vacation days per year, paid public holidays according to Ukrainian legislation.

— Development opportunities like corporate courses, knowledge hubs, and free English classes as well as educational leaves.

— Medical insurance is provided from day one. Sick leaves and medical leaves are available.

— Remote working mode is available within Ukraine only.

— Free meals, fruits, and snacks when working in the office.

🚀 Who we are:

Adaptiq is a technology hub specializing in building, scaling, and supporting R&D teams for high-end, fast-growing product companies in a wide range of industries.

📍About the Product:

We are developing a no-code automation platform designed for enterprise IT and support teams. The product integrates with multiple third-party systems - such as cloud providers, identity services, and ITSM tools - to automate routine tasks and improve operational efficiency. 
The main technical stack: Python, FastAPI, AsyncIO, microservices architecture using FastAPI and AsyncIO, Postgres, Redis, HTTP/REST APIs, OAuth. 
Current initiatives include the design and implementation of autonomous AI-driven workflows to resolve support tickets and streamline IT processes. 

The system must deliver high reliability and low latency at scale, handling complex orchestration and integrations while maintaining clear auditability and extensibility.

About the Role:

✔️ As a Senior Python Engineer, you will own the design, development, and maintenance of core backend services and REST APIs for our automation platform. 

✔️ You will collaborate directly with stakeholders and a cross-border engineering team. 

✔️ While your primary focus will be on server-side components (including database interactions, task orchestration, and third-party integrations) you will also provide backup support for minor front-end tasks using TypeScript and ReactJS. 

✔️ You will take full ownership of your modules, identify root causes of production issues, propose architecture improvements, and contribute to our AI automation initiatives. 

📍Key Responsibilities:

• Design, implement, and maintain Python-based REST APIs and backend services using FastAPI and AsyncIO.
• Integrate with external systems (cloud providers, identity platforms, ITSM tools) via HTTP/REST interfaces.
• Manage data persistence and caching with Postgres and Redis, ensuring performance and reliability.
• Collaborate on microservices architecture, contributing to code reviews and design discussions.
• Perform root-cause analysis and debugging of production issues to maintain high service availability.
• Support some front-end tasks in ReactJS and TypeScript
• Work with DevOps and infrastructure teams on cloud-based deployments and system design.
• Leverage AI-assisted development tools to improve code quality and productivity.

📍Required Competence and Skills:

• 6+ years of professional experience in software development, with a focus on Python.
• Strong understanding of computer science fundamentals, algorithms, and data structures.
• Proficiency with Postgres and Redis for data storage and caching.
• Experience deploying and operating services on Azure or another major cloud platform.
• Practical skills in TypeScript and ReactJS for front-end maintenance tasks.
• In-depth knowledge of HTTP, REST API design, and OAuth protocols.
• Product-oriented mindset with experience collaborating directly with designers and stakeholders.
• Experience using AI-powered development tools (e.g., Copilot, Cursor) in daily workflow.

Nice to Have:

• Familiarity with Next.js for server-rendered React applications.
• Experience with Temporal or similar orchestration/workflow systems.
• Knowledge of message queue systems (Kafka, RabbitMQ) and event-driven architectures.

Why Us:

We provide 20 days of vacation leave per calendar year (plus official national holidays of a country you are based in).

We provide full accounting and legal support in all countries we operate.

We utilize a fully remote work model with a powerful workstation and co-working space in case you need it.

We offer a highly competitive package with yearly performance and compensation reviews.

At SPD Technology, we bring together a team of like-minded people who are driven by the desire to bring value through their work, united in their commitment to high performance and delivering custom, cutting-edge tech solutions that drive clients’ growth. We empower our people with a culture of excellence and enable them with the opportunity to uphold their accountability to contribute on each level. We value humanity and collaboration, encourage professional and personal growth, and foster a supportive and flexible work environment where everyone’s contribution is welcomed.

We are looking for a Middle ML & AI Engineer to join us as part of our team.

About the role

PitchBook’s Machine Learning Engineer is responsible for using machine learning, statistical modeling, and natural language processing (NLP) to collect a high-volume of data for the PitchBook Platform and surface insights for the capital markets. A strong motivation to succeed is critical and everyone has the opportunity to shape the long-term direction of our team.

About the project

PitchBook — a platform for investment professionals. Our software provides access to data and the analytical tools to get answers fast and discover promising opportunities. Uncovers actionable insights and trends hidden within the financial data of more than three million companies. Users all over the world include large corporations, start-ups, venture capital and private equity firms, investment banks, and many others. Features of PitchBook: Advanced search / Discovery & insights / Company profiles / Workflow & efficiency / Financials and many more.

Team

Engineering Manager, 6 ML & AI Engineers.

Work Environment

The role offers a flexible work schedule, allowing you to adapt your working hours with the requirement to attend all team meetings. The team follows a Scrum-based Agile methodology.

As a qualified expert, You will

• Work with GenAI & LLMs: Design, develop, and fine-tune generative AI models using transformer architectures. Implement advanced techniques to create practical solutions for real-world challenges.
• Use Modern Toolkits: Leverage frameworks like LangChain, LangGraph, and LangSmith to build automated pipelines and intelligent agents. Integrate these tools with vector databases for efficient similarity search and real-time analysis.
• Extract Data Insights: Process and analyze large volumes of unstructured data using embeddings and statistical modeling to identify meaningful insights.
• Build Scalable Systems: Collaborate with cross-functional teams to create production-grade ML systems that handle real-time, high-volume data processing.
• Collaborate & Communicate: Work with Product and Engineering teams to improve data management and support innovation. Present complex analyses clearly and effectively.
• Tech Stack & Focus Areas: Work with generative AI and transformer models, integrating frameworks like LangChain, LangGraph, and LangSmith to automate workflows and build intelligent systems. Use PyTorch, Scikit-Learn, and Spacy to build NLP pipelines. Implement vector databases for high-dimensional data embeddings and develop hybrid models to extract insights from diverse data sources.

We’re looking for you if you have

• Bachelor’s/master’s degree in computer science, Machine Learning, Statistics, or related fields.
• 3+ years of experience in a similar role in a production environment.
• Experience in transformer-based language models
• Proficient in deep learning frameworks (i.e, TensorFlow and PyTorch)
• Demonstrated experience with natural language processing.
• Demonstrated experience with Python or other object-oriented programming frameworks.
• Demonstrated experience in using SQL for data extraction.
• Strong communication and data presentation skills.
• Strong problem-solving ability.
• Ability to communicate complex analysis in a clear, precise, and actionable manner.
• Experience working closely with software development team(s) is a plus.
• Experience building scalable systems in production is a plus.
• Knowledge of financial services, investment, banking, VC, and/or PE is desired but not required.

What’s in it for You

Reveal great tech solutions

Join the team of experts who create custom, cutting-edge tech solutions for world-renowned businesses, fueling client growth. Unleash your potential, tackle new challenges, and be part of a team that values your skills and contributions. Focus on long-term impact and building tailored, long-lasting partnerships with our clients.

Experience an agile and flexible working environment

Enjoy the freedom of fully remote work with a flexible working schedule. Empower yourself with a stable workload and a stable income, supported by provided laptops and licensed software. We focus on lasting cooperation and unite result-oriented individuals who stand on a high-performance approach to work.

Embrace the opportunity for personal and professional growth

Benefit from performance and merit reviews, elevate your skills with personal development plans, and individual learnings through the corporate library, public speaking support, and more.

Be among like-minded people

Work with a team of one mind who cares about what they do and how they do. Collaborate with top-notch experts who are always ready to help and support you through any challenges. Join company-wide tech and cultural events, and contribute to meaningful CSR initiatives that resonate with your values. Feel supported by your HR, and take advantage of our referral bonus program.

Interview steps

1. Pre-Screening with the recruiter
2. Tech Interview + Live Coding (up to 1,5 hours)
3. System Design interview (up to 45 min)
4. Final interview with Engineering Manager (45 min)

This is a senior, highly specialized individual contributor role. We are looking for a very strong and specific candidate who can operate as a one-person function, supporting key processes and working closely with the team.

We are seeking a Creative Technical Artist with strong game design intuition and the ability to build, polish, and tune gameplay using lightweight, game-focused coding (“vibe coding”).

The role focuses on building, iterating, and polishing interactive HTML5 playable ads, where visuals, mechanics, and overall game feel must come together quickly and at a high quality bar.

Key Responsibilities

Visual & Technical Art

• Create, adapt, and polish optimized 2D and 3D assets for playable ads
• Work in Blender to:
  • Edit and optimize models
  • Adjust materials, lighting, scale, and pivots
  • Export game-ready assets (GLB, textures)
• Ensure visual clarity, consistency, and performance on mobile devices

Vibe Coding (Game-Focused)

• Write and modify JavaScript / TypeScript to:
  • Control gameplay behavior
  • Tune timing, feedback, and interaction flow
  • Connect visuals to interaction logic
• Read and safely modify existing game codebases
• Use code as a creative tool to shape game feel
• Leverage AI coding tools to accelerate iteration while maintaining full understanding and control

Required Qualifications

• 3+ years of professional experience as a game artist, technical artist, or interactive artist
• 2+ years of hands-on experience with Blender creating game-ready 3D assets
• Proven experience producing real-time 2D and/or 3D assets for games or interactive applications
• Strong understanding of game mechanics, player feedback, and interaction flow
• 2+ years of hands-on experience working with a game engine such as Unity or Unreal Engine
• Experience implementing or supporting gameplay mechanics within a game engine environment
• Experience integrating art assets into game engines and resolving technical issues
  
  Hiring Process
• CV Screen
• Test Task
• First Manager Interview (Technical)
• Second Manager Interview
• HR Interview 
• Job Offer

At betarchitect, we are building a high-performance, event-driven iGaming B2B platform. We prioritize performance and cost-efficiency, which is why we’ve chosen a lean, powerful infrastructure over "standard" AWS-bloated stacks. We are looking for a Senior DevOps Engineer to own our infrastructure, automation, and security protocols.

You will be responsible for managing our production Kubernetes clusters on Hetzner, automating everything with Terraform, and ensuring our NX-based monorepo (NestJS/NextJS) deploys seamlessly and securely using SOPS and Age.

Key Responsibilities

• Infrastructure as Code: Provision and manage Hetzner Cloud and Bare Metal resources using Terraform.
• Kubernetes Orchestration: Maintain and scale production-grade Kubernetes clusters (K3s/Kubeadm) on Hetzner, optimizing for low latency and high availability.
• GitOps & Secret Management: Implement and manage secure secret workflows using SOPS and Age, ensuring no sensitive data hits Git in plaintext.
• CI/CD Optimization: Maintain the deployment pipelines for our NX monorepo, optimizing build times and deployment strategies for NestJS microservices and Next.js frontends.
• Edge & Networking: Manage Cloudflare configurations (WAF, Workers, DNS, and Load Balancing) to ensure global performance and security.
• Data & Messaging Ops: Support the reliability of our event-driven architecture, specifically managing connectivity and scaling for PostgreSQL, Kafka (event propagation), and ClickHouse Cloud.
• Security & Compliance: Ensure our infrastructure meets iGaming industry standards for AML/CDD and general data security.

Technical Requirements

• Hetzner Guru: Extensive experience with Hetzner Cloud, Dedicated Servers, and their Private Networking/Robot API.
• Kubernetes Expert: Deep knowledge of K8s internals, CNI plugins (Calico/Cilium), and Ingress controllers.
• Secret Management: Proficiency with SOPS + Age for encrypting secrets within a GitOps workflow (Flux/ArgoCD experience is a plus).
• IaC: Expert-level Terraform skills, specifically with the hcloud and cloudflare providers.
• Monorepo Savvy: Experience handling large-scale NX monorepos and optimizing Node.js-based build targets.
• Fullstack Awareness: Understanding of NestJS (backend) and Next.js (frontend) deployment requirements (SSR, ISR, etc.).
• Networking: Strong understanding of Cloudflare proxying, SSL management, and DDoS mitigation.
• Ability to write custom Python or Bash scripts for infrastructure automation.

Nice to Have

• Experience in the iGaming or FinTech industry (EMI licensing/compliance knowledge).
• Experience with Postgres CDC / Outbox patterns and Kafka operations.
• Knowledge of Supabase (Auth/Database) and ClickHouse scaling.

Come Back Agency supports US software and technology companies by running their hiring process. We work with delivery and leadership teams to define roles, screen candidates, and manage interviews. Successful candidates are hired directly by the company and become part of its team.

This position is with a software development company that builds and maintains custom digital products for international clients. The company works with web and mobile technologies and focuses on delivering scalable, high-quality software solutions.

The CTO will be responsible for leading the company’s technical direction, overseeing engineering teams, and ensuring the quality and scalability of the technology stack. This role combines deep technical expertise, team leadership, and strategic decision-making.

Team members work in distributed teams and collaborate closely with internal stakeholders and project teams.

What We’re Looking For:

• Strong technical background in software development and system architecture
• Experience in a leadership role such as Tech Lead, Head of Engineering, or CTO
• Experience leading and mentoring engineering teams
• Deep understanding of modern web and mobile development technologies
• Experience designing scalable architectures and making key technical decisions
• Ability to optimize development processes and improve engineering efficiency
• Experience participating in the hiring process and evaluating technical specialists
• Strong communication skills and the ability to explain technical concepts to non-technical stakeholders
• Fluent English (written and spoken), with confident technical communication
• Understanding of AI-enabled systems, AI integrations, or working with AI tools in production software

Technology Stack:

Engineering teams in the company work with the following technologies:

• React
• React Native
• Node.js
• Python
• Flutter

The CTO will oversee teams working with these technologies and ensure architectural consistency and technical quality across projects.

What You’ll Do:

• Define and guide the technical direction of the company, ensuring scalable and maintainable solutions across projects
• Review and support architecture decisions made by development teams
• Mentor engineers and help teams grow their technical expertise and efficiency
• Evaluate technical performance and help identify opportunities for team improvement
• Participate in technical hiring, including interviews and candidate evaluation
• Support teams in solving complex technical challenges and improving development practices
• Collaborate with project managers and leadership to ensure technical alignment with business goals
• Communicate with US-based clients and stakeholders, occasionally joining calls to explain technical decisions and project architecture

Nice to Have:

• Experience scaling engineering teams or growing technical departments
• Experience working in service-based or product IT companies
• Experience building or improving engineering processes

What We Offer:

• Working hours aligned with US time zones, typically 16:00—00:00 Kyiv time.
• Fully remote work
• English lessons to support professional communication
• Paid vacation and sick days
• Opportunity to influence the technical direction of the company
• Long-term collaboration with international projects

Hiring stages:

Recruiter screening → Technical interview → Final culture fit interview.

Apply with your resume and a short note outlining your relevant experience. You can also send your resume directly using Telegram (@cba_yuliaivanova) or submit it through our website at comeback.ua. Selected candidates will be contacted by Come Back Agency

We are looking for an experienced Team Lead Affiliate Manager to join our team! In this role, you will lead and mentor the affiliate team while driving the growth and efficiency of our partner program. You’ll play a key role in shaping affiliate strategy, building strong partnerships, and ensuring outstanding performance across the affiliate channel.

Are you ready to take the next step in your career and lead a high-performing team in a dynamic and innovative environment? If you enjoy strategic thinking, leadership, and building strong partnerships, we’d love to hear from you!

HOW YOU WILL MAKE AN IMPACT

• Lead, mentor, and develop the Affiliate Managers team, ensuring high performance and professional growth.
• Develop and implement the overall affiliate marketing strategy aligned with company goals.
• Build and maintain strong relationships with top affiliates and strategic partners.
• Oversee the onboarding and management of new affiliates while strengthening relationships with existing partners.
• Monitor affiliate traffic quality, ensuring compliance with company policies and brand standards.
• Analyze key performance metrics (ROI, LTV, NGR, GGR, ARPU, ROAS, etc.) and identify opportunities for growth and optimization.
• Coordinate with internal teams (marketing, product, analytics, compliance) to improve affiliate performance.
• Develop incentive programs, campaigns, and loyalty initiatives for top-performing partners.
• Track and analyze team performance, ensuring KPIs are met and exceeded.
• Improve internal processes, reporting systems, and workflow efficiency within the affiliate department.
• Represent the company at industry conferences and networking events.

WHAT WILL HELP YOU SUCCEED IN THE ROLE

• 3+ years of experience in affiliate marketing within the iGaming or Betting industry.
• At least 1 year of experience leading or mentoring a team.
• Upper-intermediate or higher proficiency in English.
• Strong analytical mindset with the ability to interpret traffic and performance data.
• Experience working with affiliate platforms, tracking systems, and CRM tools.
• Excellent leadership, communication, and negotiation skills.
• Strong organizational and project management abilities.
• Experience working with high-volume traffic partners.
• Willingness to travel and attend industry conferences.

HOW WE WILL KEEP YOU SMILING

• Flexible working hours and a remote work setup, so you can plan work around your life and not your life around work!
• Unlimited vacation days and paid sick leave—because your rest matters.
• A competitive compensation that truly reflects your skills and expertise.
• Employee referral bonus and gifts to celebrate your special occasions.
• 50% financial support for learning expenses to supercharge your professional growth!
• A positive atmosphere where you always feel respected and truly belong.
• Inspirational team-building activities that turn colleagues into best friends.
• Wellness benefits: We’ll support your sports passions, from yoga classes to gym memberships.
• Co-working space reimbursement to save your nerves from always working from home :)

We are looking for a Senior Integration Product Manager to join a fintech team. You will own and manage outbound integrations end-to-end — from receiving and analyzing partner API documentation to coordinating engineering execution and delivering integrations to full production launch.

This role plays a key part in supporting geographic expansion and maintaining stable payment performance, particularly in high-risk verticals. The ideal candidate has strong experience in payment infrastructure, a solid understanding of transaction lifecycle and 3DS authentication flows, and a proven ability to deliver complex integrations from documentation analysis through stable production deployment.

Responsibilities:

• Manage end-to-end delivery of acquirer and APM integrations from API documentation to production launch
• Develop structured integration plans (scope, timelines, dependencies, risk assessment) and ensure delivery within agreed deadlines
• Ensure integrations comply with established internal standards, documentation requirements, and quality guidelines
• Coordinate execution across Engineering, Operations, Risk, and Business Development to ensure smooth go-live and stabilization
  Collaborate closely with the integration team and backend engineering to deliver assigned integrations
• Manage external technical stakeholders during go-live and stabilization phases
• Monitor integration performance and resolve operational issues in collaboration with relevant teams
• Provide clear and structured status updates to the CPO and relevant stakeholders

Requirements:

• 3+ years of experience as a Product Manager or Integration Product Manager in PSP, fintech, or payment infrastructure
  Proven experience managing outbound integrations with acquirers and APM providers
• Strong understanding of card acquiring lifecycle, alternative Payment Methods (APMs) and provider integrations, high-risk payment processing, 3DS authentication flows, payment routing and transaction lifecycle
• Hands-on experience working with APIs (REST, webhooks, SDKs)
• Practical experience using Postman
• Experience working with international payment partners and cross-border integrations
• Ability to provide clear and structured status reporting to senior stakeholders
• Strong cross-functional stakeholder management skills
• SQL and data analysis skills
• Understanding of inbound (merchant-facing) API architecture and how external integrations impact internal and public APIs
• Experience improving operational payment performance

• Upper-intermediate English or higher

   

  Nice to have: demonstrated practical and consistent use of LLM tools and AI agents in professional workflows

What we offer:

• A chance to grow in the fintech industry
• The best team to work with
• Paid time off, sick leave, and public holidays according to Barcelona location
• Healthcare benefits / medical insurance after the probation period
• Educational budget and additional benefits after the probation period

ABOUT THE ROLE

We are looking for a detail-oriented junior/middle specialist to support currency exposure management processes. This role is ideal for someone with strong numerical skills and an interest in financial operations, payments, and currency markets.
You will work with internal financial data, monitor multi-currency positions, and support operational hedging activities that help the company manage exchange rate risk.
This is not a speculative trading role - it is a structured, process-driven operational position.

WHAT YOU’LL BE WORKING ON

• Currency position monitoring: track the company’s exposure across multiple currencies
• Assist in calculating net currency positions
• Help maintain accurate internal reports on currency balances
• Support execution of routine FX buy/sell transactions under supervision
• Follow established procedures for managing currency exposure
• Help ensure timely updates of FX-related data
• Help identify mismatches between incoming and outgoing currency flows
• Support improvements in reporting and process accuracy
• Work closely with Treasury, Finance, and Reconciliation teams to ensure data consistency and smooth coordination of currency-related processes.

WHAT YOU NEED TO SUCCEED IN THIS ROLE

• At least 1 year of experience in finance, payments, accounting, analytics, or similar numerical roles
• Strong comfort working with numbers and calculations
• At least intermediate Excel skills (formulas, data organization, basic analysis)
• Basic understanding of exchange rates and currency conversion is a big plus
• Exposure to financial markets, payments, or fintech environments
• Good attention to detail and accuracy
• Responsible and reliable working style
• Ability to follow structured processes
• Working-level English 

WHAT WE OFFER

• An opportunity to make something great even greater, you can be the reason why we grow, develop, and become the best fintech company on the market!
• Career prospects - we are young, we have huge ambitions, and it is important that our employees grow with us 
• Work with coworkers who are passionate about their business
• Compensation that will fully correspond to the competence and knowledge, with yearly performance reviews
• The opportunity to attend conferences, courses, and professional development at the company's expense - we favor the continuous development of our employees
• Remote type of work 
• Vacation time; bank holidays; Sick leaves; Additional birthday day off; Animal adoption day off. 

You can find out more about our team, our values, and the unique ways we celebrate our successes here: https://fyst.com/culture 

About the project
60-day prototype, runtime governance for autonomous AI systems. You'll own one isolated module end-to-end.
Likely domains (one per engineer)
Execution Intercept Layer
Authorization Engine
Logging & Replay Layer
Test Harness / Simulation Layer

What you'll do
Build and own your assigned domain module
Work in a segmented repo environment (no full-stack visibility by design)
Write deterministic, testable code that passes through validation harness before integration
Collaborate with Lead Engineer and other domain contributors

Stack
Go (Golang)
PostgreSQL
AWS

You're a fit if you
Have solid backend/systems engineering background
Have worked with API gateways, policy engines, or execution environments
Are comfortable with isolated, well-scoped work
Write tests first or at least don't hate the idea
Bonus: experience in adversarial testing or security engineering

Engagement
Contract, 60 days
Full-time or 30–40 hrs/week
Competitive rate, discussed after scoping call