Jobs

About the Product:

We power a proprietary, machine-learning-driven platform for programmatic user acquisition and retargeting in the mobile app space. The system processes tens of terabytes of raw data each day and generates millions of ad recommendations in real time. It handles millions of requests per second, delivering low-latency, high-throughput services that directly impact client growth and revenue.

About the Role:

As Full Stack Team Lead, you will own the design, implementation and maintenance of our core real-time ad-serving infrastructure. You will rally a globally distributed team of four engineers behind a shared vision, drive technical direction and ensure high performance, availability and security. This role demands a hands-on leader who spends roughly half their time coding, reviewing designs and guiding end-to-end project delivery, and half their time on team management, sprint planning and stakeholder collaboration.

Key Responsibilities:

• Design, implement and operate large-scale, highly available, real-time (low-latency) services using Node.js, TypeScript, React, Redis and Kubernetes on AWS.
• Lead and mentor a team of four distributed engineers; conduct code reviews, design reviews and knowledge-sharing sessions.
• Collaborate with executives, product managers, data scientists and designers to translate requirements into technical solutions.
• Design, develop and integrate RESTful APIs and third-party services.
• Plan, groom and manage agile sprint cycles; track progress and adjust priorities to meet delivery goals.
• Define and enforce security best practices and data protection policies across services.
• Manage team operations including onboarding, offboarding, performance reviews and hiring support.

Required Competence and Skills:

• 6+ years of professional experience in backend (Node.js preferred) and frontend development (React, Vue or Angular).
• 2+ years in a people-management or team-lead role, with direct experience conducting one-on-ones and performance reviews.
• Proficiency with SQL and NoSQL databases in production environments.
• Experience deploying and operating services on a major cloud platform (AWS, Google Cloud or Azure).
• Deep understanding of the software development lifecycle and agile methodologies.
• Strong problem-solving skills, self-sufficiency and a proactive “can-do” attitude.
• Fluent English communication skills, both written and verbal.

Nice to Have:

• Experience coordinating with offshore development teams.
• Background in web-based SaaS platforms.
• Exposure to large-scale data processing or Big Data technologies.
• Hands-on familiarity with Kubernetes at production scale.

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.

Who We Are

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

About the Product

Our client is building a cloud-native AI governance platform designed to intercept and control sensitive AI interactions in real time.

The platform processes user prompts, model responses, coding-agent actions, and enterprise search activity across multiple interfaces. It applies access policies, transformations, and audit rules within milliseconds—without disrupting user experience.

As organizations adopt generative AI at scale, traditional access-control models are no longer sufficient. This product introduces a new security layer purpose-built for AI systems, ensuring knowledge boundaries are enforced while allowing innovation to move fast.

About the Role

We are looking for a Senior Full-Stack Engineer (Backend-oriented) to join a remote, product-focused team developing a real-time AI governance platform.

You will primarily work on backend development using Node.js / TypeScript, building services, APIs, and core platform features. You will also contribute to frontend development in React when needed to deliver features end-to-end.

This role is ideal for an engineer who wants to go deep in backend and system design, while still operating comfortably across the full stack in a fast-moving, highly technical environment. You will work closely with senior engineers, take ownership of features, and participate in architectural and design discussions.

Key Responsibilities

• Design, implement, and maintain backend services and APIs using Node.js / TypeScript
• Contribute to frontend functionality in React when required for feature completion
• Deliver features end-to-end: from requirements and design through development, testing, and deployment
• Write clean, maintainable, and well-tested code following best engineering practices
• Participate in code reviews and help improve team standards and processes
• Contribute to tooling, containerized environments, and CI/CD workflows
• Collaborate closely with product, engineering, and AI/security teams

• Support debugging, performance optimization, and reliability improvements

   

Required Competence and Skills

• 6+ years of professional software development experience
• 4+ years of hands-on experience with Node.js and JavaScript / TypeScript
• Working knowledge of React and modern frontend patterns
• Experience with relational databases (PostgreSQL or equivalent)
• Familiarity with cloud-native development and containerized environments
• Understanding of service-oriented architectures, APIs, and deployment workflows
• Strong communication skills and ability to collaborate in a distributed team
• Ability to self-organize, learn quickly, and adapt in a startup-like environment

• Excellent English, both written and spoken

   

Nice to Have

• Experience building CI/CD pipelines (GitHub Actions or similar)
• Experience with Python and/or Go
• Production experience with TypeScript-based Node.js services
• Exposure to LLM / AI-driven systems (LLM APIs, vector databases, orchestration tools)
• Experience integrating ML/AI models into production
• Background in B2B or security-focused products

• BSc in Computer Science or a related field

   

Why Us

• 20 paid vacation days per year + local public holidays
• Full accounting and legal support in all countries of operation
• Fully remote work model with a powerful workstation and optional co-working space
• Highly competitive compensation with regular performance and salary reviews

We are inviting you, a highly motivated and results-oriented DevOps Engineer (Windows Server & Cloud Infrastructure), to join our team on a full-time basis, ensuring and developing solutions, as well as strengthening the product infrastructure.

Our team has unique expertise in research, analysis, and product development. Relying on technical insights and a data-driven approach, we create disruptive, future-defining innovations in the fintech industry that remain our basis for success. 

Responsibilities

• Setting up and maintaining the trading infrastructure of the project
• Interaction with engineering teams and stakeholders
• Drawing up documentation and instructions for the operation of the infrastructure
• Providing technical leadership for the customer 

• Providing effective business solutions

   

Requirements

• 4+ years of experience in DevOps practices
• Proven expertise in configuring and managing Windows servers
• Proficiency in scripting with PowerShell
• Experience with cloud platforms (AWS, Azure, Alibaba, GCP etc.)
• Hands-on experience with monitoring tools and systems
• Extensive knowledge and experience with Ansible and Terraform
• Solid experience in administrating MySQL databases 
• Experience in building and managing CI/CD pipelines
• Strong background in network information security, including implementation and maintenance
• Ability to develop and implement practical and effective solutions

• English Intermediate and higher

   

Will be a plus

• Experience with CFD domain
• Experience managing MetaTrader server environments
• Knowledge of Docker, Kubernetes
• Proficiency in programming languages such as Python, C#
• Knowledge of PostgreSQL databases

• Experience working with enterprise network architectures and server platforms

   

We offer

• 20 paid vacation days per year
• 10 paid sick leave days per year
• Public holidays as per the company's approved Public holiday list
• Medical insurance
• Opportunity to work remotely
• Professional education budget
• Language learning budget
• Wellness budget (gym membership, sports gear and related expenses)

About Flamingo

Flamingo is revolutionizing the Managed Service Provider (MSP) industry with an AI-driven, open-source platform for IT and security. Our goal is to empower MSPs with automation, optimization, and scalability tools to enhance their operations.

Role Overview

As a Front-end Engineer at Flamingo, you’ll play a key role in building the core user experience and backend logic behind our AI-powered platform.

This is a hands-on engineering role with ~80% frontend and ~20% backend where you’ll collaborate with product designers, DevOps, and fellow engineers to ship quickly, iterate often, and build systems that scale.

Key Responsibilities

• Build and maintain core product features using Next.js and TypeScript
• Work with Relay and GraphQL on our main product; integrate REST APIs on internal tooling
• Collaborate with backend engineers on API and schema design
• Translate product and design specs into high-quality, user-centric interfaces
• Ensure performance, accessibility, and responsiveness across modern browsers
• Collaborate closely with the design team to evolve and maintain our design system
• Write clean, modular, well-tested code and contribute to code reviews
• Participate in architecture discussions and technical decision-making

Must-Have

• 5+ years of experience in frontend development
• Strong proficiency with React, Next.js (App Router), and TypeScript
• Hands-on experience with Relay and GraphQL - fragment colocation, pagination, store management
• Solid understanding of modern frontend architecture and component design
• Strong understanding of web standards, performance, and responsive design
• Experience working with REST APIs and integrating third-party services
• Strong Git workflow and code review culture

Nice-to-Have

• Experience with Supabase or similar BaaS platforms
• Familiarity with server-side rendering and performance optimization
• Understanding of database design (SQL)
• Exposure to authentication flows (OAuth, JWT, magic links)
• Familiarity with accessibility and internationalization best practices
• Experience with CI/CD workflows and deployment pipelines

Why Join Flamingo?

• High-impact role: As a front-end engineer, you’ll work across the entire product experience from backend architecture to the user interface, shaping how thousands of MSPs interact with our platform.
• Ownership & Equity: Competitive compensation and a meaningful equity stake in a high-growth, early-stage startup.
• Modern Tech Stack: Built with React, Node.js, and open-source tools, all in a scalable microservices architecture.
• Remote-first Culture: Work from anywhere and collaborate with a team of senior engineers, designers, and product leaders.
• Mission-Driven Team: Be part of a company that’s redefining how IT and security services are delivered, making powerful automation tools accessible to all MSPs, not just the enterprise giants.

Where technology vision meets scalable execution.

Softsich is a young and ambitious international product tech company that develops scalable B2B digital platforms. We’re on the lookout for an experienced Head of Technology who’s ready to grow with us and shape high-load, data-driven solutions used by international partners.

This role is about more than just managing engineering teams. You will define the technical vision, build scalable architecture, and ensure the reliability and security of complex distributed systems. Working closely with product leadership and engineering teams, you will guide technical strategy and help transform ambitious ideas into stable, high-performing platforms.

Your key responsibilities will include:

— Responsible for technical solutions, vision and roadmap for company projects
— Own the platform architecture and direction of technical department
— Contribute to company policies and make sure they are correctly implemented within the technology teams
— Standardize, implement, and enforce software development processes Scrum/Kanban, TDD, CI/CD, QA etc.
— Ensure team growth and motivation, including career progression and organizational structure; resolve internal team conflicts and ensure team transparency
— Deliver industry best standards of product stability and reliability and drive the technical vision to achieve product SLA
— Ensure the quality and correctness of developed software
— Be an effective communicator with other Business Units in the group as well as with 3rd party providers and clients
— Provide relevant technical/business issues and reports to the management
— Ensure all regulatory requirements are met and compliance procedures are followed
— Represent the technical teams and communicate technical challenges and opportunities to business management
— Communication with customers, present or potential, on the technical aspects
— Where necessary, get hands-on and assist the development and operations teams with addressing technical challenges or diagnosing operational incidents
— Manage incident responses and root cause analysis for major outages or breaches
— Identify potential risks and implement mitigation strategies
— Oversee cybersecurity measures, ensuring systems and data remain secure

It’s a match if you have:

— 8+ years of experience in software engineering in building and scaling complex platforms
— 3+ years of experience in an architecture leadership role or as a CTO
— Strong experience with Java or Node.js backend development and microservice architectures
— Solid understanding of modern frontend architecture, particularly React-based applications
— Deep knowledge of cloud infrastructure and services such as AWS or Azure
— Proven experience designing and operating high-load distributed systems with strong reliability and performance requirements
— Strong understanding of system architecture, API design, and integration patterns
— Experience implementing observability practices (monitoring, logging, tracing) and improving system reliability
— Experience working with DevOps practices and infrastructure (IaC)
— Ability to lead architecture discussions, technical decision-making, and engineering standards across multiple teams
— Strong communication skills and ability to collaborate with CIO, product leadership, and engineering teams

 

What we offer:

— Flexible schedule and remote format or offices in Warsaw/Kyiv — you choose.
— 24 paid vacation days, sick leaves, and health insurance (UA-based, other locations in progress).
— A supportive, friendly team where knowledge-sharing is part of the culture.
— Coverage for professional events and learning.
— Birthday greetings, team buildings, and warm human connection beyond work.
— Zero joules of energy to the aggressor state, its affiliated businesses, or partners.

Send over your CV now — we’d love to get to know you better!

А product company is looking for a Hardware Network Engineer to develop and optimize the network layer (Warsaw).

The company builds AI systems for autonomous swarm drone control. The technology is hardware-agnostic, reduces risks for humans, and has already proven its effectiveness in tens of thousands of missions. In September 2025, the company raised $15 million in investments.

The specialist will be responsible for the network layer of the platform — ensuring security, stability, and integration with radio systems, MESH protocols, and routing in embedded environments.

Requirements: 

- experience with wireless communication, digital communication for IoT, hardware, or embedded systems.

Preferred: 

- experience with secure and jamming-resistant communication.

Work format: Full-time. B2B.

       We are an international iGaming holding, actively growing and now launching a new online casino project on the LATAM market.

       As part of the launch of a new project within the holding, we are creating a team of TOP-managers and inviting an ambitious and experienced Country Director/CEO to lead the Tier 1 project (with a focus on Poland, Portugal, and Greece)
This is a key role, which involves responsibility for strategic business development, team building and achieving financial results.
 

Main tasks:

• Developing a future strategy for existing projects in the Tier 1-2 market
• Business process management: marketing, operations, product, finance
• Formation and development of the project team, coordination of the work of the C-level and departments
• Interaction with investors and shareholders of the holding
• P&L control, budget and financial efficiency planning
• Making key decisions on product and market development
• Representing the company at conferences, forums and industry events
   

What we expect:

• Experience in a management role (CEO, Managing Director, General Manager, COO, CMO) in iGaming/Gambling/Betting from 2-3+ years
• Deep understanding of the market (Poland, Portugal, Greece)
• Experience with P&L, budgets, strategic planning
• Excellent management and leadership skills
• Fluent English, Spanish is desirable
• Results orientation, ability to work in a startup environment
   

What we offer:

• Opportunity to influence strategy and growth product
• Competitive compensation level (fixed + bonus system)
• Work in a multicultural team of professionals
• Prospects for career and professional growth within a large holding
• Remote work format
• Care for health and rest: paid vacation and sick leave
• Quick decision-making and freedom from micromanagement

We strive to be the best among competitors and successfully achieve our goals! 
Join the best and shape the future of the iGaming industry with us! 🚀

About the company:     
This is an international iGaming holding company that develops its own online casino brands and provides marketing and technology services to industry partners.🤝
 

We’ve been operating in the crypto industry for over 10 years, building long-term teams and sustainable processes. Now we’re looking for a CFO who can take full ownership of the financial and legal function in a crypto business — from daily liquidity control to building structures that can withstand audits, regulators, and rapid growth.

This role is hands-on and strategic at the same time. You’ll work closely with the CEO, shareholders, Compliance, Product, and Operations, and will be responsible for the financial stability and transparency of the entire group.

What you’ll be doing

• Take ownership of the financial and legal function across the group of crypto companies.
• Ensure stable liquidity and asset safety (fiat and crypto).
• Oversee treasury management, cash flows and reserves, preventing cash gaps and account blockages.
• Maintain full financial visibility and control at group level.
• Prepare and oversee management reporting for leadership and shareholders.
• Control and optimize cost structure.
• Manage the group legal structure (opening and closing entities, financial reporting).
• Work closely with Compliance, Legal, Product and Operations on financial topics.
• Support licensing and regulatory processes from the financial side.
• Manage and develop the finance & legal team (5–10 people).
  
  What we expect from you 
• 2+ years of experience as CFO / Head of Finance / Deputy CFO in the financial industry.
• Experience in fintech, crypto projects, exchanges or PSPs.
• Strong understanding of how a crypto exchange operates
• Ability to analyze and reconcile on-chain transactions with internal reports and accounting.
• Practical experience dealing with incidents: stuck transactions, balance discrepancies, delayed withdrawals, cross-chain issues.
• Solid background in treasury management (fiat & crypto): liquidity, reserves, risk of blockages.
• Experience working with complex multi-entity legal structures, including offshore jurisdictions.
• Understanding of tax and legal structuring principles.
• Proven people management experience (5–10 team members).
• Experience building or improving finance processes: treasury, controlling, management reporting.

Soft skills that really matter here:

• Hands-on mindset.
• Team player and people leader.
• Ability to hold people accountable for results.
• Strategic thinking and ownership mindset.
• Genuine interest in crypto and how the industry works in practice.

Nice to have

• Big Four background.
• ACCA / CFA certification.

Hiring process 

• Interview with HR
• Test task
• Interview with the CEO
• Interview with shareholders
• Reference check 

Perks of being a part of EXMO 🙌

Crypto teaches flexibility — so we focus on real, practical benefits instead of clichés.

• Competitive salary.
• Flexibility to work fully remote or from a comfortable coworking — your choice.
• Reimbursement for English lessons and sports activities.
• 100% sick leave coverage.
• 30 business days of unified leave per year + 2 public holidays for all team members.
  A friendly team that is genuinely happy to welcome a new teammate 😉

       We are an international iGaming holding, actively growing and now launching a new online casino project on the LATAM market, with an emphasis on Argentina.

       We are looking for a data-driven and creative Head of Retention CRM Manager to take ownership of player lifecycle management and CRM communications. You will develop retention strategies, design and execute multi-channel campaigns (email, SMS, push, in-app), and drive personalization and automation that maximize player LTV, reduce churn, and increase revenue.

Key Responsibilities:

• Develop and execute CRM and retention strategies tailored for online casino players
• Segment player base by key parameters (LTV, deposit frequency, activity, geo, etc.)
• Plan, launch, and optimize multi-channel CRM campaigns (email, SMS, push, in-app, WhatsApp, Telegram, etc.)
• Monitor, analyze, and improve retention funnels and player engagement metrics.
• Collaborate with Marketing, Analytics, and Product teams to create personalized offers and promotions.
• Track and optimize KPIs such as Retention Rate, Reactivation Rate, Churn Rate, ARPPU, LTV.
• Run A/B tests and implement data-driven improvements.
• Support local marketing activities for LATAM players.
  
   

Requirements:

• 2+ years of experience as a Head of Retention Manager / CRM Manager in iGaming (Team Lead)
• Hands-on experience with CRM tools (Optimove, Smartico, Salesforce, Ometria, Emarsys or similar).
• Strong analytical skills and experience with BI tools (Tableau, Power BI, Looker).
• Expertise in customer segmentation and building user journeys.
• Deep understanding of retention and monetization metrics in iGaming.
• English (B2+) is required; Spanish is a strong advantage (especially for LATAM).
• Creativity and ability to generate engaging and relevant content for different audiences.
  
   

What we offer:

• Opportunity to become part of the launch of a large international project
• Freedom of action and influence on the brand strategy
• Work in a multicultural team of professionals
• Competitive remuneration and bonus system
• Prospects for career and professional growth within a large holding
• Remote work format
• Health and leisure care: paid vacation and sick leave 
• Quick decision making and freedom from micromanagement
   
   Are you ready to create a brand that will be a leader in LATAM? Then join the best and shape the future of the iGaming industry with us! 🚀

About the company:
       Our LATAM iGaming startup is more than a business, it is a place where ideas, talents and opportunities meet. 🤝
      As part of an international holding, we bring global expertise in the gaming industry to the Latin American market, while remaining close to the culture and needs of players.

       You can grow with us, influence the outcome and shape the gaming experience of the future.💯

       We are an international iGaming holding, actively growing and now launching a new online casino project on the LATAM market, with an emphasis on Argentina.

       We are looking for a data-driven and creative Retention CRM Manager to take ownership of player lifecycle management and CRM communications. You will develop retention strategies, design and execute multi-channel campaigns (email, SMS, push, in-app), and drive personalization and automation that maximize player LTV, reduce churn, and increase revenue.

Key Responsibilities:

• Develop and execute CRM and retention strategies tailored for online casino players
• Segment player base by key parameters (LTV, deposit frequency, activity, geo, etc.)
• Plan, launch, and optimize multi-channel CRM campaigns (email, SMS, push, in-app, WhatsApp, Telegram, etc.)
• Monitor, analyze, and improve retention funnels and player engagement metrics.
• Collaborate with Marketing, Analytics, and Product teams to create personalized offers and promotions.
• Track and optimize KPIs such as Retention Rate, Reactivation Rate, Churn Rate, ARPPU, LTV.
• Run A/B tests and implement data-driven improvements.
• Support local marketing activities for LATAM players.
  
   

Requirements:

• 2+ years of experience as a Retention Manager / CRM Manager in iGaming.
• Hands-on experience with CRM tools (Optimove, Smartico, Salesforce, Ometria, Emarsys or similar).
• Strong analytical skills and experience with BI tools (Tableau, Power BI, Looker).
• Expertise in customer segmentation and building user journeys.
• Deep understanding of retention and monetization metrics in iGaming.
• English (B2+) is required; Spanish is a strong advantage (especially for LATAM).
• Creativity and ability to generate engaging and relevant content for different audiences.
  
   

What we offer:

• Opportunity to become part of the launch of a large international project
• Freedom of action and influence on the brand strategy
• Work in a multicultural team of professionals
• Competitive remuneration and bonus system
• Prospects for career and professional growth within a large holding
• Remote work format
• Health and leisure care: paid vacation and sick leave 
• Quick decision making and freedom from micromanagement
   
   Are you ready to create a brand that will be a leader in LATAM? Then join the best and shape the future of the iGaming industry with us! 🚀

About the company:
       Our LATAM iGaming startup is more than a business, it is a place where ideas, talents and opportunities meet. 🤝
      As part of an international holding, we bring global expertise in the gaming industry to the Latin American market, while remaining close to the culture and needs of players.

       You can grow with us, influence the outcome and shape the gaming experience of the future.💯

Your Responsibilities

• Take ownership of the technical direction and continuous development of our software landscape
• Design, architect, and plan new software projects from the initial idea through to technical implementation
• Provide technical leadership for the development team, including prioritization, architectural decision-making, and technical guidance
• Ensure high code quality through code reviews and by developing and maintaining best practices within the team
   

Your Qualifications

• Strong experience developing complex web applications using PHP and React
• Solid expertise in software architecture, system design, and building scalable applications
• Proven experience in leading developer teams and mentoring less experienced engineers
• Confident handling of code quality, testing, deployment, and version control
• Strong ability to make technical decisions and clearly communicate them to both technical and non-technical stakeholders
• Experience planning and delivering new software projects, including effort estimation and technical roadmaps
• High level of ownership, structured working style, and the ambition to continuously improve technical standards within the company
• Good knowledge of German language is required
   

Why Join Us?

If you simply cannot stand inefficiency, you’ll fit right in.

We are deeply convinced that process automation and optimization are the key to building great companies. That mindset applies not only to our client projects but also to how we work internally.

About Us

We are a small team of seven people and have been on a mission since early 2024 to deliver sustainable strategies for our clients in the areas of process automation and custom software development.

We are a U.S.-based fintech startup operating in the investment and financial services space. Our distributed teams work across Poland, the United States, and Ireland, collaborating on technology-driven solutions related to stocks and investments.

Security, compliance, and the responsible handling of sensitive financial data are central to how we operate, as we build scalable products in a regulated environment.

Responsibilities

Design and develop full-stack applications using Java + React.
- Build REST APIs following microservice standards.
- Implement user interfaces using Nexus design system.
- Refactor legacy components for modernization and performance. - Collaborate with architects to define scalable solutions.

- Participate in code reviews, testing, and sprint ceremonies.
- Optimize application reliability, performance, and maintainability. 

Skills
- Strong in Java, Spring Boot, REST API development. (4+ years of commercial experience)
- Expertise in React, JavaScript/TypeScript, UI state management.
- Experience with Nexus design system or similar component systems. - Understanding of cloud-native development and containerization.
- Knowledge of CI/CD, Git workflows, automated testing.
- Familiarity with security best practices for APIs.
- Good understanding of system integration patterns.

Integrated Sales Configuration Tool – Senior Developer
We are seeking a highly skilled and experienced Senior Developer to join our team and play a key role in the development of our Sales Configuration Tool. The ideal candidate will have strong frontend and backend development experience, a solid understanding of the project’s tech stack, and the ability to design and maintain mission-critical components of the application.
💡 Priority Requirements:
•    Strong experience with MongoDB (preferably MongoDB Atlas) or similar NoSQL databases
•    Azure certifications and/or proven hands-on experience with Microsoft Azure
•    Location preference: candidates currently based outside of Ukraine are highly preferred
________________________________________
Key Responsibilities:
Frontend Development:
•    Proficiency in TypeScript, React, Redux, Redux Toolkit, Material UI, Tailwind CSS, Vite, and ESLint
•    Implement efficient state management and data flow using Redux
•    Ensure a responsive and intuitive user interface for the Sales Configuration Tool
Backend Development:
•    Expert knowledge of Azure Functions (v4.x) and HTML-to-PDF in v3.x, using TypeScript, ESLint, and Jest
•    Build robust APIs and ensure high-performance data processing
Database Management:
•    Deep understanding of MongoDB, especially MongoDB Atlas
•    Proficiency in SQL for reporting database support
•    Ensure data integrity, security, and efficient storage/retrieval
API Integration & Architecture:
•    Experience in API integrations and designing scalable, maintainable architecture
•    Collaborate with cross-functional teams to integrate third-party services
Error Management & Monitoring:
•    Robust error handling in both frontend and backend
•    Familiarity with Azure Application Insights or similar tools
•    Strong in performance monitoring, alerting systems, and root cause analysis
•    Proactive approach to application stability and reliability
•    Ensure documentation of processes and continuous improvement practices
________________________________________
If you're a technically strong developer passionate about building reliable, scalable systems and meet the priority requirements, we’d love to hear from you.

We are a U.S.-based fintech startup operating in the investment and financial services space. Our distributed teams work across Poland, the United States, and Ireland, collaborating on technology-driven solutions related to stocks and investments.

Security, compliance, and the responsible handling of sensitive financial data are central to how we operate, as we build scalable products in a regulated environment.

Responsibilities

• - Manage Kubernetes clusters, rollouts, and scaling.

• - Implement observability using Dynatrace and logging pipelines.

• - Develop IaC using Terraform/Bicep.

• - Monitor SLOs, SLIs, error budgets, and service uptime.

• - Support incident response and root cause analysis.

• - Automate K8s and platform operational workflows.

• - Collaborate with engineering teams on reliability improvements.

Skills

• - Experience understanding in container monitoring, Kubernetes, and cloud native

environments.

• - Strong understanding of application stacks (.NET, Java,, microservices) and Azure platform.

• - Extensive hands-on experience with Dynatrace deployment, configuration, and observability

features (APM, infrastructure monitoring)..

• - Strong Terraform or Bicep IaC experience.

• - Knowledge of reliability engineering principles.

• - Proficient in scripting or automation (Shell, PowerShell, Python, Terraform)

• - Experience with CI/CD deployment strategies.

• - Familiarity with incident management tools (e.g., ServiceNow, Jira)

• - Exposure to observability frameworks and related tooling (Prometheus, Grafana,

CloudWatch, Splunk).

Please read before applying:

The client is building a product in the bank/investment/brokerage systems niche, and their investors have strict security and compliance requirements, where every person will go through a background check.

What does this mean?

Before making an offer, they will check whether you have violated any EU laws.

Why Poland?

The client has teams in the USA, Ireland, and Poland.

For background check — you must be a taxpayer in Poland for 2+ years.

About Us…

In 2005, brothers Dimitri and Steve Osler set out to reimagine how businesses communicate, and that vision became Wildix. Today, from our headquarters in Tallinn, Estonia, Wildix is one of the world’s fastest-growing UCaaS companies, with 300+ team members from 15+ nationalities, working across Europe, the UK, the Americas and beyond. We serve businesses in 135+ countries through a partner-first ecosystem, delivering secure, intuitive solutions that keep companies connected, productive and ready for what’s next.

At Wildix, we don’t just build technology, we live it. As a remote-first company, we rely on our own platform every day to collaborate globally and innovate fast. With steady growth and a strong foundation, we offer real opportunities to advance your career as we scale, making an impact in a global team that’s shaping the future of work.

At Wildix, our mission is clear: Empower companies worldwide with seamless communication solutions that drive productivity, efficiency, and growth.

About The Role…

We are looking for an experienced Infrastructure Security Engineer to strengthen and harden our AWS-based infrastructure. This role will focus on designing, implementing, and continuously improving our security posture, ensuring compliance with best practices, and proactively identifying and mitigating risks across our cloud environment.

What You Will Do…

• Drive continuous security improvements in AWS based on SIP findings.
• Maintain “100% Green” status in AWS Trusted Advisor and Security Hub.
• Own IAM security, enforcing MFA, auditing admin access, rotating keys, and implementing least-privilege roles.
• Manage temporary privileged access workflows to ensure secure, time-bound access.
• Lead the lifecycle of infrastructure security findings, from triage to remediation and verification.
• Build and operate centralized logging and SIEM for full visibility and threat response.
• Collaborate with DevOps/SRE teams to embed security into provisioning and deployments.
• Coordinate AWS security assessments and penetration testing, driving remediation.
• Provide security guidance for architecture and new services, ensuring best-practice implementation.
• Be available during working hours: 10:00–19:00 UA Time (09:00–18:00 CET).
  
   

What You Will Bring…

• 7+ years in Infrastructure Security, Cloud Security, or Cloud Engineering roles.
• Deep expertise in AWS security services (IAM, VPC, Control Tower, Security Groups, GuardDuty, Config, KMS, WAF).
• Hands-on with Infrastructure-as-Code security (Terraform, CloudFormation) and CI/CD pipeline hardening.
• Solid understanding of AWS network architecture and secure networking practices.
• Skilled in monitoring, logging, and incident response in cloud environments.
• Knowledge of cloud compliance frameworks (ISO 27001, SOC 2, CIS Benchmarks).
• Experienced in threat modeling, vulnerability management, and remediation.
• Practical implementation of zero-trust and least-privilege principles.
• Conduct security reviews of architecture and configurations.

Why You’ll Love It Here

👫 Work with a Supportive, High-Performing Team – We believe in trust, autonomy, and working with bright, passionate individuals who drive real impact.

🌍 A Truly International Workplace – Our diverse and inclusive team ensures you’ll always feel connected and supported, no matter where you are.

🚀 Shape the Future of Global Communication – Be part of a team transforming how businesses operate in an era of remote work and AI-powered collaboration.

💼 Join a Profitable & Stable Company – We’re not a startup experiment, we’re a two decade old success story with sustained profitability, meaning we can back your boldest ideas.

What We Offer

🏖️ Generous Time Off – Take the breaks you need to relax, recharge, and come back inspired.

💻 Top-Tier Tech – Love Mac? So do we! We equip our team with the best tools for success.

🚀 Career Growth & Development – We cover certifications and IT conferences to keep you at the top of your game.

🌱 Well-being Support – We offer access to psychology sessions to support your mental and emotional health

Happy with them? Our Benefits are country-specific. You can ask your recruiter for more information

Interview Process

🤝 Step 1: Initial Screening – A chat with our Talent Team to understand your background, experience, and motivations (30 mins).

🛠️ Step 2: Technical Interview – A deep dive with your potential manager to assess your skills and fit for the role (60 mins).

We Are Wildix

Wildix is an equal-opportunity employer. We value diversity and welcome all applicants regardless of race, gender, age, religion, or any other characteristic. Everyone is encouraged to apply and is welcome to join our Blue Ecosystem. 

Ready to join us? Apply Now!