Jobs at Djinni

We are looking for a Microsoft Dynamics 365 Engineer to help us develop, customize, and support our internal CRM ecosystem used by multiple business teams. In this role, you will work closely with cross-functional stakeholders to build reliable, scalable, and business-oriented CRM solutions that improve operational efficiency and automate key workflows.

You will have an opportunity to influence the evolution of the company’s CRM ecosystem and independently drive technical improvements across business-critical processes.

Responsibilities

• Design, develop, and implement CRM solutions using Microsoft Dynamics 365 (Sales, Customer Support, Marketing) that address specific business needs
• Maintain, optimize, and continuously improve the functionality and performance of the current CRM setup
• Provide technical support and troubleshoot issues in production environments to ensure high system reliability
• Collaborate with business stakeholders to understand requirements, propose solutions, and translate them into technical tasks
• Create and maintain technical documentation to support knowledge sharing and future development

Requirements

• At least 2 years of hands-on experience with Microsoft Dynamics 365, specifically in Sales, Customer Support, and Marketing modules
• Strong proficiency in C# programming language, with the ability to write robust and maintainable code
• Solid understanding of relational databases and hands-on experience writing and optimizing SQL
• Proven experience in delivering business-critical features on time in a collaborative and structured team environment
• Ability to communicate clearly with both technical and non-technical stakeholders
• Intermediate English proficiency

Will Be a Plus

• Experience configuring and customizing on-premise Dynamics 365 setups for specific business needs
• Previous experience in fintech domain

We offer

• Tax expenses coverage for private entrepreneurs in Ukraine
• Expert support and guidance for Ukrainian private entrepreneurs
• 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
• Fully remote work environment
• Professional education and English learning budget
• Wellness budget (gym membership, sports gear, and related expenses)

Our client is an international product-based IT company specializing in the iGaming industry. Born in 2014, they rocked the CIS region and are now taking their success worldwide.

We are currently looking for a Middle/Senior Data Analyst.

📋 Key responsibilities and your contribution:

• Own end-to-end analytics for an assigned domain, acting as the main point of contact for data-related business needs.
• Analyze user behavior to identify anomalies, suspicious activities, and emerging fraud patterns.
• Develop, optimize, and maintain rules and triggers for automated risk monitoring and fraud detection systems.
• Design, build, and maintain SQL models, dashboards, and reporting solutions to support business decision-making.
• Identify trends, risks, and growth opportunities, translating findings into actionable recommendations.
• Use SQL and Python to extract, transform, and analyze large datasets efficiently.

• Partner with cross-functional teams to conduct advanced analyses and provide insights that drive business strategy and operational improvements.

   

📚 Your qualifications:

• 2+ years of experience in Data Analytics.
• Strong practical experience with SQL and relational databases.
• Experience working with Google BigQuery (GBQ) is a strong plus.
• Proficiency in BI tools; experience with Tableau is preferred.
• Strong analytical, problem-solving, and communication skills.

• A proactive, ownership-driven mindset with the ability to identify issues, propose solutions, and drive improvements.

   

➕ Nice to have:

• Experience in iGaming is highly preferred.
• Experience in Fraud or Anti-Fraud Analytics is a strong plus.
• Familiarity with various analytical domains within the iGaming industry.

• Familiarity with Git.

   

Benefits:

⭐ Time Off & Recovery: 20 working days of fully paid annual leave, fully paid sick leave, and public holidays off according to company policy.

⭐ Health & Wellness: A flexible Benefits cafeteria that allows you to choose the perks that fit you best, with options including medical support, regular check-ups, mental health services, or gym access.

⭐ Education & Development: Internal and external training, industry events, language courses, and professional service subscriptions.

⭐ Workspace & Tech: All necessary corporate equipment provided, the flexibility to work fully remotely, and premium digital tools to enhance performance (e.g., AI tools, ChatGPT Plus).

⭐ Work Environment & Perks: Holiday bonuses, gifts for special occasions, paid business trips, and team events.

RedCore is an international business group that creates technological solutions for digital markets. Our products and services cover fintech, marketing, e-commerce, customer service, communications and regulatory technologies.

We are looking for a Security System Engineer to join our teams!

Requirements:
- 2–4 years of experience in Endpoint Security / SOC / IT Security
- Hands-on experience with EDR solutions (SentinelOne, CrowdStrike, Microsoft Defender for Endpoint, or similar)
- Experience managing MDM solutions (ManageEngine, Intune, Jamf, or similar)
- Understanding of endpoint hardening principles and baseline configurations (CIS Benchmarks or similar)
- Experience with patch management processes and compliance tracking
- Hands-on experience in incident investigation
- Understanding of Incident Response processes and basic forensic practices
- Experience working with or integrating SIEM solutions (Splunk, ELK, Microsoft Sentinel, or similar)
- Understanding of the endpoint threat landscape (malware, phishing, privilege escalation, persistence techniques)
- Administrative-level experience with Windows and macOS

Will be plus:

- Experience with IdP solutions (JumpCloud, Okta, Azure AD)
- Basic scripting skills (Python, Bash, or PowerShell) for automation
- Experience participating in threat hunting activities
- Understanding of security standards and frameworks (ISO 27001, PCI DSS, SOC 2)
- Cybersecurity-related certifications

Soft Skills:

- Ability to independently investigate incidents and make decisions
- Ability to handle large volumes of alerts and effectively prioritize tasks
- Strong communication skills with SOC, IT, and cross-functional teams
- Attention to detail and a structured, analytical mindset

Responsibilities:
- Endpoint Security
- Ensure 100% endpoint coverage with security agents (EDR/AV, MDM, IdP)
- Manage and optimize EDR policies
- Implement and maintain secure baseline configurations for endpoint devices
- Manage device security policies via MDM
- Control software inventory on corporate devices
- Manage agent versions, ensuring timely updates and lifecycle (EOL) control
- Monitor patch compliance and prepare reporting across teams

Monitoring, Incident Response & Threat Hunting
- Integrate EDR, MDM, and IdP with SIEM, ensuring complete and reliable telemetry ingestion
- Participate in threat hunting activities to identify endpoint-level threats
- Investigate and respond to endpoint security incidents
- Collect and analyze forensic artifacts
- Participate in post-mortem analysis and define corrective actions

- Compliance & Audit
- Develop and maintain endpoint security policies
- Conduct regular audits and remediate out-of-compliance devices
- Ensure endpoint security posture aligns with current standards and regulatory requirements

Our benefits to you:

☘️An exciting and challenging job in a fast-growing business group, the opportunity to be part of a multicultural team of top professionals in Development, Architecture, Management, Operations, Marketing, Legal, Finance and more

🤝🏻Great working atmosphere with passionate experts and leaders, sharing a friendly culture and a success-driven mindset is guaranteed

🧑🏻‍💻Modern corporate equipment based on macOS or Windows and additional equipment are provided

🏖Paid vacations, sick leave, personal events days, days off

💵Referral program — enjoy cooperation with your colleagues and get the bonus

📚Educational programs: regular internal training sessions, compensation for external education, attendance of specialized global conferences

🎯Rewards program for mentoring and coaching colleagues

🗣Free internal English courses

✈️In-house Travel Service

🦄Multiple internal activities: online platform for employees with quests, gamification, presents and news, clubs for movie / book / pets lovers and more

🎳Other benefits could be added based on your location

NuxGame works with iGaming operators of all scales helping companies access new markets or enhance their existing brands. As a casino gaming software company, NuxGame provides solutions to build outstanding brands and fulfill your business goals. We are looking for a Provider Manager to join our team.

What we expect from a candidate:

- Attention to detail, willingness to work with big data

- Communicative and negotiating skills

- Ability to work with contracts

- Experience of working with B2B clients

- Experience working with software companies

- English level from Upper-Intermediate

Will be a plus:

- Knowledge of the provider market

- Ability and experience with integrations

- Experience of working with content providers

- Experience with promotions and tournaments

What your responsibilities will include:

- Maintaining and developing long-term relationships with partners.
- Conduct thorough market research to identify trends and opportunities.
- Gather and analyze data relevant to the market and operators.
- Evaluate and analyze operators to inform strategic decisions.
- Develop and present promotional strategies and proposals.

- Connecting new solutions.

- Processing requests from related departments and solving their

tasks

- Interaction with the financial department and providing the necessary information

What we offer:

- Remote work format.

- Working hours from 10:00 to 18:00 (Mon-Fri).

- Interesting work in successful projects.

- Timely payment of salaries, official employment, 24 days of vacation, and fun corporate events.

- A friendly team and a pleasant atmosphere without pressure, stress and other negative things.

We believe in the importance of unlocking the inner potential of each team member, we have an open and democratic system of work organization.

QATestLab is an international provider of independent testing services with 20+ years of experience delivering QA support across multiple industries — from eCommerce, banking, and healthcare to gaming, media, and telecom. Our service portfolio includes manual testing and test automation services for web, desktop, mobile, and cloud applications.
 

We are looking for an Intern QA Engineer for the Game direction who will join our team and work from our office (Khmelnytskyi, Rivne)

If you completed testing courses, and have English at the Intermediate level – don’t waste a minute: send your CV and become part of QATestLab!

We expect that you:

• Have basic theoretical and practical training in software testing (testing courses, etc.)
• Have a strong Intermediate or higher level of English to communicate effectively with clients and colleagues
• Are an advanced mobile devices user
• Understand the role and importance of software tester’s work in quality software creation
• Attentive to details, inquisitive, meticulous, and ready to learn non-stop
• Aspire to explore bugs in real and interesting projects
• Passionate about games and understand what quality gameplay looks like from a user’s perspective

Main responsibilities:

• Test games and mobile applications
• Report bugs in the bug tracking system
• Create test cases
• Write reports about testing results
• Participate in MS Teams meetings with your team

We offer:

• Flexible working hours: starting from 8 to 11 AM; full-time
• Possibility to work remotely
• Decent compensation with regular reviews based on the results
• 100% reimbursement with sick leave letter, 18 days off
• Mentor support at the beginning
• Free English and QA courses
• Developed corporate culture, loyalty, and assistance programs

Send your resume and become part of QATestLab!

PLEASE NOTE that we are searching for candidates who are located in Lviv and are able to visit office in Lviv.
 

About us:

EveryMatrix is a leading B2B SaaS provider delivering iGaming software, content and services. We provide casino, sports betting, platform and payments, and affiliate management to 200 customers worldwide.

But that's not all! We're not just about numbers, we're about people. With a team of over 1000 passionate individuals spread across twelve countries in Europe, Asia, and the US, we're all united by our love for innovation and teamwork.

EveryMatrix is a member of the World Lottery Association (WLA) and European Lotteries Association. In September 2023 it became the first iGaming supplier to receive WLA Safer Gambling Certification. EveryMatrix is proud of its commitment to safer gambling and player protection whilst producing market leading gaming solutions.

Join us on this exciting journey as we continue to redefine the iGaming landscape, one groundbreaking solution at a time.

We are looking for a passionate and dedicated Middle QA Engineer to join our team in Lviv!
 

What You'll get to do:

• Design, maintain, and execute test cases for APIs, web, and mobile applications.
• Perform functional, regression, and integration testing across services and applications.
• Work with API testing tools (Postman, Newman, REST Assured, or similar) to validate endpoints, requests, and responses.
• Apply basic OOP concepts when writing or maintaining automated tests.
• Execute manual testing for web and mobile apps (UI/UX, cross-browser, cross-platform).
• Participate in bug reporting, verification, and tracking in tools like Jira or Azure DevOps.
• Collaborate closely with developers to clarify requirements and reproduce issues.
• Support the QA team in building automation coverage and integrating tests into CI/CD pipelines.
• Contribute to QA documentation: test plans, test reports, and checklists.
   

What You need to know:
 

• 3+ years of QA experience .
• Bachelor's degree in technical field (computer science or applied mathematics, IT).
• Practical experience with API testing (REST, SOAP).
• Knowledge of HTTP, JSON, XML, and authentication methods (OAuth, JWT, API keys).
• Hands-on experience in web testing (desktop & responsive) and mobile app testing (iOS/Android).
• Familiarity with at least one programming or scripting language (Java, Python, JavaScript, C#).
• Familiarity with SQL/Mongo DB.
• Understanding of basic OOP principles (inheritance, encapsulation, abstraction, polymorphism).
• Experience with bug tracking and test management tools (Jira, TestRail).
• Good communication skills and ability to work in a cross-functional team.
   

Here's what we offer:

• Start with 22 days of annual leave, with 2 additional days added each year, up to 32 days by your fifth year with us.
• Stay Healthy: 10 sick leave days per year, no doctor's note required; 30 medical leave days with medical allowance
• Support for New Parents:
• 21 weeks of paid maternity leave, with the flexibility to work from home full-time until your child turns 1 year old.
• 4 weeks of paternity leave, plus the flexibility to work from home full-time until your child is 13 weeks old.

Our office perks include on-site massages and frequent team-building activities in various locations.
 

Benefits & Perks:

• Daily catered lunch or monthly lunch allowance. 
• Private Medical Subscription. 
• Access online learning platforms like Udemy for Business, LinkedIn Learning or O’Reilly, and a budget for external training.
• Gym allowance

At EveryMatrix, we're committed to creating a supportive and inclusive workplace where you can thrive both personally and professionally. Come join us and experience the difference!

Media Buyer (Facebook Ads | Crypto | Full-Cycle)
 

Our client is an international performance marketing team specializing in affiliate and partner marketing within the Crypto vertical.

The primary focus is scaling through Facebook Ads, working with both proprietary products and partner offers.

Main GEOs: Asia & LATAM
Format: Remote, Full-Time

Who We Are Looking For

We are looking for a full-cycle Media Buyer (Facebook Crypto) with strong hands-on experience.

This is not an execution-only role.
We need a specialist who:

• Independently generates and tests hypotheses;
• Manages campaigns and funnels end-to-end;
• Thinks in terms of profitability and scalability;
• Takes full ownership and responsibility for results.

Responsibilities

• Researching and testing new funnels and traffic setups;
• Generating and validating growth hypotheses;
• Launching and optimizing Facebook Ads campaigns;
• Analyzing performance and scaling profitable campaigns;
• Managing the overall traffic acquisition strategy;
• Coordinating tasks with design, development, and account farming teams;
• Taking full ownership of performance outcomes.

Requirements

Must-have:

• Exclusive experience with Facebook Ads;
• Proven experience in the Crypto vertical;
• Recent hands-on experience (preferably within the last 6–12 months);
• Strong understanding of Facebook crypto traffic mechanics and specifics;
• Experience independently managing and scaling campaigns.

We do NOT consider experience in:

• Google Ads
• TikTok Ads
• Native Ads
• Push Traffic
• UAC
• SEO
• Snapchat Ads

The following verticals are NOT relevant:

• Gambling
• Betting
• Nutra
• E-commerce
• Dating
• Sweepstakes
• Non-crypto Finance

What We Offer

• Remote, full-time position;
• International distributed team;
• No geographic restrictions;
• Russian-speaking work environment.

Compensation

• Fixed salary: discussed individually;
• Performance-based compensation model;
• Significant income growth potential based on results.

Head of Media Buying Nutra
 

Responsibilities

• Launching and scaling advertising campaigns in the Nutra vertical using Facebook Ads and/or Google Ads.
• Developing, testing, and optimizing advertising funnels, including creatives, offers, and sales funnels.
• Managing a team of media buyers (recruitment, training, performance monitoring, and development).
• Monitoring and optimizing key performance metrics, including ROI, CPA, CPL, and LTV.
• Managing advertising budgets and ensuring their efficient allocation.
• Building and optimizing internal processes, including reporting systems, KPIs, and operational workflows.
• Identifying new growth opportunities, testing hypotheses, and driving campaign scaling.
   

Requirements

• Strong hands-on experience in performance marketing and media buying.
• Proven experience in the Nutra vertical with Facebook Ads and/or Google Ads traffic sources.
• At least 2 years of team management experience.
• Demonstrated experience managing advertising budgets of $50,000+ per month.
• Deep understanding of unit economics, including ROI, LTV, and CAC.
• Experience building teams and business processes from scratch.
• Strong ownership mindset, systematic thinking, and results-oriented approach.
   

Important: Candidates without relevant experience in the specified traffic sources and the Nutra vertical will not be considered.

What We Offer

• Fully remote work format.
• Full-time employment.
• Competitive compensation package:
  • Fixed salary: discussed individually;
  • Performance-based bonus: percentage of generated results/profit.
• Opportunity to build and lead your own team.
• Direct collaboration with the business owner.

We are currently seeking a skilled and driven DevOps Engineer to join our team.
 

We believe that you have experience or understanding:

• Have a strong DevOps mindset to enable speed and scalability for app and dataintensive workloads
• Experience with security compliance standards and frameworks, including SOC 2, HIPAA, ISO standards, and tools such as Vanta
• Work with our end-user to design, implement, and maintain scalable, reliable and streamlined infrastructure solutions in Cloud
• Have experience building solutions for analytical use cases based on Python, Spark & SQL technologies
• Implement and maintain solutions with IaC to help ensure consistent and reproducible deployment support (Terraform, Bicep, OpenTofu, Crossplane)
• Develop and maintain automated integration & data-flow pipelines including testing and monitoring frameworks to build observable systems
• Troubleshoot performance concerns, design for high availability and efficient resource utilization
• Hands-on expertise with Azure
• Upper-Intermediate English level

You want to learn and work with:

• Modern Application, Distributed Data Processing and Analytical workloads
• Working with public cloud providers such as Azure and their core computing (AKS/GKS/VMs), security (WAF/App Gateway/Frontdoor or Cloudflare) & storage services (Storage Accounts/S3/GCP Storages)
• Familiarity with CI/CD through tools such as Azure DevOps, GitHub Actions with focus on automation and security through DevSecOps principles
• Analytical & problem-solving skills, ability to communicate ideas clearly
• Familiarity with containerization and orchestration technologies such as Docker and Kubernetes

Your opportunity:

• Flexible schedule — teams used to work in flexible manner
• Horizontal management and communicating directly with project stakeholders
• 20 days of paid vacation
• Paid sick leaves
• Annual activities budget — we endorse your wish to self improvement
• Remote work

About the company:

Kickbite is a fast growing all-in-one marketing analytic tool, which collects, analyzes, and visualizes e-commerce data all in one place. It provides actionable insights to all decision-makers to scale online sales and improve return of advertising spends. Website: https://www.kickbite.io/

Responsibilities:

- Creating and maintaining existing ETL processes

- Transform raw data and raw events into valuable data for business users

- Performing end-to-end data flow checks

- Integration with the new data sources

Requirements:

- 4-5 years of related experience

- Excellent knowledge of Python programming language

- Extensive experience with SQL DB's, Bigquery

- Strong knowledge of REST API

- Version Control Systems (GIT)

What we offer:

- Competitive level of compensation transferred directly to bank account

- Full-time remote work 40 hours per week (approximately from 10.00 to 18.00)

- 20 working days of vacation per year

- Paid sick leaves up to 2 weeks per year

- Free time for educational purposes

About the company:

Kickbite is a fast growing all-in-one marketing analytic tool, which collects, analyzes, and visualizes e-commerce data all in one place. It provides actionable insights to all decision-makers to scale online sales and improve return of advertising spends. Website: https://www.kickbite.io/

Responsibilities:

- Creating and maintaining existing ETL processes

- Transform raw data and raw events into valuable data for business users

- Performing end-to-end data flow checks

- Integration with the new data sources

Requirements:

- 4-5 years of related experience

- Excellent knowledge of Python programming language

- Extensive experience with SQL DB's, Bigquery

- Strong knowledge of REST API

- Version Control Systems (GIT)

What we offer:

- Competitive level of compensation transferred directly to bank account

- Full-time remote work 40 hours per week (approximately from 10.00 to 18.00)

- 20 working days of vacation per year

- Paid sick leaves up to 2 weeks per year

- Free time for educational purposes

Job Summary:

Join JustMarkets as our Head of Performance, a leadership role responsible for shaping and executing the company’s performance strategy at scale. You will own the design and evolution of a company-wide performance framework that translates business goals into measurable outcomes, ensures consistent standards across teams, and provides leadership with a clear, data-driven view of how the business performs.This role plays a critical part in building a meritocratic organisation by linking performance to real business impact, enabling disciplined execution, objective decision-making, and sustainable growth.

Responsibilities:

• Design and continuously evolve a unified performance framework across all functions and regions, ensuring alignment with business strategy and priorities
• Translate company goals into clear, measurable performance standards and scorecards in collaboration with functional leaders
• Own the end-to-end quarterly performance cycle, ensuring disciplined execution, data integrity, and consistency across teams
• Lead performance and calibration discussions with senior management and C-level stakeholders to ensure objective, comparable evaluation
• Assess the quality and effectiveness of KPIs used across the business; challenge and refine metrics that do not reflect real outcomes
• Identify performance risks, inefficiencies, and misalignment between targets, execution, and results
• Ensure performance outcomes are used consistently in promotion, underperformance (PIP/exit), and reward decisions
• Partner with Finance and HR leadership to align performance results with compensation, bonuses, and salary review processes
• Define and enforce standards and guardrails for KPIs and metrics used in performance-related decision-making
• Prepare analytical materials and recommendations for executive committees related to performance, promotions, and rewards
• Build and lead a team responsible for performance operations, analytics, and governance
• Continuously improve performance systems and decision-making processes to support company growth and organisational maturity

Requirements:

• 7+ years of professional experience in strategy, business operations, analytics, consulting, or performance-related leadership roles
• Minimum 3 years of experience in a senior leadership or management position
• Proven experience designing and operating performance frameworks in fast-growing, metrics-driven organisations
• Strong understanding of how performance metrics connect to business results, efficiency, and growth
• Experience leading structured performance or calibration discussions with senior and executive stakeholders
• Highly analytical mindset with the ability to identify root causes, inconsistencies, and performance risks through data
• Ability to manage complex, time-bound initiatives with high standards for execution discipline and data quality
• Strong communication and stakeholder management skills, including the ability to challenge assumptions and influence senior leaders constructively
• High level of ownership, integrity, and discretion when working with sensitive information
• Fluency in English; Ukrainian or Russian is a strong advantage
• Willingness to work from the Cyprus office

Will be a plus:

• Experience in fintech, brokerage, payments, or other regulated, metrics-driven industries
• Background in top-tier consulting (McKinsey, BCG, Bain) or strategy roles in hyper-growth technology companies
• Experience linking performance metrics to compensation, incentives, or investment decisions
• Hands-on experience with BI, analytics platforms, or performance management tools

We offer:

• Opportunity to work for a leading international brokerage company
• A high-impact leadership role with direct exposure to the CEO and executive team
• Chance to design and scale a company-wide performance system from the ground up
• 21 paid vacation days per year
• 10 paid sick leave days per year
• Public holidays according to the Cyprus Public holiday list
• Medical insurance
• Extensive relocation package
• Professional education budget
• Language learning budget
• Wellness budget (gym membership, sports gear, and related expenses)

Description

This organization operates within the dynamic manufacturing and industrial sector, delivering advanced technological solutions and precision equipment. It serves a diverse clientele, including large-scale manufacturers and specialized industrial enterprises, by enhancing operational efficiency and product quality. The company is positioned as a key innovator, providing critical tools and systems that drive progress in various industrial processes. Its offerings often encompass sophisticated instrumentation, automation platforms, and materials science applications. Through its contributions, the entity plays a vital role in advancing industrial capabilities and fostering innovation across global production landscapes.

Requirements

• Possessing 0-1 years of foundational experience in quality assurance, demonstrating a keen interest in software testing methodologies, and a commitment to learning within an enterprise environment.
• This role operates within a flexible work model, allowing for remote collaboration from various locations across Ukraine while fostering team engagement through virtual platforms and occasional on-site meetings as required.

Required Skills:

• Demonstrating a foundational understanding of Quality Assurance (QA) principles and basic testing concepts, eager to apply theoretical knowledge in practical scenarios.
• Exhibiting basic knowledge of Sonar or similar code quality analysis tools, with a willingness to learn and utilize them for static code analysis and issue identification.

Job responsibilities

• Assist in the execution of manual test cases under the guidance of senior QA engineers.
• Support the documentation of test results and identified defects in tracking systems.
• Participate in the review of functional specifications and design documents to understand testing requirements.
• Collaborate with team members to reproduce reported issues and verify bug fixes.
• Help prepare test data and configure test environments for various testing activities.
• Observe and learn best practices in quality assurance processes and methodologies.
• Contribute under guidance to the creation and maintenance of basic test plans and test scenarios.
• Assist in performing regression testing to ensure existing functionalities remain stable after changes.
• Support the analysis of test results to identify trends and potential areas for improvement.
• Learn to utilize basic QA tools, including those for defect tracking and test case management.

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.

Requirements:

Location: ONLY POLAND, WROCLAW
 

• 0.5 years of experience in a coordination or administrative role in IT
• English — at least Upper-Intermediate (B2) level
• Ukrainian — Fluent / Native-level proficiency (C2)
• Strong organizational skills and attention to detail
• Software development lifecycle understanding
• Excellent verbal and written communication skills
• Proficiency in tools like Excel, Office of Google Docs, Jira, Trello or similar, and Slack.

Responsibilities:

• Assist in the planning and execution of team meetings, events, and activities
• Coordinate schedules and manage calendars for team members: monitor team vacations, office leaves and sick leaves, update customers in a timely manner
• Organize and maintain documentation and reports related to team activities: management of internal tracking System Synebo Home
• Provide monthly reports of the team’s project to the finance department and customer
• Facilitate communication within the team to ensure alignment on objectives and deliverables
• Support the onboarding process for new team members, providing them with the necessary resources and guidance
• Act as a liaison between team members and other departments, ensuring effective collaboration
• Working together with a Head of Delivery and Account Managers in a resource planning
• Organize Team Buildings

Will be plus:

• Experience in project management or team coordination
• Familiarity with project management tools (e.g., Asana, Trello, or similar)
• Ability to thrive in a fast-paced environment and adapt to changing priorities
• Technical Skills and Relevant Technologies
• Basic understanding of project management methodologies
• Experience with virtual communication tools (e.g., Zoom, Slack)
• Experience with CRM will be a Plus ( Hubspot, Salesforce)

We offer:

• Budget for medical insurance at the company’s cost
• Budget for wellbeing activities
• Paid vacation
• Paid sick leaves
• English/Polish lessons
• “Synebo talk” internal educational programme
• Marriage and childbirth encouragement
• “Happy hour” and team-building events