Jobs at Djinni

Project Description:

Our team is responsible for the development, integration, and support of corporate information systems designed to help business processes run with maximum efficiency.

We develop a set of software products used by 15k+ Luxoft employees. Our solutions automate a wide range of business processes, including client relationship management, contract workflows, purchasing, business travel, budget planning, invoicing, recruitment, personnel administration, and time and resource management.

We are looking for an experienced Software Developer with deep knowledge of architectural approaches to software design and implementation.

Responsibilities:

• Be part of an agile development team
• Participate in microservices architecture implementation
• Participate in architecture and system design reviews
• Understand the concepts of Clean Architecture and DDD
• Be able to conduct code reviews
• Have experience with the .NET 9 tech stack
• Be able to write maintainable code

Mandatory Skills:

• Artificial Intelligence (AI)

Mandatory Skills Description:

- .NET 9
- DDD
- Clean Architecture
- Angular 19
- MS SQL

Nice-to-Have Skills Description:

- Advanced English
- Azure Kubernetes Services
- Azure DevOps (CI-CD, Docker, HELM)
- Enterprise Architecture
- EF Core
- Microservices architecture
- Elastic
- Redis

Languages:

English: B2 Upper Intermediate

Requirements:

• Strong experience with Java, Spring (Boot, Security, Data), and Hibernate
• Microservices architecture development experience
• Will be a plus:
  • AWS (EC2, RDS, SNS, SQS, Lambda)
    Kubernetes, Docker
  • PostgreSQL
  • Elasticsearch / OpenSearch
• Conversational English for team communication and documentation
• Ability to work from an office in the EU
• Experience in backend development for mobile applications

We offer:

• Competitive market-level salary 

• International team and a chance to work on a world-class product

• Compensation for lunches
• A modern office with a mountain view
• Equipment (MacBooks with M3/4, monitors)
• Relocation package

• Full legal support

• Documentation assistance for you and your family
• 90 min by car and you’re at the seaside.

 

Join the Fintech Core team building a white-label modular platform that powers digital banks, payment systems, and fintech products across Europe, North America, and MENA regions
 

As a System Analyst on the Fintech Core project, you will define technical architecture, system specifications, and integration designs for a white-label modular fintech platform that enables rapid creation of digital banking and payment products.
 

The platform provides a complete technology stack including general ledger, middleware, mobile/web applications, and extensive third-party integrations for KYC, payments, card issuance, and compliance. You'll work closely with Business Analysts, Solution Architects, and Engineering teams to translate business requirements into detailed technical specifications, design robust system architectures, and ensure seamless integration across microservices while maintaining regulatory compliance and enterprise-grade security.

This role offers hands-on experience designing financial systems at scale, with exposure to payment processing, card networks, digital wallets, cross-border transactions, and regulatory compliance frameworks serving multiple fintech implementations globally.

Responsibilities
 

• Analyze and document system requirements for platform modules including payments, card issuance, digital wallets, accounts, ledger management, and compliance systems
• Translate business requirements into detailed technical specifications, API contracts, database schemas, and integration architectures
• Design data models, entity relationships, and data flow diagrams for transactional and financial systems with appropriate normalization and performance considerations
• Define integration patterns and technical specifications for connecting with payment processors, KYC/AML providers, card issuers, and open banking platforms
• Document system behaviors using sequence diagrams, component diagrams, deployment architectures, and API specifications (OpenAPI/Swagger)
• Collaborate with Solution Architects to ensure system designs align with microservices architecture patterns, scalability requirements, and technical best practices
• Define non-functional requirements including performance benchmarks, security controls, data retention policies, and audit trail specifications
• Facilitate technical design workshops with Engineering teams to review system specifications, validate implementation approaches, and identify technical risks
• Create comprehensive system documentation in Confluence covering technical flows, component interactions, message formats, and infrastructure requirements
• Support QA teams by defining system integration test scenarios, technical acceptance criteria, and end-to-end testing strategies
• Analyze system performance bottlenecks and propose optimization solutions for high-throughput financial transaction processing
• Ensure all technical specifications maintain regulatory compliance requirements (PCI DSS, GDPR, PSD2) and financial data security standards
• Maintain traceability between business requirements, system specifications, technical implementations, and test cases
• Participate in sprint planning, technical refinement sessions, and architecture review boards to ensure alignment between product vision and technical execution

Professional skills are required:
 

• 3+ years of experience as System Analyst, Technical Analyst, or similar role in fintech or banking domains

   

• Strong understanding of financial systems architecture including general ledgers, payment processing, and account management

   

• Experience with microservices architecture, API design, and distributed systems

   

• Proficiency in creating technical documentation: system design documents, data flow diagrams, sequence diagrams, ER diagrams

   

• Knowledge of database design and data modeling for transactional systems

   

• Understanding of integration patterns, message queues, and event-driven architectures

   

• Familiarity with payment systems standards (ISO 20022, SWIFT, SEPA, card schemes)

   

• Experience with API specifications (REST, OpenAPI/Swagger, webhooks)

   

• Understanding of cloud infrastructure and deployment architectures (AWS, Azure, GCP)

   

• Knowledge of authentication and authorization mechanisms (OAuth, JWT, API keys)

Technical Skills

• 3+ years of experience as System Analyst, Technical Analyst, or similar role in fintech or banking domains

• Strong understanding of financial systems architecture including general ledgers, payment processing, and account management

• Experience with microservices architecture, API design, and distributed systems
• Proficiency in creating technical documentation: system design documents, data flow diagrams, sequence diagrams, ER diagrams

• Knowledge of database design and data modeling for transactional systems

• Understanding of integration patterns, message queues, and event-driven architectures

• Familiarity with payment systems standards (ISO 20022, SWIFT, SEPA, card schemes)

• Experience with API specifications (REST, OpenAPI/Swagger, webhooks)

• Understanding of cloud infrastructure and deployment architectures (AWS, Azure, GCP)

• Knowledge of authentication and authorization mechanisms (OAuth, JWT, API keys)

   

Domain Knowledge

• Understanding of core banking concepts: accounts, transactions, balances, ledgers, reconciliation

   

• Knowledge of payment flows: domestic/international transfers, card payments, digital wallets

   

• Familiarity with KYC/AML processes and regulatory compliance requirements

   

• Understanding of financial data security standards (PCI DSS, GDPR)

   

• Experience with fintech product features: onboarding, card issuing, FX, acquiring

Analytical & Documentation Skills

• Excellent analytical thinking and problem-solving abilities

• Strong technical writing skills with attention to detail

• Ability to translate complex business requirements into technical specifications

• Experience with UML, BPMN, or similar modeling notations

• Proficiency with documentation tools (Confluence, Notion, or similar)

• Experience with requirements management and traceability

Skills will be a plus:
 

• Experience with white-label or multi-tenant system architectures

• Knowledge of blockchain and cryptocurrency integrations

• Familiarity with regulatory frameworks (PSD2, Open Banking, MiFID)

• Experience with performance testing and system optimization

• Understanding of DevOps practices and CI/CD pipelines

• Previous experience with modular platform architecture

• Knowledge of financial compliance and audit requirements

• Experience with data migration and system integration projects

Project description:

Fintech Core is a white-label modular fintech solution designed for rapid creation and launch of digital banking and payment products. It provides a comprehensive, turnkey platform that enables businesses to build neobanks, digital wallets, payment systems, and other fintech products within 3 months rather than years. The solution includes a complete technology stack: a robust general ledger platform, middleware layer, customizable frontend applications for iOS/Android/Web, and extensive third-party integrations for KYC, payments, card issuance, and compliance. Unlike traditional SaaS offerings, Fintech Core provides full access to source code, eliminating vendor lock-in and enabling deep customization.

The platform is built on microservices architecture with modular components that can be independently scaled and customized. It supports multi-currency operations, cross-border payments, card issuing, account management, transaction processing, compliance monitoring, and back-office orchestration. The solution is PCI & DSS compliant and designed to meet regulatory requirements across multiple jurisdictions.

Project stage: Active development and continuous enhancement. The platform is mature with multiple successful implementations but undergoes constant evolution to incorporate new regulatory requirements, payment integrations, and fintech capabilities. Quality, scalability, and compliance are paramount priorities.

The size and the structure of the PROJECT team:

Cross-functional team including Product Owners, Business Analysts, System Analysts, Frontend/Backend Developers, QA Engineers, DevOps, Security Specialists, and Compliance Consultants. The team operates in an Agile environment with close collaboration between technical and business functions.

We’re looking for a Legal & Compliance Officer to ensure the company can legally operate a Sweepstakes-based iGaming product in the US market without risking shutdowns from regulators, PSPs, banks, or advertising platforms.
You’ll be responsible for building and maintaining a practical, risk-oriented legal framework that protects the business while enabling product growth.
You’ll work closely with the CEO, Product, Anti-Fraud, PSP Manager, and external US counsel.

💪 Key Responsibilities:
✅ Maintain US state legality matrix
✅ Identify restricted states and geo limitations
✅ Approve game & promo mechanics from compliance perspective
✅ Support multi-entity structure (US, EU, partners)
✅ Ensure proper allocation of IP, revenue, and risk
✅ Oversee payment routing from legal perspective
✅ Approve game rules, prize mechanics, sweeps coin structure
✅ Review withdrawal rules and KYC triggers
✅ Align anti-abuse thresholds with legal standards
✅ Support PSP onboarding and compliance reviews
✅ Define sanctions filters and reporting logic
✅ Support crypto payment compliance
✅ Prevent advertising account blocks
✅ Prepare briefs and ToR for US lawyers
✅ Translate legal opinions into product rules and internal policies
✅ Maintain audit-ready documentation

🔥 Skills & Competencies:
✔️ 3+ years of experience in iGaming / Sweepstakes / Social Casino
✔️ Strong knowledge of US regulatory environment
✔️ Experience with PSP onboarding
✔️ Solid understanding of AML / KYC frameworks
✔️ Understanding of advertising compliance (Meta / Google)
✔️ Business-minded and risk-oriented approach
✔️ English B2+ preferred

⭐ Nice to Have
Experience in crypto gaming
Experience with offshore structures (e.g., Cyprus or similar)
Experience with affiliate compliance

✨What We Offer:

• Full remote work
• Flexible working hours (start between 10:00 and 12:00)
• 8 hour work day + break
• Time Off 28 calendar days of paid vacation (after successfully passing the probationary period)
• 4 days of days off

We’re looking for a Payments & Accounting Specialist to own and manage the company’s full money infrastructure.
You won’t just "keep books" you’ll control how money actually moves between US & EU PSPs, banks, crypto providers, vendors, and legal entities to ensure business stability, compliance, and scalability.
You’ll work directly with the CEO and become the operational owner of company cashflow in a fast-growing high-risk iGaming environment.

💪 Key Responsibilities:
✅ Build & Maintain Payment Architecture
- Structure and maintain multi-entity payment infrastructure
- Separate operating, marketing, payouts, reserves, and profit flows
- Ensure traceability and minimize PSP / bank risks

✅ Manage PSPs & Banks
- Work with US & EU PSPs, EMI providers, and crypto platforms
- Monitor settlements, rolling reserves, withheld funds, fees, and chargebacks
- Track compliance flags and PSP risk signals

✅ Execute and control payments to:
- Affiliates
- Marketing partners
- Vendors & SaaS providers
- Contractors
- Internal transfers between legal entities
- Ensure secure routing, correct payment purposes, and jurisdictional compliance

✅ Cashflow & Liquidity Control
- Balances by PSP
- Balances by bank
- Balances by legal entity
- Expected incoming funds
- Liabilities & operational obligations
- Monitor real cash vs. P&L
- Prevent liquidity gaps and frozen accounts

🔥 Skills & Competencies:
✔️ iGaming / Sweepstakes / High-Risk Payments Experience 
✔️ Middle+ level with hands-on experience in payment operations
✔️ Experience working with:
- US & EU PSPs
- EMI providers
- Crypto payment systems
✔️ Strong understanding of:
- Rolling reserves
- Delayed settlements
- Compliance flags
- PSP risk logic
✔️ Experience with multi-entity structures and intercompany flows
✔️ Ability to perform PSP reconciliation and payment routing
✔️ English B2+

⭐ Nice to Have
Experience in fast-scaling startups
Experience in US-facing iGaming products
Familiarity with crypto wallets and high-risk banking setups

✨What We Offer:

• Full remote work
• Flexible working hours (start between 10:00 and 12:00)
• 8 hour work day + break
• Time Off 28 calendar days of paid vacation (after successfully passing the probationary period)
• 4 days of days off

About us

Syndicode is a value-driven software development partner with a globally distributed team of engineers, designers, architects, and IT managers. We are united by the mission to provide our clients with software products and services that perform, look, and work as designed. 

We believe that our people and culture sustain Syndicode’s success. Our team is unified by shared principles like: Accountability, Involvement, Excellence, Visibility, Integrity, Innovation, Win-Win, and Flexibility. Syndicoders are professionals who pursue self-improvement through continual learning, are eager to introduce improvements to work processes, and can analyze a variety of sources to make sound, timely decisions.

If it sounds like you, apply to our jobs and become a new Syndicoder!

 
About the role

As a Python Team Lead, you will be responsible for the backend architecture that supports the mobile application. You will lead the development team, make critical architectural decisions, ensure high availability and performance of APIs used by mobile apps, and promote technical excellence throughout the project.

What you’ll be doing

• Lead and manage a cross-functional engineering team of  back-end, web, or mobile developers
• Own technical architecture decisions and drive the overall backend and API strategy
• Define development standards, code review processes, and testing practices across the team
• Coordinate work between backend and client engineers to ensure seamless API contracts and integration
• Hands-on contribution to critical backend services and infrastructure using Python (FastAPI/Django)
• Build and optimize scalable, service-oriented systems supporting real-time features
• Ensure platform security, GDPR compliance, and audit logging
• Mentor and grow engineers technically and professionally, fostering a culture of ownership and quality 

What you’ll need

• 6+ years of professional software development experience, with strong Python backend expertise
• 2+ years of experience leading or managing engineering teams
• Proven experience building and shipping products that span web and mobile platforms
• Deep understanding of RESTful API design
• Strong experience with relational databases (PostgreSQL), data modeling, and query optimization
• Experience with cloud platforms (AWS or GCP), containerized deployments (Docker, Kubernetes), and CI/CD pipelines
• Familiarity with mobile development workflows, release cycles, and platform-specific constraints
• Solid understanding of testing strategies (unit, integration, e2e) and quality assurance practices across backend and mobile
• Experience with event-driven architectures, message queues (Redis, RabbitMQ, or Kafka)
• Strong understanding of asynchronous programming (asyncio, async/await) and concurrency patterns in Python
• Strong understanding of authentication, authorization, and security best practices
• Excellent communication skills with the ability to align technical and non-technical stakeholders

Nice to have   

• Experience with AI/ML integration, vector databases (Pinecone, Weaviate, pgvector), or recommendation systems
• Experience with NoSQL or non-relational databases (MongoDB, DynamoDB, Cassandra, or similar)
• Hands-on experience with or close collaboration with teams building client applications (React, React Native, Flutter, Next.js, or similar web/mobile frameworks)
• Experience with real-time systems (WebSockets, live streaming, push notifications)
• Background in marketplace, e-commerce, or content-driven platform engineering
• Experience with multi-language/localization systems
• Exposure to tax/VAT compliance logic or fintech-adjacent workflows
• Experience scaling teams and processes during rapid growth phases
   

What you’ll get at Syndicode

• 15 days of vacation, 11 days off for holidays, and 20 sick leave days per year
• Fully remote job
• Educational support
• Internal tech meetups
• Continuous feedback within teams and departments
• Top-notch team 
• Ability to participate in decision-making and bring new ideas
• Self-management: opportunity to manage your time and plan your activities
• Dynamic fast-growing environment: we react and adapt quickly to the world and market changes.

N-iX is a software development service company that helps businesses across the globe develop successful software products. Founded in 2002 in Lviv, N-iX has come a long way and increased its presence in nine countries - Poland, Ukraine, Sweden, Romania, Bulgaria, Malta, the UK, the US, and Colombia. Today, we are a strong community of 2,000+ professionals and a reliable partner for global industry leaders and Fortune 500 companies.

Currently, we are looking for Talent Acquisition Specialist who will manage the full-cycle of the recruitment process, which means building appropriate sourcing strategies, screening candidates, coordinating the interview process, and facilitating offers and employment negotiations. Ensures candidates have a positive recruitment experience and possesses comprehensive knowledge of employment options aligned with the possibilities and collaboration policies in different countries. Conducts feasibility checks for collaboration with future employees. Collaborate closely with hiring managers and other stakeholders to ensure a seamless recruitment process and contribute to the overall success of our projects.

Responsibilities:

• Source and reach out to potential candidates through various channels, including international job boards, social media, and networking
• Build and maintain a pipeline of qualified IT professionals globally to meet current and future hiring needs in different countries
• Conduct thorough candidate assessments, evaluating soft skills, experience, cultural fit and assess the available form of employment in a specific country
• Provides the candidate with information about employment options in accordance with the possibilities and collaboration policies in different countries; ensures the feasibility check of collaboration
• Coordinate and conduct initial and follow-up interviews
• Collaborate closely with hiring managers, staffing partners to understand specific talent requirements and develop effective recruitment strategies
• Provide regular updates on recruitment progress, address concerns, and adjust strategies as needed
• Communicate transparently with candidates, keeping them informed about their status and next steps
• Stay informed about industry trends, market conditions, and competitor activities to make strategic recommendations for attracting top talent in different countries
• Maintain accurate and up-to-date candidate records in the applicant tracking system
• Generate regular reports on recruitment metrics, providing insights and recommendations for process improvement.

Requirements:

• Bachelor or Master’s degree in Human Resources Management or a related field
• 2+ years of relevant experience as an IT Recruiter
• Strong knowledge of IT roles, technologies, and industry trends
• Upper-Intermediate + level of English
• Strong proficiency in recruitment sourcing strategies, incorporating job campaigns, internet job boards, social networking, and employer branding
• Experience using sourcing tools to find active and passive candidate
• Excellent communication and interpersonal skills
• Ability to manage multiple priorities in a fast-paced environment
• Familiarity with applicant tracking systems and recruitment tools

We offer*:

• Flexible working format - remote, office-based or flexible
• A competitive salary and good compensation package
• Personalized career growth
• Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
• Active tech communities with regular knowledge sharing
• Education reimbursement
• Memorable anniversary presents
• Corporate events and team buildings
• Other location-specific benefits

*not applicable for freelancers

Company Overview

We are a fast-growing digital media company operating in the DOOH and digital marketing space. We work with local businesses, agencies, and national brands, delivering innovative advertising solutions including LED trucks and digital screens. As we scale, we are looking for a strategic and hands-on Head of Marketing to lead brand growth, customer retention, and industry positioning.

Role Overview

The Head of Marketing will own the company’s marketing strategy and execution across brand, digital channels, customer retention, PR, and industry presence.

This role requires both strategic thinking (1–3 year growth direction) and operational execution (content, campaigns, events, communications).

The ideal candidate is analytical, business-oriented, and capable of building structured processes with clear KPIs.

Key Responsibilities

1. Marketing Strategy & Planning

• Conduct full analysis of current marketing processes and performance
• Build a 3–6 month marketing roadmap with defined KPIs and timelines
• Develop 1–3 year marketing growth strategy
• Define priority initiatives for 1—3—6 month execution cycles
• Create and manage structured project lists and reporting systems
   

2. Brand Positioning & Industry Presence

• Represent the company in virtual negotiations, strategic partnerships, and high-level online meetings, positioning the brand and value proposition effectively
• Identify and select key industry events for participation or sponsorship
• Lead industry PR initiatives (media publications, interviews, innovation features)
• Strengthen online brand positioning and visibility (Google presence, industry publications)
   

3. Customer Marketing & Loyalty

• Analyze current customer base (volume, tenure, journey, segmentation)
• Conduct customer surveys and NPS analysis
• Create customer tiers and loyalty programs
• Develop corporate gifting strategy
• Propose collaboration initiatives and retention campaigns
• Drive review acquisition strategy (Google Maps, testimonials, case studies)
   

4. Digital Marketing & Communications

• Build and execute 3–6 month content plan
• Define social media strategy (rubrics, tone of voice, posting frequency, creatives)
• Manage email marketing calendar (retention, announcements, review campaigns, promotions)
• Develop templates and automation flows (e.g., via Klaviyo or similar tools)
• Oversee creation of all marketing materials and creatives
   

5. New Business Marketing

• Define and prioritize target segments (small and mid-sized businesses, media agencies, national brands)
• Create targeted outreach and positioning strategy
• Align marketing initiatives with sales priorities
• Support sales with positioning materials and marketing campaigns
   

6. Internal & Online PR

• Build strong internal employer brand and positive company image
• Create engaging internal communications
• Oversee online PR and company representation across digital platforms
   

7. Operational Oversight

• Supervise marketing task execution and deadlines
• Ensure consistent quality of content and brand messaging
• Track and report on KPIs and marketing performance
• Collaborate closely with Sales, Operations, and Leadership
   

Required Skills & Experience

• 5+ years in marketing leadership roles
• Advanced English proficiency (C1 or higher), with strong written and verbal communication skills
• Experience in digital marketing / DOOH / media / advertising industry preferred
• Strong strategic planning and execution skills
• Experience with content marketing, email automation, and social media strategy
• Experience in PR and event marketing
• Analytical mindset with KPI-driven approach
• Experience conducting customer analysis and building loyalty systems
• Strong communication and presentation skills
• Ability to represent the company publicly

What Success Looks Like

• Clear marketing strategy with measurable KPIs
• Improved brand visibility and industry presence
• Structured retention system and loyalty program
• Strong Google reviews and testimonials pipeline
• Consistent lead generation aligned with sales strategy
• Recognizable and well-positioned brand in the digital advertising industry

Location: Remote
Work Hours: U.S. Eastern Time (ET)
Job Type: Full-time

We’re looking for an Anti-Fraud Specialist to build and own the company’s risk and fraud prevention system from scratch. This role combines strategic thinking and hands-on execution you’ll design the full fraud-contour, implement risk rules, and protect product economics without damaging conversion and retention.

You’ll work closely with the CEO, PSP Manager, Product, and Marketing teams to ensure sustainable growth and PSP stability on the US Sweepstakes market.

💪 Key Responsibilities:
✅ Build and own the full risk lifecycle:
✅ Develop and implement a unified fraud detection system integrating:
PSP risk signals, chargebacks, BIN & velocity checks, device fingerprinting, IP/proxy/geo data, KYC signals, affiliate sources, and in-product behavioral data.
✅ Create and manage risk-scoring models and fraud profiles for all users.
✅ Design and optimize:
- Auto-block rules
- Withdrawal holds
- Manual review flows
- Bonus eligibility logic
- Geo & device restrictions
✅ Monitor and improve fraud economics.
✅ Collaborate with PSP to maintain healthy processing metrics and reduce AML/chargeback risks.
✅ Work with Product to close UX and bonus exploitation gaps.

🔥 Skills & Competencies:
✔️ iGaming and US Market Experience 
✔️Experience working with antifraud tools, device/IP/geo systems, and PSP logs.
✔️ Ability to work with SQL/BI tools at analytical level.
✔️ Experience building risk rules, thresholds, and scoring models.
✔️ Ability to make tough decisions and challenge marketing/product when necessary.
✔️ English B2 or higher.

⭐ Nice to Have

Experience in US Sweepstakes or Social Casino products.
Experience building antifraud systems from zero in startups.
Knowledge of AML processes and PSP health metrics.
Experience working with affiliate-heavy traffic.

✨What We Offer:

• Full remote work
• Flexible working hours (start between 10:00 and 12:00)
• 8 hour work day + break
• Time Off 28 calendar days of paid vacation (after successfully passing the probationary period)
• 4 days of days off

We are looking for a Middle System Analyst to join the Fintech Core project — a white-label modular fintech platform enabling rapid launch of digital banking and payment products. In this role, you will define system architecture, integration designs, and technical specifications for a scalable, PCI DSS–compliant financial platform serving multiple global implementations. You will work closely with Business Analysts, Solution Architects, and Engineering teams to translate business requirements into detailed technical documentation, ensuring high-quality, secure, and compliant system design across microservices-based architecture.

Details

Project: Fintech Core (White-label Digital Banking Platform)

Employment Type: Full-time

Start Date: ASAP

Work Format: Remote

Language Requirements: English – Upper-Intermediate+

About the Project

Fintech Core is a mature, actively evolving modular fintech platform designed to launch neobanks, digital wallets, and payment systems within 3 months.

The platform includes:

• General ledger system
• Middleware layer
• Mobile (iOS/Android) & Web applications
• Integrations with KYC/AML providers, card issuers, payment processors
• Compliance monitoring modules
• Built on microservices architecture, the platform supports:
• Multi-currency operations
• Cross-border transactions
• Card issuing
• Digital wallets
• Account & transaction management
• Back-office orchestration
• The solution is PCI DSS compliant and aligned with global regulatory frameworks.

Key Responsibilities

• Analyze and document system requirements across payments, cards, wallets, accounts, ledger, and compliance modules

• Translate business requirements into:

  Technical specifications

  API contracts (REST / OpenAPI)

  Database schemas

  Integration architectures

• Design data models, ER diagrams, and data flow diagrams for transactional systems

• Define integration patterns with:

  Payment processors

  KYC/AML providers

  Card networks

  Open Banking platforms

• Create sequence diagrams, component diagrams, and deployment architecture documentation
• Define non-functional requirements (performance, security, audit, retention policies)
• Conduct technical workshops with Engineering teams
• Maintain traceability between requirements, specs, implementation, and testing
• Support QA with integration test scenarios and acceptance criteria
• Ensure compliance with PCI DSS, GDPR, PSD2 and financial security standards
• Participate in sprint planning and architecture review sessions

Requirements

• 3+ years experience as System Analyst / Technical Analyst in fintech or banking
• Strong understanding of: General ledgers, Payment processing, Account management systems
• Experience with microservices architecture and distributed systems
• Strong API design knowledge (REST, OpenAPI/Swagger, webhooks)
• Experience with database modeling for transactional systems
• Understanding of event-driven architectures and message queues
• Familiarity with ISO 20022, SWIFT, SEPA, card schemes
• Knowledge of OAuth, JWT, API keys
• Cloud architecture understanding (AWS / Azure / GCP)
• Strong documentation skills (UML, BPMN, ERD, sequence diagrams)
• Experience with Confluence / Notion

Domain Knowledge

• Core banking concepts: accounts, balances, reconciliation
• Domestic and cross-border payment flows
• Card issuing and digital wallet mechanics
• KYC / AML processes
• PCI DSS & GDPR fundamentals

Nice to Have

• White-label / multi-tenant architecture experience
• Blockchain / crypto integrations
• PSD2 / Open Banking / MiFID knowledge
• Performance testing & system optimization
• DevOps & CI/CD understanding
• Modular platform architecture experience
• Financial audit & compliance exposure
• Data migration / integration project experience

Team Structure

• Cross-functional Agile team including:
• Product Owners
• Business Analysts
• System Analysts
• Backend & Frontend Engineers
• QA Engineers
• DevOps
• Security & Compliance Specialists

About the role
We are looking for a Middle Manual QA Engineer to join our product team and ensure the quality of a web-based online casino platform.
This role is for a specialist who takes ownership of product quality, participates in test planning, and performs deep analysis of complex issues, including integrations and backend logic.

Requirements

Experience

• 2+ years of commercial experience in Manual QA
• Experience in full-cycle testing of web applications
• Understanding of SDLC and Agile/Scrum
• Experience working in product teams

Technical skills

• Strong knowledge of testing theory and test design techniques
• Experience with PostgreSQL or other relational databases
• API testing experience (REST, HTTP/HTTPS, Postman, Swagger)
• Confident use of Chrome DevTools
• Experience with Jira and test management systems (Zephyr Scale, TestRail, or similar)
• Understanding of client-server architecture
• Experience analyzing logs and working with monitoring tools (Grafana or similar)

Languages

• English — B2+ (documentation and bug reporting)

Responsibilities

Testing

• Planning and execution of functional, regression, smoke, and integration testing
• Testing payment integrations (card processing, crypto, bank transfers)
• Deep testing of REST APIs and backend logic
• Multi-region testing (UK, Netherlands, Germany, France)
• Cross-browser and responsive testing
• Testing integrations with external services and payment providers

Analysis and Troubleshooting

• Log analysis and API interaction analysis
• Investigation and reproduction of complex and unstable issues

Documentation and Process

• Creating and maintaining test documentation in Zephyr Scale
• Building and updating regression test suites
• Reporting testing status and quality metrics in Jira
• Participation in sprint planning and task estimation
• Requirements analysis and early risk identification

Quality Improvement

• Release quality control before deployment
• Proposing improvements to QA processes and efficiency

Team collaboration

• Close collaboration with developers, analysts, and product managers
• Participation in technical discussions

Nice to have

• Experience in iGaming or Gambling (1+ year)
• Understanding of payment systems and financial transactions
• Experience with monitoring tools (Grafana, Kibana, ELK)
• Basic knowledge of web application security testing
• Experience with database tools (DBeaver or similar)
• Active use of AI tools (ChatGPT, Copilot, Claude) for test case generation, SQL queries, log analysis, and documentation

Soft skills

• Ownership and proactivity
• Analytical and structured thinking
• Strong attention to detail
• Good communication skills
• Self-organization and ability to work independently
• Willingness to share knowledge and mentor others

Working conditions

• Remote, full-time (40 hours per week)
• Flexible working hours
• Public holidays observed

What we offer

• Real impact on product quality and release decisions
• Work with a high-load international product
• Modern technology environment
• Growth opportunities to Senior QA or QA Lead
• Participation in technical decision-making

About Cyberette
Cyberette is an AI-native cybersecurity company developing forensic-grade technology to detect digital manipulation across video, audio, and images. Our mission is to restore trust in digital communication and protect people, organizations, and institutions from deception in the AI era.

About the Role
We are looking for a Computer Vision Data Scientist with strong initiative and technical excellence to join our core development team. You’ll be responsible for designing, training, and optimizing computer vision models and architectures used in our deepfake detection and forensic analysis platform.

This role requires someone who thrives in fast-paced environments, loves solving complex problems, and brings both creativity and rigor to their work. You’ll collaborate closely with our founders and engineers to push the limits of multimodal AI for real-world impact.

Key Responsibilities

• Develop, train, and deploy computer vision models for image and video manipulation detection.
• Research and experiment with new architectures, model ensembles, and multimodal fusion techniques.
• Preprocess, clean, and manage large-scale datasets for training and evaluation.
• Optimize model accuracy, latency, and scalability for enterprise-grade performance.
• Contribute to the design of the model evaluation framework and internal benchmarking tools.
• Collaborate with other engineers and researchers to integrate models into production pipelines.
• Document methodologies, experiments, and findings clearly and systematically.

Requirements

• MSc/PhD in Computer Science, Machine Learning, Artificial Intelligence, or related field.
• Strong experience in computer vision (CNNs, Transformers, multimodal models).
• Proficiency in Python and deep learning frameworks (PyTorch, TensorFlow).
• Solid understanding of ML ops, dataset curation, and model evaluation.
• Proven experience building and training models from scratch.
• Excellent analytical and problem-solving skills.
• Self-driven, disciplined, and collaborative mindset.

What We Value
At Cyberette, we believe technology should serve people. We are a team of builders united by a shared sense of purpose — creating tools that make the digital world safer and more truthful. If you care deeply about impactful innovation and want your work to matter, you’ll feel at home here.

Bonus Skills

• Experience with audio or multimodal analysis.
• Knowledge of adversarial attacks or deepfake generation methods.
• Experience in real-time inference or edge deployment.

The client is an innovative global fintech leader behind USDT, the world’s largest and most widely used stablecoin.

We are looking for a Senior Backend Engineer with strong expertise in blockchain and crypto infrastructure to design, build, and scale high-performance backend systems interacting with EVM-based networks. This role focuses on blockchain integrations, transaction processing, distributed systems, and secure financial infrastructure at global scale.

Responsibilities:

• Design, build, and maintain scalable backend services using Node.js (JavaScript/TypeScript)
• Develop and optimize blockchain integrations with EVM-compatible networks
• Implement Web3-based interactions (smart contract calls, transaction signing, event indexing)
• Build secure services for transaction processing, wallet operations, and balance tracking
• Integrate with RPC providers, blockchain nodes, and third-party crypto services
• Design event-driven and distributed architectures for high-load financial systems
• Optimize gas usage, transaction batching, and on-chain/off-chain communication
• Implement monitoring, logging, and alerting for blockchain infrastructure
• Ensure security best practices in key management, signing flows, and API protection
• Write production-grade, well-tested code (unit, integration, load tests)
• Collaborate with product, DevOps, and security teams in a fully remote environment
   

Requirements:

• 7+ years of backend development experience
• Strong proficiency in JavaScript / TypeScript
• Deep experience with Node.js in production environments
• Hands-on experience with Web3 libraries (ethers.js, web3.js, viem, etc.)
• Strong understanding of EVM architecture and smart contracts
• Experience designing scalable distributed systems
• Strong understanding of security best practices in crypto environments

• Hands-on experience with Docker and containerized environments
   

  We are offering:

• Transparent strategy and thoughtful management that keep everyone aligned
• Space for personal growth and career development without limits
• A culture of continuous learning: internal courses, workshops, and English classes twice a week
• Skill up events where we share experience and stay on top of trends
• Competitive perks: flexible schedule, a strong compensation package, support for professional certifications, and generous vacation policy
• Team spirit that thrives through regular events, gatherings, and celebrations
   

Performance ad-tech platform specializing in programmatic resell: we purchase high-quality inventory from SSPs and effectively resell it through DSP buyers in banner and video formats

We are looking for a BDM who already has experience building and scaling

resell operations in programmatic (supply → demand), where profit is generated on

the margin between purchasing from SSP and selling to DSP

Key requirements

- Proven experience specifically in programmatic resell/arbitrage for 2–4 years:

- Purchasing inventory from SSP (PubMatic, Magnite, OpenX, Index, ,

Adform, AppNexus/Xandr, and similar)

- Reselling through DSP (DV360, The Trade Desk, Xandr, Yandex DSP,

MGID, Taboola, programmatic direct, agencies)

- Working in a model without own direct traffic/publishers (pure

resell, supply path management)

In-depth knowledge of focus formats:

- Banner/Display: standard (300×250, 728×90, etc.), rich media,

interstitial, high-viewability

- Video: pre-roll, in-stream, out-stream, rewarded, VAST/VPAID, vertical /short-form video

- Understanding of resell economics: CPM purchase vs CPM sale, margin per impression,win-rate, viewability, completion rate, fraud-rate, latency, supply path optimization

(SPO)

- Negotiation skills: floor prices, private marketplaces / PMP / deals at SSP; tests,scaling, performance guarantees at DSP buyers

- Experience with supply chain transparency: sellers.json, SupplyChain Object,minimizing hops

- Confident outreach to SSP partners and DSP clients (LinkedIn, email,

Telegram, industry events)

- Knowledge of current 2026 verticals: e-commerce, fintech, apps, gaming, education, dating — where banners and videos provide stable volume in the resell model

What will be in your area of responsibility

- Searching for and connecting new SSP partners to purchase high-quality programmatic inventory (banner + video) at favorable rates

- Attracting and developing DSP buyers, agencies, and performance teams who need high-volume, clean traffic without fraud

- Full transaction cycle: testing,analysis (margin, win rate, quality), scaling, analysis (margin, win rate, quality), scaling

- Supply chain management: optimizing delivery routes, monitoring transparency, working with Deal IDs / PMP

- Monitoring trends (vertical video, shoppable banners, brandformance, CTV-like inventory) and adapting offers to demand

- Constant work on margins: negotiations on floors/deals at SSP, packaging inventory for the needs of DSP clients

- Achieving goals for turnover, margins, and long-term partnerships

What we offer

- Fixed salary

Percentage of margin/turnover on resell operations Banner & Video — transparent scheme, no upper limit

- Fully remote format

- Access to real-time dashboards, BI analytics, internal statistics on

supply/demand, fraud, viewability/completion

- Fast payments, performance-oriented billing model

- Freedom in approach to development: focus on results and economics, minimum Business Development Manager | Programmatic Resell (Banner & Video)

- Performance ad-tech platform specializing in programmatic resell: we purchase high-quality inventory from SSP and effectively resell it through DSP buyers in banner and video formats

We are looking for a Mobile QA Automation Engineer to join our team and strengthen our mobile test automation efforts. You will focus on designing, building, and maintaining automated tests for native iOS and Android applications using Appium, WebdriverIO, and JavaScript/TypeScript. Practical experience in coverage of native mobile apps with automated tests is essential.

 Responsibilities

• Design, develop, and maintain mobile test automation using Appium and WebdriverIO.
• Collaborate with developers and QA team to ensure high test coverage and product quality.
• Build and support automation frameworks, standards, and reusable components from scratch.
• Integrate tests into CI/CD pipelines (e.g., GitHub Actions, GitLab CI).
• Analyze test results, report defects clearly, and participate in debugging/release cycles. 
• Contribute to QA best practices, documentation, and continuous improvement.

Requirements

• At least 6 months of experience with Appium for mobile test automation.
• Practical experience writing automated tests in JavaScript/TypeScript with WebdriverIO.
• Demonstrated experience in mobile automation test coverage of native apps (not just scripting).
• Ability to build or extend automation framework from scratch
• English communication at B1 (Intermediate) level or higher.

We Offer

• Collaborative international team.
• Flexible working conditions.
• Legal support.
• Paid sick leaves.
• Paid vacations.
• Medical insurance. 
• Free English classes.