Jobs at Djinni

Hi! We’re Applyft, a product IT company building mobile and web solutions for millions of users. Starting our path with Geozilla, we’ve grown into an ecosystem of 6 products. Our portfolio spans across several niches: Family Safety, Parental control and AI Spheres.

We’re looking for a Head of Marketing to strengthen our Performance & Creative Marketing teams and drive the global scaling of our products.

You’re a great fit if you have:

• Hands-on expertise across all major paid channels — Google (Search/PPC, UAC/App campaigns, PMax, Demand Gen), Meta (Advantage+, CAPI), TikTok, AppLovin and other ad networks
• Proven ability to run UA on both Web and App
• Experience in mobile subscription apps
• Experience managing teams of 5+ specialists
• Strong technical command of the measurement layer: event setup, attribution logic, MMPs (AppsFlyer), analytics (GA4, Amplitude, BigQuery), GTM/GTG, Enhanced Conversions and CAPI
• iOS privacy-era measurement: SKAdNetwork/SKAN, AdAttributionKit, and consent/privacy frameworks
• Bidding and budget allocation strategy — value-based/tROAS and smart bidding, plus splitting and scaling budget across channels and units
• Incrementality and holdout testing — geo-lift, incrementality tests
• Solid grasp of subscription economics — LTV/pLTV, ROAS/ROI targeting
• Comfortable with data analysis (SQL, cohorts, dashboards)
• Ability to manage large budgets

Will be a plus:

• Track record of building marketing automation or internal tooling
• Comfort using AI tools in marketing/analytics workflow

• Experience owning both technical measurement setup and the team that acts on it

   

What you’ll do:

• Own all paid acquisition across every unit and network (Google, Meta, TikTok, AppLovin, etc.), on both Web and App
• Own the technical marketing setup end to end — events, attribution, MMP, analytics — and keep it reliable
• Lead, mentor and develop the marketing unit team
• Manage budgets and deliver against ROI/ROAS targets

• Partner cross-functionally to unblock measurement, creative and monetization work

   

We offer:

• Remote-First culture: We provide a flexible working schedule and you can work anywhere in the world.
• Health taking care program: We provide Health insurance, mental health support (psychologist compensation), sport compensation, and 20 paid sick days.
• Personal Equipment Policy: We provide all necessary equipment for your work. For Ukrainian employees we also provide Ecoflow.
• Vacation Policy: Each employee in our company has 20 paid vacation days and extra days on the occasion of special events.
• Knowledge sharing: We are glad to share our knowledge and experience in our internal events.
• English Lessons: We provide corporate English lessons to support your professional and personal growth.
• Professional Development: Annual learning budget for courses, training, certifications, and conferences.
• Public Holidays: You receive days off according to the official public holidays of your country of residence.

• Coworking Compensation (Ukraine): We provide coworking space compensation for employees located in Ukraine.

   

Hiring process:
Recruitment Screen 👉Tech interview 👉 Final interview 👉Reference check 👉 Job Offer

We’re a UK digital agency specialising in private healthcare and clinic brands, and we’re looking for a talented full-time Graphic / Web Designer to join our remote team.

Please note: this is a full-time position with fixed working hours — it is not flexible freelance work. You must be available throughout your agreed working hours, work a full 8-hour day, and be comfortable communicating with our team regularly via Zoom and Slack.

You’ll work across clinic websites, landing pages and digital marketing creative, turning briefs into polished, premium designs that are clear, modern and conversion-focused.

What you’ll do
• Design landing pages, homepages and key website sections
• Create strong web design concepts and layouts in Figma
• Prepare clean, organised Figma files and assets for developers
• Use Adobe Photoshop and Illustrator where required
• Create ongoing website and marketing assets for healthcare brands
• Work closely with our team and iterate quickly from feedback
• Attend regular Zoom calls during working hours

What we’re looking for
• Individual designers only — no agencies or teams
• Fluent written and spoken English
• Available full-time for a fixed 8-hour working day
• Available and responsive during agreed working hours
• Excellent Figma skills
• Strong Photoshop and Illustrator skills
• A portfolio showing real landing-page and website design work — not template reskins
• Comfortable with regular communication via Zoom and Slack
• Reliable, responsive and able to work to deadlines
• Available to start ASAP

Nice to have
• Previous healthcare, medical or clinic brand experience
• Good overlap with UK working hours — Eastern Europe and Latin America (including Argentina) can work particularly well

How we work
• Full-time, remote and ongoing
• Fixed working hours — not flexible freelance hours
• Regular communication, briefs and feedback via Zoom and Slack
• Fast-moving projects with clear creative direction
• During the selection process, we’ll ask you to walk us through real design work and your process, ideally using Figma source files — not just portfolio screenshots

How to apply

Please include:

1. A link to your portfolio — Behance, Dribbble, personal website or Figma
2. 2–3 landing pages or web UI projects you personally designed
3. Your time zone and confirmation that you can work fixed full-time hours with good UK overlap
4. Your earliest available start date

We’re reviewing applications as they come in and are looking to hire as soon as possible.

Please note: This is a full-time position with fixed working hours, not flexible freelance work. You must be available throughout the working day and comfortable communicating with our team regularly via Zoom and Slack.

About the role
We are looking for an Agile, product-oriented Senior Analytics Engineer to drive our
modern data architecture. You will be the bridge between raw data and business value for
our digital products and online services.
In this role, speed and value are key. You will adopt an MVP (Minimum Viable Product)
mindset to launch data products quickly, iterate fast, and provide actionable insights for our
Marketing and Finance teams. You will work on our cutting-edge stack—building robust
pipelines in dbt and BigQuery, and exposing data through our next-generation semantic
layer in Omni Analytics.

What you will do
● Modern Data Modeling: Design, build, and maintain scalable dbt models in
BigQuery. Transform raw data into clean, tested, and documented data marts ready
for analysis.
● MVP Delivery: Adopt a fast-paced, product-oriented mindset. Launch Minimum
Viable Products for data reporting to give product and business stakeholders quick
answers, then iterate based on feedback.
● Semantic Layer Ownership: Implement and govern the business logic in Omni
Analytics (or similar modern BI tools), ensuring metrics are defined once and trusted
by everyone.
● Cross-Functional Analytics: Collaborate closely with Marketing and Finance
departments to understand our digital platform metrics (CAC, LTV, ROI, conversion
funnels, retention, and MAUs) and translate them into technical solutions.
● Quality & CI/CD: Apply software engineering best practices to data: version control
(Git), automated testing, and CI/CD workflows for data pipelines.

Requirements
● Experience: 6+ years in a Data Engineering, Analytics Engineering, or advanced BI
role.
● Modern Data Stack (Essential): Extensive experience with dbt and cloud data
warehouses (preferably BigQuery, though Snowflake/Redshift is valid).
● BI & Semantic Layers: Experience with Omni Analytics is highly desired.
Alternatively, strong experience in Looker (LookML), Power BI, or Tableau, with a
clear understanding of semantic layers and governed metrics.
● Domain Knowledge: Strong understanding of digital products, online services, and
high-traffic platform dynamics. Exposure to Marketing and Finance data is highly
desirable.
● Technical Skills: Advanced SQL optimization, data modeling (star schema, OBT),
and Git workflow.
● Mindset: MVP-oriented, proactive, and capable of finding innovative solutions to
challenging problems.

Tools you will work with
BigQuery · dbt · Omni Analytics · SQL · Git · Digital product analytics platforms

About the role
The backbone of our digital business relies on flawless financial & marketing operations. We
are seeking a highly reliable and detail-oriented Analytics Engineer to manage and
optimize our core data architecture.
In this role, you will be the absolute owner of the daily data operations that feed our PSP
(Payment Service Providers), TAX, Controlling, overall Finance reporting, and our Marketing
campaign cost tracking. You will ensure our Pentaho ETLs run smoothly via Jenkins, our
MariaDB instances are highly performant, and our Qlik Sense dashboards provide the exact
numbers our stakeholders need. This is a high-impact role where precision and stability are
non-negotiable.

What you will do
● Architecture Management: Own, maintain, and optimize our core ETL pipelines
using Pentaho Kettle (version 9.3 Community).
● Database & Automation: Manage complex data transformations and queries in
MariaDB, and ensure all automated jobs are orchestrated flawlessly through Jenkins.
● Finance & Marketing Domain Ownership: Work daily with transactional data,
payment gateways (PSP), Tax reporting, Controlling reconciliations, and the daily
ingestion of marketing campaign costs from various ad platforms.
● BI & Reporting: Design, develop, and maintain critical financial dashboards and
reports in Qlik Sense, extracting logical conclusions and actionable insights.
● Production Troubleshooting: Diagnose and debug data issues in a live production
environment, ensuring financial closing and daily reporting are never delayed.

Requirements
● Experience: 4+ years of experience implementing ETL processes, managing
databases, and building BI solutions.
● Tech Stack (Essential): Deep expertise in Pentaho Kettle (or similar legacy ETL
tools like Talend or Informatica), relational databases (MariaDB, MySQL,
PostgreSQL), and job orchestration via Jenkins.
● BI Tools: Strong experience in Qlik Sense. Knowledge of Power BI or Tableau is
also valid.
● Domain Knowledge: Proven experience working with Finance data (Payment
Service Providers, Tax reporting, Controlling processes) and Marketing data
(ingesting campaign costs and ad spend tracking).
● Technical Skills: Advanced SQL, and robust error-handling in production.
● Soft Skills: Ability to work well under time constraints (especially during month-end
financial closings), outstanding communication skills, and a methodical, diagnostic
mindset.

Tools you will work with
Pentaho Kettle (v9.3 Community) · MariaDB · Jenkins · Qlik Sense · SQL

Project - 
​Developing the application for working with laboratory equipment. Work within the client's team, and full participation in the team means high level of responsibility and initiative.

Responsibilities

• Design, develop, and maintain cloud-based using Microsoft .NET and C#.
• Collaborate closely with a multi-disciplinary, international team to deliver high-quality software solutions.
• Ensure adherence to clean code principles and contribute to elegant and pragmatic software designs.
• Participate in all stages of the software development lifecycle, including requirement analysis, architecture design, coding, testing, and deployment.
• Lead or contribute to the implementation of new features, enhancements, and bug fixes.
• Work with Docker, Kubernetes, or similar containerization tools to deploy scalable applications (experience in these technologies is a plus).
• Collaborate in a multi-site setup, ensuring smooth communication and alignment across teams.

Requirements

• Bachelor or Master Degree in Electrical Engineering, Computer Science, or equivalent
• Excellent programming skills in Microsoft .NET / C#.
  Knowledge about Blazor or Javascript is a plus.
• A passion for clean code and pragmatic, elegant design
• At least five years and in best case 10 years plus of professional experience engineering cloud or web solutions.
  Knowledge in Kubernetes, Docker or testing frameworks is a plus.
• Fluent in English to work comfortably in an international environment.
• Quality mindset and at least 3 years of experience in bigger SW development teams (>= 10 people)
• Ideally, experience working in a multi-site teams setup

Ajax Systems, an international tech company and the largest manufacturer of security systems in Europe.

We are looking for a new team member to join our System devisions as a Senior Java Developer.

The System Division is responsible for building and developing the Ajax software ecosystem. The team develops and maintains OS Malevich and the Video Management System, builds scalable cloud infrastructure, and creates client applications for multiple platforms, ensuring that all system components work together as a unified ecosystem.

The division works with Java, Kotlin, Swift, C, C++, and Python. It includes embedded, cloud, mobile, and desktop engineers who ensure the stable operation of Ajax as a single digital platform.

Responsibilities:

Core Development:

• Design and implement core backend services and data pipelines
• Write clean, readable, and maintainable code
• Develop services for the b2b product line

Architecture & Documentation:

• Actively participate in developing and improving architecture
• Document architectural decisions and operational knowledge for successful deployment and service operations

Quality Assurance:

• Ensure appropriate test coverage with unit and integration testing
• Focus on performance and cost efficiency for areas of responsibility
• Follow best practices in software design and development and promote them within the team

Operations & Monitoring:

• Ensure reliable alerting, dashboards, and runbooks for production services
• Debug production issues, analyze complex cases, and conduct investigations

Collaboration & Culture:

• Work smoothly in a technical culture with testing, CD, and DevOps

• Collaborate within the team and with other engineering teams to develop new features and products according to business needs

   

Requirements:

• Java: 5+ years of professional backend development in enterprise environment
• Kotlin: Knowledge and practical work experience
• Java Concurrency: Strong understanding and practical application experience
• Understanding of SOA, microservice, and event-driven architecture
• Cloud development principles with practical AWS experience

• Ability to scale and ensure high availability of loaded systems

   

Required:

• Any NoSQL database
• Any message broker
• Enterprise-grade stack (messaging brokers, in-memory storages, NoSQL, key-value databases)
• Docker and Kubernetes (containerized applications)

• Git, Gradle, Jenkins

   

Nice to Have:

• Redis, Netty, Akka, gRPC, Project Reactor, NATS, Kafka. MongoDB

• Strong knowledge of unit testing and automated test paradigms

   

We offer:

• The opportunity to suggest and implement your own ideas that directly influence the product and its mass production
• A place in a fast-growing company with a motivated and professional team
• Competitive salary
• Medical insurance
• English classes
• The opportunity to participate in Ajax’s internal beta-testing program for security systems
• Discounts from partner companies

• Discounts on Ajax products

   

Ajax Systems is a Ukrainian success story that has grown into a global product. Ajax devices are trusted by more than 4.5 million end users and 330,000 PRO users in over 180 countries. The company provides comprehensive solutions to protect residential and commercial properties of all sizes. Today, Ajax portfolio includes 280 devices for intrusion protection, video surveillance, fire safety, and comfort and automation.

We are looking for a detail-oriented and responsible Payment Officer to join our Gaming team. In this role, you will be responsible for processing customer withdrawals, monitoring payment transactions, identifying suspicious activity, and ensuring smooth payment operations in a fast-paced 24/7 environment.
 

HOW YOU WILL MAKE AN IMPACT

• Process customer withdrawals accurately and within SLA timelines
• Monitor payment queues and ensure timely transaction handling
• Verify transactions according to internal procedures and compliance requirements
• Identify suspicious transactions, fraud patterns, or anomalies and escalate them when necessary
• Work closely with Risk, Anti-Fraud, Support, and Payments teams
• Handle high-volume transaction workflows efficiently
• Maintain high standards of accuracy and operational quality
• Report recurring issues and suggest process improvements
• Follow AML, KYC, and fraud prevention procedures
• Adapt quickly to changing priorities and operational demands
   

WHAT WILL HELP YOU SUCCEED IN THE ROLE

• 1+ year of experience in Payments, Gaming, Fintech, or related industries
• Basic understanding of payment systems, payment providers, and transaction flows
• Familiarity with AML, KYC, and fraud prevention principles
• Experience processing withdrawals and handling payment operations
• Strong attention to detail and ability to follow procedures consistently
• Analytical mindset with the ability to identify irregularities and suspicious behavior
• Good communication and teamwork skills
• Ability to work under pressure in a high-volume environment
• Experience working in shift-based or 24/7 operations is a plus
• English level: Upper-Intermediate or higher
   

WHY YOU’LL LOVE IT HERE:

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

MANDATORY — hands-on experience with Odds88 or a comparable sports data / betting platform providers (Sportradar/Genius Sports/BetConstruct/Hub88/Softswiss ). This is the key selection criterion for this role.

The engineer must be able to build the full sports betting system: Odds88 integration, betting logic, and the bonus system around it.

Requirements

Position Name: Senior Full-Stack Developer (React + Node.js), Sports Betting
Level: Senior (only)

Hard skills requirements:

• Hands-on experience with Odds88 or a comparable provider — Sportradar, Genius Sports, BetConstruct, Hub88, Softswiss (MANDATORY, key requirement)
• At least 6 years of software engineering experience
• At least 4–5 years production experience with Node.js (Nest.js / Express.js / Koa.js), building and operating backend services
• At least 4 years with React — ability to deliver high-quality UI: responsive / mobile-first layouts, attention to detail, basic frontend performance hygiene
• TypeScript in production: typing API contracts, safe refactors, avoiding any
• Strong PostgreSQL + SQL: joins, aggregates, pagination patterns, indexing implications, transactions and isolation, row-level locks (SELECT … FOR UPDATE), handling double-submit/double-spend scenarios
• Third-party API integration experience — external feeds, webhooks, retries, idempotency, reconciliation
• Modern backend architecture: microservices, asynchronous communication, distributed systems basics (timeouts, retries, idempotency, backpressure)
• Strong software design knowledge: OOD, FP fundamentals, design patterns, maintainable modular code
• Proficient Git (PRs, reviews, branching, conflict resolution), Docker and CI/CD
• Agile / SCRUM development practices

Would be great:

• Direct Odds88 integration experience (strongest possible match)
• Experience building bonus systems / promotions engines in iGaming
• WebSockets at scale (live odds, real-time updates)
• Messaging / eventing fundamentals (Kafka, RabbitMQ, SQS+SNS, NATS)
• Tech/Team Lead experience
• Observability: logs/metrics/tracing, SLO thinking

Soft skills requirements:

• Strong communication — can discuss past integration work in technical detail
• Proactivity and ownership
• Able to reason about tradeoffs and defend technical decisions
• Fast and independent learner

Responsibilities:

• Build sports betting functionality for the client's platform
• Integrate with Odds88 and related sports data feeds
• Build the system supporting bonuses, betting and everything related to sports
• Deliver full-cycle features: design → implementation → testing → rollout → monitoring
• Own data correctness and performance in Postgres (transactions/locking, indexes, migrations, query optimization)
• Participate in architecture discussions, code reviews, documentation and production support

English: Upper-Intermediate — must have
Office/Remote: Remote, full-time, long term

Since 2013, Duanex has been building custom software for international companies and startups, from mobile applications to complex cloud solutions.

Our clients operate across healthcare, fintech, digital banking, and insurance. We follow Agile practices and place a strong emphasis on automated testing.

We're looking for a creative Content Writer who can turn technology and business topics into engaging LinkedIn content that people actually want to read.

You'll work directly with our CEO, creating content for multiple LinkedIn profiles. 

We value fresh ideas, independent thinking, and a results-driven approach to content creation.

What you'll be working on

• Creating English-language LinkedIn posts for 5–8 profiles, adapting content to each profile's voice and audience.
• Researching IT, AI, business, and technology topics to develop fresh ideas and engaging content.
• Creating strong hooks and experimenting with different writing approaches to capture attention and encourage discussion.
• Analyzing post performance and using insights to improve future content.
• Writing occasional expert articles for external publications or our company blog (approximately one every 1–2 months).
• Potentially creating short posts and comments for Threads and X.

What we're looking for

• 1+ year of experience in copywriting, content writing, or content marketing.
• English at B2 level or higher, with strong writing skills.
• Experience creating content for LinkedIn.
• Ability to research complex topics and turn them into clear, engaging content.
• Understanding of LinkedIn performance metrics and basic analytics.
• Experience using AI tools for research, brainstorming, and editing.
• Creativity, independence, and willingness to experiment with new approaches.

Would be a plus

• Experience writing for IT, SaaS, or B2B companies.
• Experience developing personal brands of founders, CEOs, or industry experts.
• Understanding of the US market and international B2B audiences.
• Experience creating content for Threads, X, or Reddit.
• Basic experience with visual content, for example creating presentations, simple graphics, or LinkedIn carousels.

What we offer

• Remote work, with optional office space in Kyiv or Lviv.
• 20 paid vacation days and 10 paid sick days.
• Medical insurance after 3 months of employment.
• Corporate English classes (group lessons and speaking club).
• Opportunities to experiment with different content approaches and develop your skills.
• Direct communication with the CEO and a supportive team where your ideas and initiative are welcome.

Hiring Process: Recruiter Interview → Test Assignment → Technical Interview → Offer

Interested? Send us your CV and a few examples of LinkedIn posts you've written. If possible, include examples of posts that performed particularly well.

About the company

We are developing two products: B2B software iGaming product. We're looking for a person who will find relevant websites and media, negotiate the best prices, and purchase advertising placements for both directions.
 

Responsibilities

• Find relevant thematic websites, media outlets and directories, including B2B iGaming media for the software direction and review sites for the iGaming product
• Reach out to and negotiate with sales and partnership managers of the platforms
• Request price lists, compare offers and negotiate price, format and terms
• Purchase sponsored articles, banners, reviews, listings and other placement formats
• Look for the most cost-effective options and negotiate discounts and bonus options
• Control publication and check that all agreements are fulfilled
• Evaluate placement performance (traffic, leads, CPM)
• Report on the spent budget and the savings achieved
   

Requirements

• Experience purchasing placements on websites or in media
• Strong negotiation skills: you can reasonably push the price down and aren't afraid to bargain
• English B1+, sufficient for negotiations in writing and on calls
• Independence in finding platforms and contacts
   

We offer

• Project-based cooperation is possible
• Work on two products in the iGaming industry
• Direct impact on the marketing budget and results

A leading provider of innovative technology solutions, delivering cutting-edge services to businesses across various industries is looking for a Senior Python Developer. Our mission is to help organizations accelerate their digital transformation through scalable and secure backend technologies. Join us as we continue to drive growth, enhance customer experiences, and push the boundaries of technology.

Key Responsibilities:

• Backend Development: Develop, optimize, and maintain robust backend applications using Python (Django is a plus).
• Microservices Architecture: Design and implement scalable, efficient microservices architectures to support business needs.
• Cloud Solutions: Leverage AWS services (e.g., ECS, EKS, Lambda, S3, RDS) to design, develop, and deploy cloud-based applications.
• Kubernetes Management: Work with Kubernetes (K8s) to deploy and manage containerized applications ensuring smooth and efficient operations.
• Performance & Reliability: Ensure backend systems maintain optimal performance, reliability, and security to meet business and customer requirements.
• Collaboration & Strategy: Work closely with cross-functional teams to define system architecture and drive technical strategies for product development.
• Troubleshooting & Optimization: Identify and troubleshoot complex issues, applying solutions to improve system efficiency and reduce downtime.

Requirements:

• Experience: 7+ years of professional experience in software development, with a strong focus on backend technologies.
• Technical Skills:
  • Proficiency in Python (Django experience is a bonus).
  • In-depth understanding of Kubernetes (K8s) for container orchestration and management.
  • Experience in developing and deploying cloud solutions using AWS services, including ECS, EKS, Lambda, S3, and RDS.
  • Strong background in microservices architecture and distributed systems.
• Database Knowledge: Experience working with both relational and NoSQL databases.
• Problem-Solving: Strong debugging skills and a deep understanding of performance optimization techniques.
• Team Player: Ability to collaborate effectively with other developers, product managers, and engineers to ensure the success of key projects.

Preferred Qualifications:

• Knowledge of continuous integration and continuous delivery (CI/CD) pipelines.
• Experience with containerization tools like Docker.
• Familiarity with DevOps principles and practices

About the Project

You'll join our client's team working on a live, production B2B SaaS platform in the sales/revenue operations space — including pipeline management, sales process configuration, risk alerting, and role-based analytics.

The client's product is fully launched and actively used in production. It runs on AWS, uses enterprise SSO (OAuth2/OIDC), and integrates with an external data platform.

This is not a greenfield project — you'll be working with an established codebase and existing engineering practices, including automated testing, pre-commit hooks, and CI enforcement. Your focus will be on extending backend functionality, improving architecture, and further strengthening the platform.

Responsibilities

• Build, maintain, and extend backend functionality using Java and Spring Boot
• Design and develop REST APIs and backend integrations
• Work within and help enforce a hexagonal / DDD-oriented architecture, keeping domain logic decoupled from framework and persistence concerns
• Raise automated test coverage across domain and application layers and maintain a strong testing culture
• Help introduce architecture-conformance checks, such as ArchUnit, to enforce dependency boundaries
• Contribute to migrating backend dependencies from early-access or milestone releases to stable GA versions as part of ongoing platform hardening
• Maintain and extend OAuth2/OIDC-based authentication and role-based access control
• Work with PostgreSQL, database schema evolution, and Flyway migrations
• Maintain integrations with external data platforms, including Databricks
• Strengthen secrets and credentials management across the codebase and CI/CD

• Participate in code reviews, technical design discussions, troubleshooting, and production incident response

   

Requirements

• 5+ years of professional backend development experience
• Strong production experience with Java and Spring Boot
• Strong understanding of REST API design and backend architecture
• Hands-on experience with Spring Security and OAuth2/OIDC flows
• Strong PostgreSQL experience and knowledge of schema migration tooling such as Flyway
• Experience with AWS
• Strong testing discipline with JUnit 5 and Testcontainers
• Experience with Docker and container-based deployment, ideally AWS ECS/Fargate or equivalent
• Comfortable working with or refactoring toward hexagonal, clean, or DDD-oriented architecture
• Understanding of CI/CD and production engineering practices
• English — Upper-Intermediate or higher

Nice to Have

• Experience with AWS Secrets Manager and cloud secrets management
• Experience integrating with data platforms such as Databricks
• Experience with ArchUnit or similar architecture-enforcement tooling
• Experience modernizing or hardening mature production codebases
• Experience migrating framework or library dependencies from early-access versions to stable GA releases
• Experience with monitoring and observability tools such as Datadog

Project Description

You are a person who loves watching tables, review that everything works.
You were a spider in your previous life and you hate it when some thread does not work.
You love finding any issues in the system and drilling in the issues as far as you can.
You enjoy working in untypical hours. [Evening shifts] [Early morning shifts]
You feel that you can make streaming services work seamlessly. By addressing issues as fast as you can.
Join the content experts team to watch content and content tools to deliver the best quality possible with no threads broken.

Job Description

- At least 1-year experience in a similar position (Product Support or relevant experience etc.)

- Good English language skills (at least intermediate spoken and written level)

- Strong knowledge of ticketing systems and troubleshooting workflows.

- Jira, Grafana, Datadog knowledge

- Networking understanding

Good to have:

- Automation scripting, and tech support skills

- Cloud computing

- Web applications and servers architecture understanding,

- HTTP, REST API Monitoring tools and principles

Job Responsibilities

Shift Details & Work Schedule:
- Hours: 30–40 hours per week.
- Shifts: 6:00 AM – 3:00 PM or 2:00 PM – 11:00 PM, Monday through Sunday.
- Note: Flexibility is required. Shifts may include 8–12 hours on weekends and/or additional night shifts based on client requests.

Key Responsibilities:

During your shift, you will be responsible for monitoring, triaging, and escalating issues during non-regular working hours. Specifically, you will:
- Monitor content streaming tools to identify and report any system issues.
- Monitor content delivery tools to detect and troubleshoot transcoding errors.
- Ensure third-party vendor tools and integrations are working seamlessly.
- During monitoring downtime, review streaming content and provide quality feedback.

We’re looking for a Game Designer / Game Producer who can turn ideas into clear documentation, design engaging gameplay systems, and help the team keep development focused on the right priorities.

The initial project is a children’s mobile game combining Tamagotchi-style care mechanics, progression, and educational mini-games. We also work on other mobile, PC, and web games, with opportunities to contribute across projects.

Skills and experience we’re looking for

• Experience writing and maintaining clear, structured Game Design Documents (GDDs).
• Ability to design gameplay mechanics, progression systems, rewards, and game balance.
• Confidence working with spreadsheets to model, test, and adjust balance.
• Ability to create concise briefs and actionable requirements for developers, artists, and other team members.
• Strong communication skills: gathering input from stakeholders, asking the right questions, clarifying requirements, and agreeing on details before implementation.
• Basic experience with game analytics: understanding key metrics, defining what should be tracked, and using data to inform design decisions.
• Ability to collaborate with the development team, identify dependencies, and set priorities based on player needs, project goals, and available resources.
• Understanding of mobile game UX, onboarding, and how to introduce mechanics through clear, accessible interactions.
• English at B2 level or higher, sufficient for written communication and calls.
• Experience reviewing game builds, providing actionable feedback, and checking that implemented features match the agreed game design.
   

Nice to have

• Experience taking a game from concept through release.
• Experience managing or coordinating a multidisciplinary team.
• Experience owning client or stakeholder communication, including presentations, approvals, and scope discussions.
• Experience with educational games or products for children, including age-appropriate mechanics and learning goals.
   

What we offer

• Remote, project-based or full-time collaboration
• The opportunity to influence both game design and production priorities.
• A small team where your contribution has a visible impact on the product.
• Potential for continued work across mobile, PC, and web projects.
   

Please share your CV or portfolio, briefly describe your role in previous projects, and include examples of GDDs, game systems, or briefs if you’re able to share them.

Our Customer:

A global product company in the cybersecurity domain, focused on helping organizations identify and reduce risks across modern IT environments.

Your Tasks:

• Develop and maintain production features across the full stack, from the React UI through the API to the database.
• Design, maintain and troubleshoot Node.js and TypeScript backend services and production APIs.
• Maintain and enhance the React front end, including modern React patterns, data flow and UI performance.
• Own the data access layer in Node.js/TypeScript, keeping control over generated SQL and performance-critical behavior.
• Design and evolve database schemas, relationships, constraints and data integrity rules.
• Diagnose and optimize slow queries and production bottlenecks using execution plans and index analysis.
• Plan and execute production database migrations with backward compatibility and minimal downtime.
• Trace and resolve production incidents across the UI, API, data access layer and database.
• Interface directly with the international client and engineering team in live technical discussions.
• Deliver high-quality, resilient software updates with limited supervision.

Required Experience and Skills:

• 8+ years of professional software engineering experience, including recent hands-on full-stack work in production systems.
• Strong hands-on experience with Node.js and Node.js frameworks such as NestJS or Hapi.js.
• Expert-level knowledge of TypeScript in both backend services and data access layers.
• Strong production experience with React, including modern React patterns and state and data flow.
• Hands-on experience with state management libraries (MobX or Redux).
• Strong practical SQL skills, preferably with PostgreSQL.
• Hands-on experience with complex JOINs, aggregations and filtering on large datasets.
• Proven ability to diagnose slow queries using EXPLAIN and ANALYZE, execution plans and index effectiveness validation.
• Experience designing and maintaining data access layers with query builders or ORM tools.
• Practical experience with schema design, normalization and denormalization decisions, constraints and data integrity.
• Hands-on experience with multi-step transactional operations, rollback behavior, race conditions and transaction isolation trade-offs.
• Experience with production database migrations, schema versioning, backward-compatible changes and zero-downtime deployment approaches.
• Strong REST API experience, including over-fetching, N+1 problems, latency and efficient mapping of database data into API responses.
• Demonstrated ability to trace production issues across the UI, API, data access layer and database.
• Experience in production environments with large record volumes and high load.
• Experience working in an Agile environment, maintaining code quality through peer reviews and testing.
• Proven ability to work autonomously, clarify requirements and drive tasks to completion without continuous follow-up.
• Proven ability to take ownership of outcomes across the full stack rather than a single component.
• Proven ability to raise risks, blockers and missing information early and provide clear status updates.
• Ability to enter an existing codebase and domain, absorb context quickly and adapt to established engineering practices.
• Ability to receive direct feedback, discuss disagreements professionally and adjust quickly.
• English – Upper-Intermediate

Would Be a Plus:

• Hands-on experience with GraphQL schemas, resolvers and integration
• Experience with Next.js and server-side rendering
• Experience with stored procedures and database-side performance-critical logic
• Experience with Redis and caching strategies that reduce unnecessary database load
• Experience with AWS and cloud-based production environments
• Exposure to Docker, Kubernetes and CI/CD pipelines
• Background in cybersecurity or identity management
• Experience with large-scale identity data (Active Directory or Entra ID)
• Experience with data-intensive, analytics or enterprise high-load products