Jobs at Djinni

Ajax Systems - is an international technology company, the largest developer and manufacturer of Ajax security systems with smart home capabilities in Europe. This ecosystem includes 180 devices, mobile and desktop applications, and server infrastructure. Every year, we demonstrate exponential growth in both the size of the team and the number of users worldwide. Currently, the company has more than 4,100 employees. Ajax sensors protect 3.5 million users in more than 187 countries around the world.

The System Department makes devices smart, turning them into full-fledged IoT. They created and developed OS Malevich (a modular RTOS for various hardware platforms) and the Ajax Cloud cloud service (Java 20 / Kotlin, AWS, Akka, NATS, Kafka, Mongo, MySQL). Applications for iOS (Objective-C, Swift), Android (Java, Kotlin), and Windows/macOS (Python / C++, QT, QML) have been developed for users, installers, and engineers of security companies to manage, maintain and monitor the system.

Required skills:

6+ years of experience in iOS development

Deep knowledge of Swift, Combine, and UIKit

Strong foundation in computer science principles, including memory management, concurrency, networking, data persistence, unit testing, performance profiling, and system design

Strong understanding of the full mobile development life cycle, Git, SOLID, OOP principles, and design patterns

Understanding of algorithms and data structures

Would be a plus:

Modular project organization knowledge (SPM, CocoaPods)

gRPC experience

Use the latest technologies and stay up to date with development trends

Passion for software engineering, learning, and continuous improvement

Tasks and Responsibilities:

Follow high standards of software quality established in the team

Design, build, and maintain high-performance, reusable, and reliable code

Collaborate with cross-functional teams to define, design, and ship new application featuresI

dentify options for potential solutions and assess them for both technical and business suitability

With us, you will enjoy:

Working with a team of people to build the future of an industry

Non-trivial challenges and various range of exciting tasks

Flexible working hours

Parking for cars and bicycles

Medical insurance

English classes

We are working to ensure people’s lives are calm and the world safe.Join the team that creates a smart and useful global product!

Headway Inc is a global tech company, revolutionizing lifelong learning by creating digital products for over 150 million users worldwide. Our mission is to help people grow. We’re proud to be ranked 4th among the World’s Top EdTech Сompanies by TIME magazine. We believe lifelong learning should be accessible, personalized, and impactful to each individual. That’s how we change the world and why we bring together exceptional minds.

The core of our achievements is our team. We believe in people and shared values SELECT. That’s why, together with Lisa Rudyk, User Acquisition Manager at Headway by Headway Inc, we’re looking for a User Acquisition Specialist to scale campaigns on Meta, TikTok & Applovin, and hit the ROI that drives our mission worldwide.

The product and team you will be working with:

Headway is our flagship app, offering summaries of nonfiction bestsellers, daily insights, and gamified challenges. Headway is the world’s most downloaded book summary app and has been featured as App of the Day in over 30 countries, including the US, the UK, and Canada.

You’ll join our User Acquisition team, responsible for driving new user growth, fueling product expansion, and supporting the company’s financial goals. We focus on scaling new revenue by testing fresh approaches and continuously exploring the most effective ways to accelerate product growth.

This job is perfect for you if you:

• Want to work on a product that’s a market leader in Book Summaries across the US and Tier-1 countries.
• Are excited to see the direct impact of your work reflected in both financial and product metrics at Headway.
• Enjoy the freedom to test bold hypotheses, with the potential to fully own a channel or user acquisition flow in the future.
• Want to collaborate closely with the Product team while sharpening your product marketing expertise.
• Love working with a performance-driven team of people who are fully committed to results.
• Are eager to grow in a data-driven environment where experiments and analytics guide every decision.

• Value strong partnerships — we work closely with Google, Meta, and TikTok. 

   

What you will do:

• Scale Headway App’s user acquisition through Meta and TikTok Ads.
• Collaborate with the Product team to design new funnels and run product experiments.
• Analyze data, metrics, and test outcomes to make decisions grounded in data-driven insights.
• Improve funnel conversions (CRO) in partnership with the Product team.
• Test creatives, audiences, and bidding strategies to maximize growth.
• Work closely with Creative Marketing, Product Marketing, and Analytics teams to drive new user growth.

• Build and maintain automations and scripts to streamline campaign management and optimization.

   

What you need to join us:

• Proven experience with Meta Ads, including campaigns optimized for Purchases or Subscriptions.
• Strong knowledge of analytical tools: Meta Ads Reporting, Meta Advanced Analytics, Tableau, Mixpanel, Amplitude, etc.
• Solid understanding of marketing metrics.
• Ability to analyze data and uncover causal relationships.
• Solid understanding of event tracking principles via pixel and server-side (CAPI).
• Hands-on experience with Meta Events Manager to verify real-time event delivery (PageView, AddToCart, Purchase, etc.).
• Experience working on CRO initiatives with product teams is a strong plus.

• Alignment with the values of our team (SELECT).

   

What do we offer:

• Work within an ambitious team on a socially impactful education product.
• An office with a reliable shelter, generators, satellite internet, and other amenities.
• Access to our corporate knowledge base and professional communities.
• Personal development plan.
• Compensation for English language learning, external training, and courses.
• Medical insurance and full sick leave compensation.
• Company doctor and massage in the office.
• Sports activities: running, yoga, boxing, and more.
• Corporate holidays: we go n a week-paid holiday to rest and recharge twice a year.

• Supporting initiatives that help Ukraine. 

   

Working schedule

This is a full-time position with a hybrid remote option. It means that you can decide for yourself: whether you want to work from the office, remotely, or combine these options.

Are you interested?

Send your CV!

Company Overview

On behalf of our client, a FinTech company at the forefront of financial innovation, we are supporting the development of secure, compliant, and scalable solutions for an international client base.

The company is currently focused on two high-impact initiatives:

• A crypto-related platform leveraging cutting-edge blockchain applications
• A multi-language educational platform delivering professional development content to global learners

With teams distributed across multiple countries, the organization is entering a new phase of growth and is now seeking an experienced IT Project Manager to bring structure, clarity, and strong leadership to its evolving technology landscape.

About the Role

This is a newly created position designed to introduce order, efficiency, and consistency across all development activities. Due to rapid growth and increasing project complexity, the current IT setup requires stronger coordination, standardized processes, and clearer ownership.

The IT Project Manager will play a central, strategic role, acting as the bridge between technical teams and business stakeholders. This individual will not only manage complex projects but will also define workflows, establish team structures, and implement scalable standards across all technology initiatives—ensuring delivery quality, compliance, and long-term sustainability.

Key Responsibilities

• Lead, manage, and prioritize multiple concurrent development projects across both crypto and educational platforms
• Translate business objectives into clear technical requirements and actionable delivery plans
• Establish and maintain structured documentation, project roadmaps, timelines, sprints, and forecasting models
• Identify, track, and resolve bugs, bottlenecks, and inefficiencies in collaboration with QA and DevOps teams
• Bring structure and oversight to the IT department, including workflows, communication channels, and task delegation
• Ensure compliance with corporate data governance, security, and privacy regulations across all development processes
• Monitor emerging AI trends, assess relevance, and propose practical implementations where beneficial
• Act as a cross-functional liaison, ensuring alignment between product, content, marketing, and technology teams
• Track team performance and manage internal and external developer assignments, timelines, and budgets

Requirements

• 5+ years of experience as an IT Project Manager in a FinTech, EdTech, SaaS, or comparable technology-driven environment
• Strong technical foundation with a working understanding of common programming languages (e.g., Python, JavaScript, PHP), system architecture, APIs, databases, and DevOps principles
• Proven experience working with distributed international teams and managing outsourced developers or external tech partners
• Ability to coordinate bug testing, oversee fixes, and document outcomes clearly and systematically
• Excellent organizational skills with a strong focus on deadlines, milestones, and delivery quality
• Hands-on experience with Agile/Scrum methodologies and modern project management tools (e.g., Jira, Trello, ClickUp)
• Strong awareness of AI trends and their practical applications within business operations and user experience
• Solid understanding of data privacy, GDPR, and corporate-level security standards
• Exceptional communication skills, with the ability to translate between technical and non-technical stakeholders

Preferred Qualifications

• Experience in AI-driven product environments
• Familiarity with blockchain and crypto-related ecosystems
• PMP, Scrum Master, or comparable project management certifications

What We Offer

• Opportunity to join a fast-growing FinTech group with global reach
• Ownership of key strategic projects with real impact from the ground up
• A collaborative, international, and remote-first working environment
• High level of autonomy, flexibility, and influence over processes and outcomes

Frontend Development

JavaScript (ES6+) - understanding of language fundamentals, async/await, promises

HTML5/CSS3 - semantic markup

CSS Grid and Flexbox - ability to create complex layouts

React.js or Vue.js - one framework at basic level

Responsive design - mobile version, media queries

Backend Development

Node.js with Express.js

TypeScript - strong typing, interfaces, generics

REST API - understanding principles, creating CRUD operations

Databases - PostgreSQL or MySQL, basic SQL queries

Authentication - JWT tokens, basic security principles

DevOps Skills

Git - basic commands, working with branches, pull requests

Docker - creating Dockerfile, working with containers

Linux - basic commands, terminal navigation

Cloud Services - AWS/Google Cloud/Azure at beginner level

CI/CD - understanding concepts, experience with GitHub Actions or GitLab CI

Desired Skills

Advanced TypeScript features

Experience with MongoDB or other NoSQL databases

Kubernetes (basic understanding)

Nginx for proxying and load balancing

Monitoring and logging (Prometheus, Grafana)

Infrastructure as Code (Terraform basics)

Soft Skills

Desire to learn and grow

Ability to work in a team

English proficiency for reading technical documentation

Ability to solve problems independently

Responsibility and punctuality

Employment Conditions

Experience: 6+ months in development

Work format: remote work

Employment: full-time

Probation period: 3 months

Nice to Have

Personal projects or portfolio on GitHub

Active LeetCode/Codewars profile with regular algorithm practice

Understanding of Agile/Scrum methodologies

Experience working with version control systems in a team

Basic knowledge of testing (unit tests)

Cloud platform certifications

Hello everyone 👋

At Intobi, we're a software and product development company passionate about driving innovation and progress.

We help our clients succeed by delivering custom-built tech solutions designed to meet their unique needs.

Our expertise lies in developing cutting-edge Web and Mobile applications.

We’re looking for a success-driven React Developer for one of our clients.

Full-time, long-term position with the flexibility to work either from the office or remotely.

About the project:

B2B eCommerce platform (Similar to a custom-built Shopify).

Goal: To rewrite the existing frontend (HTML + CSS + JS) using React.js / Next.js and continue the development of new features.

Requirements:

— 5 years of commercial experience working with React.js and Next.js.

— Strong proficiency in JavaScript (ES6+), HTML5, CSS3, and SASS/SCSS.

— Hands-on experience with REST API integration and a solid understanding of SSR (Server-Side Rendering) and SEO optimisation.

— Practical experience with version control systems (Git).

— Nice to have: Experience with Tailwind CSS or Material UI.

— Spoken English (B2+).

What we offer:

— Competitive salary;

— Paid vacation and sick leaves;

— Paid day off (Ukrainian holidays);

— Flexibility to work either from our cosy office or remotely;

— 8 hours working day, 5 days a week;

— Career growth potential;

— Free snacks, fruits, and drinks;

— Friendly team and corporate events.

Please send your CV here or via email

Should the first stage be successfully completed, you’ll be invited to a personal interview.

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 .NET Developer to join our team in Lviv!

Project Overview:
You will be working on a high-load backend system that exposes a REST API acting as a proxy between client applications and multiple internal services. The API dynamically retrieves, filters, processes, and merges data from various sources based on client parameters. To ensure optimal performance and scalability, the system leverages caching mechanisms, message brokers (RabbitMQ or Kafka), and search technologies like Elasticsearch. The architecture is designed to support high throughput and low latency, making it ideal for real-time data delivery in demanding
environments.
 

About the job:
We are looking for a motivated Middle .NET Developer to join our dynamic team working on a high-load distributed system. You will contribute to the design, development, and maintenance of scalable backend services and APIs using modern .NET technologies. This role is ideal for someone with solid backend experience who is eager to deepen their expertise in distributed systems and microservices.
 

What You'll get to do:

• Develop and maintain backend services and APIs using .NET Core. 
• Contribute to the implementation and support of microservices architecture. 
• Integrate with messaging systems such as RabbitMQ and Kafka under guidance. 
• Work with Redis for caching and Elasticsearch for search and analytics. 
• Troubleshoot and resolve issues in development and production environments. 
• Write clean, maintainable, and testable code.
   

What You need to know:

• 3+ years of experience in backend development with .NET Core. 
• Experience with message brokers like RabbitMQ or Kafka. 
• Familiarity with Redis and Elasticsearch. 
• Exposure to high-load or distributed systems is a plus. 
• Good problem-solving skills and attention to detail. 
• Ability to work effectively in a collaborative team environment.
   

Nice to have:

• Experience with CouchDB or other NoSQL databases. 
• Familiarity with CI/CD pipelines and DevOps practices. 
• Exposure to monitoring tools (NewRelic, Grafana, ELK stack).
   

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!

PayDo, a leading Electronic Money Institution (EMI) authorised by the FCA in the UK, FINTRAC in Canada, and MFSA in Malta, operates in 140 countries and over 25 industries. Offering multicurrency IBANs, merchant solutions, and mass payment options, PayDo provides premium and convenient payment services. With all features available through one platform and contract, PayDo is a preferred solution for local and international payments. 

Your regular tasks 

• Provide strategic leadership and daily oversight to the Key Account Management (KAM) team, driving operational excellence, client satisfaction, and revenue growth
• Maintain, update, and enforce SOPs, guidelines, and manuals for the KAM department; conduct regular reviews to ensure alignment with evolving regulatory and business requirements
• Continuously assess and enhance KPIs and SLAs to ensure they reflect the company’s current strategic objectives and client expectations
• Oversee and conduct regular Quality Assurance (QA) assessments to ensure high standards in service delivery, account performance, and client engagement
• Identify operational inefficiencies and proactively implement cross-functional solutions that streamline workflows, improve service levels, and enhance the end-to-end client experience
• Manage team performance through targeted coaching, structured feedback, and development planning; address underperformance through corrective actions and timely offboarding where necessary
• Promote a culture of continuous professional development by deepening the team’s expertise in product functionality, payment systems, compliance requirements, and industry trends
• Foster a high-performance, accountable culture within the team by reinforcing professionalism, work ethic, and motivation at all levels
• Cultivate and maintain strong relationships with PayDo’s key clients, acting as a strategic partner by regularly gathering client feedback and translating insights into actionable improvements across products and services
• Identify opportunities to increase profitability by initiating, championing, and overseeing the delivery of key client-driven features and solutions that drive long-term value

Skills & expectations

• Proven track record of at least 2 years in a managerial role, with direct supervision of a team of 3 or more individuals
• Minimum of 4 years of experience in the Fintech industry, either as a consultant in Fintech consulting company, in-house payments manager in high-risk verticals (iGaming, Crypto, Forex, etc), account manager/sales agent, or customer support representative within a financial institution (EMI, Bank, or PSP) or similar
• Strong understanding of payment infrastructures, including payment schemes, card schemes and alternative payment methods
• Strong understanding of the specifics of KYB onboarding process, preferably with an EU/CA-based EMI or PSP
• In-depth knowledge of the fintech landscape, including key competitors and current market trends
• Solid understanding of the company’s target industries, with hands-on experience working across high-risk and low-to-medium risk sectors
• Demonstrated leadership and team management capabilities, with a history of building and leading high-performing teams
• Outstanding communication, negotiation, and interpersonal skills, with a client-centric approach
• Ability to manage multiple priorities and stakeholders in a dynamic, fast-paced environment
• Fluent level of English skills, Fluent Ukrainian or Russian language 
• Experience working with cryptocurrencies would be a plus
• Experience of working with PIS/AIS payment flows would be a plus

We work in a result-driven culture. You will fit in if you:

• Own your work with no excuses.
• Take initiative and act before being told.
• Deliver results that make a real impact.
• Solve problems quickly with practical solutions.

What we offer:

• Annual Learning & Development Budget – invest in your growth with dedicated funds for courses, training, and certifications.
• Regular Performance Reviews Based on KPIs – for your professional growth.
• Transparent career growth – with opportunities to achieve Lead roles within 1 year, Head roles in 2 years, and even C-level within 4 years, based on exceptional performance.
• Innovation Financial Rewards – share your ideas through our PayDo Ideas Hub and earn extra bonuses.
• Paid Vacation – with the flexibility to transfer unused days to the next year or receive compensation.
• Paid Sick Leave – available to cover medical needs and emergencies.
• Public Holidays tailored to your country’s calendar.
• Flexible Payout Options – PE accounts or popular e-wallets.

🧭 About the company
We are an American e-commerce company founded in 2015 in Miami. We develop our own electronics brands and sell them on the largest US marketplaces — Amazon, Walmart, eBay, Shopify — and also collaborate with one major distributor.

We are looking for an attentive and systematic specialist who will maintain the stable operation of accounts and products on all platforms.

🚀 Role objective
Ensure the accuracy and relevance of product data on marketplaces and at the distributor: cards, prices, balances, and promotions must be in order, and standard work situations must be resolved promptly.
Also take responsibility for increasing listing conversion and driving sales growth. Around 80 % of the work is focused on Amazon US, with successful solutions later applied to the Shopify website and other marketplaces.

Requirements 
✅1.5–2 years of experience working with Amazon Private Label (full listing management and optimization).
✍️Experience managing 30 to 50 SKUs.
🛠️Strong experience with Helium 10, DataDive, and Amazon Brand Analytics.
📊Ability to design and run A/B tests and clearly interpret results.
🤖Skilled in using AI tools for research and idea generation.
💬Experience with Slack and Google Sheets/Docs to maintain structured change logs and give precise tasks to content/video designers.
🔎Strong analytical thinking, attention to detail, and good English (B1+).

Would be a plus 

🛒Experience with Shopify and other marketplaces

Key Responsibilities

🛒Manage marketplace accounts (Amazon, Shopify, etc.) — monitor key metrics, BuyBox, listings, and compliance.
📝Create, update, and optimize product content (titles, descriptions, visuals).
📊Conduct market and competitor research to identify trends and growth opportunities.
📈Analyze performance data using Amazon reports, Helium 10, and DataDive; prepare recommendations and reports.
🧩Solve cases with Amazon Seller Support.
🤝Collaborate with Sales, PPC, SEO, Content, and Design teams to align strategy and ensure flawless execution.
🔎Track and report on risks (BuyBox loss, listing blocks, promotion issues).

What We Offer

🌍Work for an international company
🚀Career growth in e-commerce and Amazon marketing
⭐A team that values innovation and measurable results
💵Competitive salary in USD
🏡Fully remote work with flexible schedule
🏖️Paid vacations and sick days
🎂Birthday presents and holiday surprises
🍀Direct impact on products featured in Amazon Best Sellers within their categories
📄Official employment


📩 If you are a structured, proactive, and results-driven specialist, who enjoys building processes from scratch and turning data into practical actions that improve conversion and sales across multiple marketplaces, we would like to hear from you. Apply now!

PwC is a global network of more than 370,000 professionals in 149 countries that turns challenges into opportunities. We create innovative solutions in audit, consulting, tax and technology, combining knowledge from all over the world.

PwC SDC Lviv, opened in 2018, is part of this global space. It is a place where technology is combined with team spirit, and ambitious ideas find their embodiment in real projects for Central and Eastern Europe.

What do we guarantee?

• Work format: Remote or in a comfortable office in Lviv - you choose.
• Development: Personal development plan, mentoring, English and Polish language courses.
• Stability: Official employment from day one, annual review of salary and career prospects.
• Corporate culture: Events that unite the team and a space where everyone can be themselves.

Join our dynamic AI team and be at the forefront of innovation, working on transformative projects for some of the most recognized companies worldwide. As an AI Consultant, you will participate in the implementation and development of AI-powered solutions across a broad range of applications, from Gen AI tools to data analytics fraud detection systems.

Key Responsibilities:

• Participate in AI projects from inception to completion, ensuring timely delivery of high-quality solutions;
• Solution Development: Design and implement cutting-edge AI and GenAI solutions, including Retrieval-Augmented Generation (RAG) for knowledge retrieval, prompt optimization, and fine-tuning of large language models (LLMs);
• Apply AI techniques to areas such as fraud detection, satellite imagery analysis, time-series forecasting, and automated data quality validation to enhance decision-making and automation;
• Develop web applications (FE / BE / cloud architecture) enabling users to interact with AI systems;
• Client Interaction: Work closely with clients to understand their unique needs and provide expert guidance and support throughout the project lifecycle.

Requirements and skills:

• 2+ years of professional experience in this or similar area;
• Experience working on AI/ML projects, in areas such as Generative AI, NLP, Computer Vision or Machine Learning model development and deployment;
• University degree in Mathematics or a similar field is an advantage;
• Programming skills in Python (pandas, plotly, numpy);
• Experience with Full stack development (JavaScript) is a significant plus.
• Experience with SQL databases; familiarity with NoSQL is a plus;
• Experience with generative AI models is a plus;
• Fluent in English (level B2 or higher).

Policy statements:
https://www.pwc.com/ua/uk/about/privacy.html

We are building one of the most powerful live-streaming platforms, already connecting 400K+ monthly active users through live events, interactive video chats, and real-time community experiences. Our mission is bold: bring joy, fight loneliness, and deliver safe, ad-free entertainment that keeps people coming back.
This is a complex, fast-moving space, and we love it that way! So, you will join a passionate, expert team tackling everything from scaling AI-powered recommendations to launching high-impact, data-driven features that boost monetization and engagement. Every idea counts here, and every release reaches a massive global audience.
We are now expanding into Arab countries and Europe, enhancing content quality, and rolling out new features to keep users hooked. We are among the Top 5 streaming products in the US and rank in the Top 10 worldwide. Our next milestone: break into the global Top 5, and we are moving fast to make it happen.

About the role: In this role, you will strengthen our product analytics by bringing senior-level expertise in statistical analysis, retention analytics, and experimentation. From your first weeks, you’ll dive into our product, data pipelines, and key metrics, delivering deep insights into retention and monetization, and independently running A/B tests to shape decisions at scale. Your input will help refine analytical processes and frameworks, directly influencing product strategy. With the chance to grow horizontally through diverse tasks, and to be involved in many of the company’s key processes, you’ll see the tangible impact of your work across the business.

In this role, you will

• Drive deep-dive analyses of user behaviour, retention, and monetization
• Independently design, monitor, and evaluate A/B tests and experiments
• Build, maintain, and improve analytical frameworks, dashboards, and reporting systems to ensure clarity and efficiency across the team
• Collaborate closely with product managers to define success metrics, uncover growth opportunities, and shape the product strategy
• Identify gaps and inefficiencies in current processes and elevate the team’s analytical capabilities by proposing smart improvements
• Ensure all product research meets the highest standards of statistical rigour, reliability, and scalability

It’s all about you

• 4+ years of experience in product or marketing analytics and working cross-functionally with product, marketing, and engineering teams
• Advanced SQL skills and a solid foundation in statistics, including hypothesis testing, causal inference, regression, and retention/survival analysis
• Proven track record in product analytics, ideally in transactional or subscription-based business models, with experience in designing and evaluating A/B tests
• Ownership mindset, strong communication skills and structural thinking that will allow you to  translate complex data into actionable business recommendations for both technical and non-technical stakeholders
   

Would be a plus

• Experience with GBQ, Python and R for analytics
• Familiarity with cohort analysis, LTV modelling, and churn prediction
• Regular usage of AI tools like ChatGPT, Claude AI, Gemini, or similar to support your work

What we offer

Care and support: 

• 20 paid vacation days, 15 sick days, and 6 additional days off for family events
• Up to 10 additional days off for public holidays
• 100% medical insurance coverage
• Sports and equipment reimbursement
• Team building events, corporate gifts, and stylish merch
• Financial and legal support
• Position retention and support for those who join the Armed Forces of Ukraine
• Participation in social initiatives supporting Ukraine
   

Comfortable working environment:

• Work from our Kyiv hub or remotely with a flexible schedule 
• Workspace rental reimbursement in other cities and abroad
• Modern equipment or depreciation of your own tools
   

Investment in your future:

• Collaborate with a highly-skilled team of Middle & Senior professionals, sharing practical cases and expertise in the social networking niche
• 70% of our heads and leads have grown into their roles here – so can you!
• Performance-oriented reviews and Individual Development Plans (IDPs)
• Reimbursement for professional courses and English classes
• Corporate library, book club, and knowledge-sharing events
   

Hiring process

• Intro call
• Technical interview
• Reference check
• Offer

The role is based in the Kyiv region, and we will expect you to work full-time in the office. We have a shuttle service from the nearest metro station.

About the Job

As a backend lead developer, you will be a key part of our new ground control station team to improve the capabilities and usability of our VTOL systems. You will take an empowering role: pushing the boundaries of drone technologies. You will be working closely with stakeholders from the Flight Control, AI, and System Test departments to improve and extend our ground control station software.

With the software development of features for our ground control station, you’ll support Quantum Systems‘ mission to transform decision-making processes through aerial data intelligence.

What is your Day to Day Mission:

• Design and implementation of features for our new ground control station software
• Participate in maintenance and improvement of existing ground control station software
• Optimization of UI and UX for drone use cases

• Execution of test procedures and flight tests

   

What you bring to the team:

• You have completed a technical university or a comparable background with a finished degree.
• You are highly experienced in application development, ideally with Rust, C++ or C# experience with automated testing or development, and optionally experience in drones, robots, and geoinformation systems.
• You are experienced in setting up development processes to achieve high delivery and maintenance effectiveness.
• You have a high learning ability and an independent way of working, strong programming skills with an interest in software design and quality.
• You have high-level analytical skills, able to design and lead technical decisions to the end goal.
• You have deep understanding on how things should be done vs how they’re usually implemented.
• You are highly self-motivated and drive your area of responsibility independently.
• Due to your open, communicative, friendly, and competent attitude, it is easy for you to be considered as an internal expert by your colleagues.
• Communication in English is a matter of course for you.

Why Quantum-Systems:

• We Stand with Ukraine
• We believe in the power of combined efforts: straightforward tech expertise paired with a customer-centric focus.
• We are industry pioneers who are ambitious, bold, and visionary.
• We push limits, think outside the box, and strive for technological excellence to shape the future of aerial data.
• We promise to be your runway for individual and professional growth.

Our client stands out in the online gambling sector and is known for offering exciting slot games around the world. With creative centers in Barcelona, Malta, and beyond, they are dedicated to creating high-quality games that deliver immersive user experiences. The company thrives through the collaboration of a global team of product development enthusiasts. 

Required skills:

• 3+ years of proven experience in team management and process development.
• Solid technical writing experience in software development, ideally using TypeScript.
• Knowledge of Confluence and Jira for document and project management.
• Deep understanding of software development life cycle and agile methodologies.
• Excellent writing, editing and communication skills, with the ability to translate complex technical information into easily digestible content.
• Experience or knowledge of the gaming or slot machine industry is very helpful as it indicates knowledge of the specific issues and language of the industry.

• Strong organizational skills.

   

Responsibilities:

• Writing detailed documentation on TypeScript codebases to make it easier for developers to use and understand. Responsibilities include creating inline code comments, API documentation, and maintaining version change logs.
• Develop internal documentation and product manuals aimed at a wide internal audience, including developers, artists, and audio engineers.

• Create and maintain an organized knowledge base in Confluence by integrating various white papers, guides, tutorials, and best practices.

   

Сompanу offer:

• A vibrant and innovative work environment within a leading company in the online gambling industry.
• The opportunity to be part of a global team of experts passionate about creating exceptional gaming experiences.
• Career development prospects and continuous learning opportunities.

We're looking for a proactive and detail-oriented Middle/Senior .NET Engineer to join our growing team. You will be instrumental in developing cutting-edge our solutions using modern .NET technologies and contributing to our innovative

What we are looking for:
Required:
•    3+ years of experience in C# and .NET development (.NET 6/.NET 8)
•    Strong experience with Blazor Server/WebAssembly for modern web applications
•    Solid knowledge of SQL databases and query optimization (SQL Server preferred)
•    Hands-on experience with Azure cloud services (App Service, Functions, Cognitive Services, Storage)
•    Experience with MongoDB and NoSQL database concepts
•    Understanding of RESTful APIs and modern web architecture patterns
•    Knowledge of Azure Service Bus for message queuing and event-driven architecture
•    Experience with version control systems (Git) and CI/CD pipelines
•    Fast-learning, attentive to details, proactive and mature in vision of deliverables

Will be a plus:
•    Experience with AI/ML integration and Azure Cognitive Services
•    Knowledge of Entity Framework Core and advanced LINQ operations
•    Familiarity with SignalR for real-time web functionality
•    Experience with automated testing frameworks (xUnit, NUnit)
•    Understanding of MCP (Model Context Protocol) and AI agent architectures
•    Knowledge of TypeScript and modern JavaScript frameworks
•    Experience with Azure DevOps and infrastructure as code
What you'll do:
•    Design and develop Blazor-based web applications with rich interactive UI components
•    Build and optimize AI-powered profile enhancement services using Azure Cognitive Services
•    Develop and maintain MongoDB data models and SQL Server reporting databases
•    Implement Azure Service Bus messaging patterns for scalable background processing
•    Create and consume RESTful APIs with proper authentication and authorization
•    Collaborate with AI/ML specialists to integrate advanced profile analysis capabilities
•    Write clean, maintainable code following SOLID principles and modern .NET best practices
•    Implement real-time features using SignalR for live progress tracking
•    Troubleshoot and optimize performance in cloud-native Azure environments

The interview process consists of:
1.    Intro call with our Solution Architect (15-60 min)
2.   Technical assessment (2-4 hours) - coding challenge involving C# and database design
3.    PI Tests (15-20 min)
 

We are a fast-growing fintech company and an industry leader in innovative digital solutions for corporate clients. Our team is looking for a proactive Sales Manager with proven expertise in B2B sales. This role is focused on actively driving sales, building relationships with clients, and achieving revenue targets.

WHAT DRIVES US:

✨ Clients First – Their success is our top priority. 

✨ Ownership – We take responsibility and follow through until the job is done.

✨ Flexibility – We value people who think flexibly and stay open to new ways of doing things.

✨ Growth Mindset – We learn, innovate, and welcome new ideas.

If these values sound like you, chances are you’ll thrive in our team.

Responsibilities:

• Handle the full sales cycle: from first outreach to deal closure and follow-ups.
• Conduct demo calls and deliver engaging product presentations.
• Follow the sales pipeline and optimise it.
• Maintain accurate CRM records and the lead base, provide reports to the Sales Lead.
• Identify client needs and guide them through a smooth and successful onboarding journey.
• Build and nurture long-term relationships with new and existing clients via chat and video calls.
• Handle Tier 1 support requests.
• Represent the company at conferences and industry events.

Qualifications:

• Proven experience in B2B sales (SaaS is a plus).
• Confident in English (B2+).
• Strong communication skills and a proactive mindset.

• Hands-on experience with client onboarding and demo calls/presentations.

   

We Offer:

🌍 Remote work from anywhere

⏰ Full-time, 11:00 - 20:00 (GMT+3)

🌴 Unlimited paid vacation days

🤒 10 paid sick days

🗣 English classes

📚 Take part in conferences worldwide

🎁 Presents from the company

📖 Trainings and courses

We are a fast-growing fintech company and an industry leader in innovative digital solutions for corporate clients. Our team is looking for a proactive Sales Manager with proven expertise in B2B sales. This role is focused on actively driving sales, building relationships with clients, and achieving revenue targets.

Responsibilities:

• Handle the full sales cycle: from first outreach to deal closure and follow-ups.
• Conduct demo calls and deliver engaging product presentations.
• Follow the sales pipeline and optimise it.
• Maintain accurate CRM records and the lead base, provide reports to the Sales Lead.
• Identify client needs and guide them through a smooth and successful onboarding journey.
• Build and nurture long-term relationships with new and existing clients via chat and video calls.
• Handle Tier 1 support requests.
• Represent the company at conferences and industry events.

Qualifications:

• Proven experience in B2B sales (SaaS is a plus).
• Confident in English (B2+).
• Strong communication skills and a proactive mindset.
• Hands-on experience with client onboarding and demo calls/presentations.

We Offer:

🌍 Remote work from anywhere

⏰ Full-time 🌴 Unlimited paid vacation days 🤒 10 paid sick days 🗣 English classes 📚 Take part in conferences worldwide

🎁 Presents from the company

📖 Trainings and courses