Jobs at Djinni
7933-
Β· 28 views Β· 3 applications Β· 5d
Senior Game Mathematician
Full Remote Β· Countries of Europe or Ukraine Β· Product Β· 3 years of experience Β· IntermediateFAVBET Tech develops software that is used by millions of players around the world for the international company FAVBET Entertainment. We develop innovations in the field of gambling and betting through a complex multi-component platform which is capable...FAVBET Tech develops software that is used by millions of players around the world for the international company FAVBET Entertainment.
We develop innovations in the field of gambling and betting through a complex multi-component platform which is capable to withstand enormous loads and provide a unique experience for players.
FAVBET Tech does not organize and conduct gambling on its platform. Its main focus is software development.
Main areas of work:- Betting/Gambling Platform Software Development β software development that is easy to use and personalized for each customer.
- Highload Development β development of highly loaded services and systems.
- CRM System Development β development of a number of services to ensure a high level of customer service, effective engagement of new customers and retention of existing ones.
- Big Data β development of complex systems for processing and analysis of big data.
- Cloud Services β we use cloud technologies for scaling and business efficiency.
Responsibilities:
- Developing and design the math side of casino games, mostly slot machines
- Determine and calculate the probabilities, build game behavior and properties
- Cooperate with product managers and developers
- Come up with new and innovative ideas and also be aware of existing features in the industry
- Maintenance of existing games
- Work closely with development teams
Requirements:
- BS/MS degree in Mathematics, statistics or similar disciplines with a very strong mathematical skill
- Experience in gaming industry 2+ years
- Extremely details oriented, fast learning and highly motivated person
- Creative, productive, working as part of a team, responsible
- Basic programming knowledge
- Advanced programming β advantage
- Strong communication skills
We offer:
- 30 day off β we value rest and recreation;
- Medical insurance for employees and the possibility of training employees at the expense of the company and gym membership;
- Remote work or the opportunity β our own modern lofty office with spacious workplace, and brand-new work equipment (near Pochaina metro station);
- Flexible work schedule β we expect a full-time commitment but do not track your working hours;
- Flat hierarchy without micromanagement β our doors are open, and all teammates are approachable.
During the war, the company actively supports the Ministry of Digital Transformation of Ukraine in the initiative to deploy an IT army and has already organized its own cyber warfare unit, which makes a crushing blow to the enemyβs IT infrastructure 24/7, coordinates with other cyber volunteers and plans offensive actions on its IT front line.
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Β· 45 views Β· 11 applications Β· 5d
Content Marketing Manager
Full Remote Β· Worldwide Β· 2 years of experience Β· Upper-IntermediateDNA325 is a recruitment and R&D consulting company specializing in digital and IT positions. We connect top talent with innovative companies, ensuring long-term success through strategic hiring solutions. Ready to not just do digital marketing, but own...DNA325 is a recruitment and R&D consulting company specializing in digital and IT positions. We connect top talent with innovative companies, ensuring long-term success through strategic hiring solutions.
Ready to not just do digital marketing, but own it and make a real impact in a dynamic B2B space? DNA325 is looking for a proactive Content Marketing Manager with a foundation in Content, Social Media (especially LinkedIn), and basic SEO. This role is your opportunity to leverage your existing skills, dive deep into diverse digital channels, and rapidly grow into a driving force for our brand visibility and lead generation. If you thrive on challenge, value transparency, and are eager to see your workβs direct contribution, this is for you.
What youβll do:
Get ready to dive in and grow! Your mission will be to execute and evolve our digital marketing presence, focusing initially on your strengths and rapidly expanding your impact across these key areas:
- Create compelling content: Develop and execute content strategies aligned with DNA325βs brand messaging and business goals. Create high-quality, engaging content across various formats (blog posts, social media, website, case studies, presentations) that doesnβt just inform, but also converts.
- Build our LinkedIn game: Manage and grow DNA325βs presence and engagement on LinkedIn, turning followers into an active network.
- Boost organic reach (with smart SEO): Apply basic SEO principles to make your content easily discoverable in search, attracting organic traffic.
- Coordinate Link Power: Manage our external link-building freelancer, ensuring we build authority where it matters most.
- Uncover opportunities: Conduct market research⦠to find fresh ideas and refine our approach.
- Empower the team: Support sales and recruiting with marketing collateral that helps them shine.
- Team up for awesome: Collaborate with designers and developers⦠to bring your vision to life.
- Stay ahead of the curve: Keep an eye on the latest trends⦠because digital never sleeps.
Opportunities for Growth & Development:
Building on your core expertise, you will be able to expand your skills and take on increasing ownership across a broader spectrum of digital marketing disciplines. Your growth journey may include:
- Lead Initiatives & Campaigns: Take ownership of end-to-end digital campaigns and lead specific projects.
- Drive New Growth: Actively seeking and testing new traffic acquisition channels and optimizing existing ones.
- Shape Strategy: Contribute strategic insights to overall marketing planning.
- Master Performance: Grow your hands-on experience in Performance Marketing and explore new paid channels.
- Expand Expertise: Deepen your skills in SEO and analytics to make data-driven decisions.
Learn Non-Stop: Access continuous learning opportunities, resources, and mentorship.
Our expectations from you:
We are looking for a proactive specialist with a foundation in Content and Social, ready to grow.
- 2-4 years of proven experience in digital marketing, with demonstrated expertise in Content Marketing and Social Media Management in a B2B context.
- Basic understanding of SEO principles as they apply to content creation and on-page optimization.
- Familiarity with relevant analytics tools (e.g., Google Analytics, LinkedIn Analytics, etc.) to track and improve performance for content and social channels.
- Fluent written and verbal communication skills in English is essential.
- Experience utilizing AI, design, or no-code tools to support marketing activities is required.
- Ability to manage multiple priorities independently, with strong self-organization and an analytical mindset.
- Proactive attitude and a strong desire to learn, take on new challenges, and expand expertise across relevant digital channels.
Previous experience in recruitment marketing or marketing for HR/consulting services and managing freelancers or external vendors is a plus.
What we offer:
- Fair Compensation & Reward: Fixed wage and performance-based bonuses. Your contribution is recognized and rewarded.
- Global Impact: Opportunity to work for a global market in a dynamic company in the HR and recruitment space. See your work make a difference internationally.
- Accelerated Growth: Significant opportunities for professional development and growth, expanding your expertise across key digital marketing areas (Content, Social, basic SEO, analytics, management).
- True Flexibility & Freedom: Remote-first, flexible schedule β you own your day and manage your output. We trust you to get the job done without rigid hours.
- Transparent & Supportive Culture: Flat structure, minimal bureaucracy, and a genuinely friendly team where open communication and your ideas are valued.
Measurable Impact: Make a direct impact on the companyβs visibility and lead generation efforts through your work on content and social channels. See the tangible results of your efforts.
If this sounds like you, letβs chat! Ready to build, create, and grow with a team that values your proactivity and potential? Hit apply and tell us why youβre excited about this opportunity!
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Β· 39 views Β· 3 applications Β· 5d
Senior Python Engineer with LLM experience
Full Remote Β· Ukraine Β· 8 years of experience Β· IntermediateOur client leverages AI to analyze customer feedback from various sources in real-time, helping companies quickly identify product issues and opportunities, ultimately improving customer satisfaction. It transforms raw feedback into actionable insights,...Our client leverages AI to analyze customer feedback from various sources in real-time, helping companies quickly identify product issues and opportunities, ultimately improving customer satisfaction. It transforms raw feedback into actionable insights, enabling businesses to enhance their oο¬erings and optimize the customer experience.
Requirements:
- 8+ years of experience in software development
- 5+ years of extensive commercial experience in Python development
- Extensive experience working with Large Language Models from major providers
- such as OpenAI, Claude, and/or Gemini
- Exceptional understanding of computer science fundamentals, including data
- structures, algorithms, distributed systems, and design patterns
At least Intermediate English proficiency
Responsibilities:
- Design, develop, and deploy robust, scalable, and high-performance Python-based software systems that integrate and leverage Large Language Models (e.g., OpenAI,
Claude, Gemini, custom models) - Develop and maintain microservices, libraries, automated tests, and build scripts
- Perform code reviews and evaluate pull requests, helping other engineers debug and resolve problems
- Write thorough documentation and specifications with clean APIs, and architecting scalable solutions capable of processing millions of new data points a day
- Work directly with managed and unmanaged cloud services, including databases ,data streams, message queues, container orchestrators, job automation systems,
and continuous build, integration, and deployment systems - Apply and advocate for the use of healthy coding practices, Agile methodologies ,and communication strategies
- Prioritize client satisfaction by measuring and monitoring the performance of production services, troubleshooting, and addressing issues as they arise
- Strive for continuous improvement, staying abreast of new technologies, and open source libraries, and industry trends
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Β· 26 views Β· 4 applications Β· 5d
Trading Risk Officer
Full Remote Β· Worldwide Β· Product Β· 2 years of experience Β· Upper-IntermediateWe are looking for a skilled and proactive FX Trading Risk Officer to join our client trading team. The ideal candidate will play a key role in executing trades, managing liquidity, and ensuring the smooth operation of the dealing desk. This is a great...We are looking for a skilled and proactive FX Trading Risk Officer to join our client trading team. The ideal candidate will play a key role in executing trades, managing liquidity, and ensuring the smooth operation of the dealing desk. This is a great opportunity for an individual with a passion for financial markets and a keen interest in the Forex industry.
Responsibilities:
- Manage order flows and ensure accurate execution of trades on electronic platforms
- Optimize spreads, manage quotes, and respond to market changes promptly
- Monitor and hedge company-level exposures according to established rules and guidelines
- Monitor FX markets to identify opportunities and mitigate risks
- Continuously monitor client exposures and manage risk levels in line with company policies
- Analyze client trading behavior to detect and address abnormal activities or patterns
- Prepare detailed reports on FX exposure, trading performance, and risk metrics
- Stay updated on global market trends, geopolitical events, and macroeconomic indicators affecting FX markets
- Collaborate with the IT and other teams to optimize platform performance and enhance client experience
Requirements:
- BSc/MSc in Mathematics, Statistics, Finance, Engineering, or any other relevant field
- CySEC certification or CFA qualification is a plus
- Minimum 1 year of experience in dealing or risk management, ideally within a Forex brokerage
- In-depth knowledge of FX trading platforms (e.g., MetaTrader 4/5, cTrader) and liquidity management
- Strong understanding of Forex markets, trading strategies, and risk management techniques
- Advanced Excel skills; experience with CRM systems or trading platforms integration is a plus
- Excellent communication, analytical, and decision-making abilities
- Readiness to work in shifts
Benefits:
- Competitive and attractive compensation
- Hybrid / Remote work schedule
- Working permit for non-EU
- Proper rest time of 24 annual leave days
- Challenging and unique tasks in the FinTech field
- Funding for gym memberships, fostering a healthy work-life balance
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Β· 70 views Β· 17 applications Β· 5d
Full Stack Developer
Full Remote Β· Countries of Europe or Ukraine Β· 8 years of experience Β· Upper-IntermediateJob Description: Weβre looking for a skilled Tech Lead Developer to join our team and lead the development of cutting-edge products. The ideal candidate will have a strong background in product development and a proven history of delivering...Job Description:
Weβre looking for a skilled Tech Lead Developer to join our team and lead the development of cutting-edge products. The ideal candidate will have a strong background in product development and a proven history of delivering high-quality software solutions. In this pivotal role, you will design and implement clear code structures, spearhead automation efforts for testing, and ensure our product releases maintain the highest standards.Responsibilities:
β Lead and engage in the entire product development lifecycle, from ideation through deployment and maintenance;
β Develop and sustain robust, scalable, and high-performance applications using our core technologies: NodeJS, TypeScript, React, and JavaScript, PostgreSQL;
β Implement best practices for code organization and maintain a clean architecture;
β Champion the use of automated testing tools and frameworks to enhance software quality;
β Collaborate with cross-functional teams to define and prioritize development tasks;
β Optimize application performance and troubleshoot production issues;
β Mentor junior developers, offering guidance and sharing your expertise.Requirements:
β 8+ years of professional experience in development;
β Proven experience in product development and release management;
β Proficiency in NodeJS, React, JavaScript, PostgreSQL.
β Strong organizational skills with the ability to lead and prioritize multiple tasks;
β Experience with automated testing frameworks and quality assurance processes;
β A passion for writing clean, maintainable code with a keen eye for detail;
β Excellent problem-solving skills and a proactive mindset.Preferred Skills:
β Experience with cloud platforms, AI tools would be a plus.
The client is located in America. Therefore, it is necessary to take into account that there will be a time difference of approximately 6 hours.
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Β· 107 views Β· 24 applications Β· 5d
Full-Stack Dashboard Engineer β Licensing, Custom Plugins
Full Remote Β· Ukraine Β· 2 years of experience Β· IntermediateMISSION You will own the in-Dashboard LICENSING SERVICE (usage metering, JWT/X.509 validation, enforcement) and craft new OpenSearch-Dashboards plugins that give analysts a slick, branded UI. WHAT YOUβLL DO β’ Build a TypeScript/Node server plugin that...MISSION
You will own the in-Dashboard LICENSING SERVICE (usage metering, JWT/X.509 validation, enforcement) and craft new OpenSearch-Dashboards plugins that give analysts a slick, branded UI.
WHAT YOUβLL DO
β’ Build a TypeScript/Node server plugin that schedules Task-Manager jobs to pull stats, verify licences and enforce limits.
β’ Expose /api/scopd/licence/status and store data as Saved Objects.
β’ Create React + Elastic UI panels: gauges, alerts, renewal CTA.
β’ Develop threat-hunting views, compliance dashboards and multi-tenant widgets.
β’ Package everything into .deb/.rpm and Docker images; wire into CI/CD (GitHub Actions).
β’ Define least-privilege roles (indices:admin/*, cluster:admin/wazuh/*) and integrate secure key storage (Keystore / K8s Secrets).
MUST-HAVE
β’ TypeScript + Node.js
β’ React 18 & Elastic UI
β’ Hands-on with JWT / public-key crypto (RSA/ECDSA)
β’ Linux packaging or Docker pipelines
β’ Git, code-review & CI culture
NICE-TO-HAVE
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β’ Kibana / OpenSearch-Dashboards plugin work
β’ Elastic Stack security APIs
β’ Prometheus & Grafana metrics
β’ OSS licence basics (GPL v2, Apache 2.0) -
Β· 108 views Β· 8 applications Β· 5d
Senior Server Engineer
Ukraine Β· Product Β· 5 years of experience Β· IntermediateAbout Wix Wix makes it possible for anyone to succeed online. Since 2006, weβve grown to around 5,300 employees in 22 countries, launched over 40 products, and serve over 282 million users and their visitors worldwide. At Wix, we push you to innovate,...About Wix
Wix makes it possible for anyone to succeed online. Since 2006, weβve grown to around 5,300 employees in 22 countries, launched over 40 products, and serve over 282 million users and their visitors worldwide. At Wix, we push you to innovate, evolve in non-traditional ways, and collaborate. We operate in small teams that work closely together at a high level.
Although weβre already industry leaders in web creation and business, our work is nowhere near done. Our goal is to become the main engine of the Internet so we can create a more open web for all.
We're proud to be an equal opportunity employer. Wix was built around the idea that everyone has the right to be successful, online. This same vision defines us as a company: creating a work environment where everyone is welcome, and anyone has the right to succeed.
Job Description
As a Senior Server Engineer, you'll design, develop, and optimize scalable server solutions, collaborate with cross-functional teams, and implement cutting-edge AI methodologies to enhance customer care products. In your day-to-day, you will:
- Conduct research and experiments to explore innovative AI methodologies and incorporate cutting-edge models into customer care products
- Take responsibility for the entire lifecycle of feature developments, from initial discussions with product teams, defining requirements and providing estimates, to actual coding in collaboration with the team, monitoring performance and delivering robust solutions to end-users
- Optimize system performance, reliability, and stability, ensuring our service remains seamless and accessible 24/7
- Participate in technical discussions to improve existing architecture and developer experience
- Collaborate extensively with Business Analysts, Data, Product, and Platform teams, utilizing a data-driven approach to solve ambiguous user problems and ensure the server infrastructure optimally supports product features and user experience
Requirements
- 5+ years of experience as a Server Engineer
- Experience in designing and maintaining highly scalable, loosely coupled server solutions, following best practices and standards
- Proven experience leading technical discussions, conducting design reviews, and collaborating effectively with cross-functional teams to drive architectural decisions and resolve complex engineering challenges
- Experience with Vespa or similar large-scale search and ranking engines (e.g., Elasticsearch, Solr, Weaviate) for real-time data retrieval, vector search, or personalized content delivery
- Proficiency with Large Language Models, including prompt engineering, fine-tuning, automatic evaluation, and Retrieval-Augmented Generation (RAG) β an advantage
- Passion for product development and understanding of business objectives and goals
- Advanced English proficiency
About the Team
We are Wix's Backend Engineering Guild. We provide integrated tools for microservice development within Wix to help improve developer productivity and best practices. These tools streamline the development process and reduce cognitive load allowing Wix Engineers to concentrate on their domain, architecture, and business logic. To handle high-scale traffic (over 500B HTTP requests per day) and 500+ daily deployments, our team of 500 Backend Engineers runs production across 19 distributed data centers and cloud vendors worldwide.
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Β· 34 views Β· 6 applications Β· 5d
PartβTime Sales Representative (Odoo Experience Required)
Part-time Β· Full Remote Β· Worldwide Β· 2 years of experience Β· Upper-IntermediateWhat Weβre Looking For Weβre seeking an experienced, self-driven Sales Representative with at least 2 years of hands-on experience with Odoo. The ideal candidate is comfortable working independently, excels at relationship-building, and understands the...What Weβre Looking For
Weβre seeking an experienced, self-driven Sales Representative with at least 2 years of hands-on experience with Odoo. The ideal candidate is comfortable working independently, excels at relationship-building, and understands the ERP/CRM landscape. Excellent English proficiency is essential.
Must-have Qualifications:
- Minimum 2 years of experience with Odoo implementations or sales
- Strong familiarity with Odoo modules (e.g. CRM, Accounting, Inventory)
- Proven track record in B2B sales within the IT or software sector
- Excellent written and verbal English communication skills
- Self-motivated, driven, and able to work remotely
Comfortable using CRM tools and tracking sales activity
What We Offer
- Flexible, remote, part-time work
- Competitive salary
- Opportunity to work with a growing company in the ERP space
- Professional development in Odoo and sales
- A collaborative, supportive team environment
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Β· 91 views Β· 25 applications Β· 5d
Junior Graphic Designer
Full Remote Β· Worldwide Β· 1 year of experience Β· Upper-IntermediateWeβre GenAI.Works: the worldβs largest AI community, with over 12 million members worldwide. Our mission is to help builders, creators, and lifelong learners master the future of AI. Weβre an AI-driven startup creating cutting-edge products across media,...Weβre GenAI.Works: the worldβs largest AI community, with over 12 million members worldwide.
Our mission is to help builders, creators, and lifelong learners master the future of AI.
Weβre an AI-driven startup creating cutting-edge products across media, education, tools, events, and content. Through our platform, we offer industry-leading courses designed to equip storytellers, technologists, and creatives with the skills to thrive in the AI era.
About the role:GenAI Works is home to one of the worldβs largest AI communities β 12M+ followers strong and growing. We're on a mission to turn content into culture, and weβre looking for a junior designer to help bring that mission to life.
This is a high-growth, high-learning role where you'll produce content seen by millions, gain mentorship from top designers, and get hands-on experience shaping the visual identity of an industry-defining company.
Responsibilities:
- Create social media assets for LinkedIn, Instagram, YouTube, and more
- Work alongside senior designers and content leads to apply the GenAI brand system across platforms
- Help design carousels, thumbnails, templates, and motion that drive real reach
- Support cross-functional teams (marketing, education, product) with visual needs
Receive clear creative direction and mentorship β and room to grow fast
Requirements:
- A strong portfolio (can be student work) that shows an eye for layout, type, and brand
- Experience with Figma and Adobe Creative Suite
- Ability and desire to utilize fast-moving AI tools in a creative environment
- Curiosity about AI, tech, and digital storytelling
- A bias for learning, improving, and delivering work that matters
- You care about attention to detail, from alignment to kerning to brand colours.
Intermediate After Effects and other motion and video editing tools.
Why Join Us?
- Real-world design experience with a globally visible brand
- Your work seen by millions of people across our community
- Mentorship from a top-tier creative team
- A seat at the table with a startup thatβs growing fast
A remote-first environment built on trust, learning, and momentum
To Apply:
If youβre ready to launch your design career with real creative impact - this is your moment.
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Apply now with a short intro and your portfolio (including motion design pieces). We donβt need perfection - weβre looking for potential! -
Β· 108 views Β· 28 applications Β· 5d
Senior Node.js developer (experience with Integrations)
Full Remote Β· Countries of Europe or Ukraine Β· 5 years of experience Β· Advanced/FluentWeβre seeking a Senior Node.js Developer with experience in external API integrations and REST APIs (especially AdTech and messaging APIs), which is essential for this role. About the project: An AI-driven platform designed to transform voice and text...Weβre seeking a Senior Node.js Developer with experience in external API integrations and REST APIs (especially AdTech and messaging APIs), which is essential for this role.
About the project:
An AI-driven platform designed to transform voice and text communications for business users, particularly in call center environments. It automates customer interactions, significantly reducing operational costs by up to 65% and increasing ROI by up to five times.
Project stage: Live product with active clients; currently scaling the integrations layer.
Location & Timezone: USA-based; working hours until 8β9 p.m. Kyiv time.
Project advantages:
β High-impact, autonomous role: own the entire integration layer
β AI-powered product solving real-world business needs (proven ROI)
β Modern stack: messaging, AdTech, CRM platforms
β Fast-paced US startup with long-term potential
β Strategic hire as part of the company's scaling efforts
Responsibilities:
β Integrate messaging platforms (WhatsApp, Facebook Messenger, Telegram)
β Integrate AdTech platforms (Meta Ads, Google Ads, Microsoft Ads)
β Work with the existing Node.js API Gateway and MongoDB layer
β Build integrations with CRM and automation platforms (Salesforce, HubSpot, Zapier, etc.)
Requirements:
β 5+ years of experience with Node.js
β 2+ years with TypeScript
β Experience with MongoDB
β Strong experience with external API integrations and REST APIs (AdTech and messaging APIs)
β Advanced level of English
If youβre interested in this opportunity, please let us know!
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Β· 234 views Β· 61 applications Β· 5d
Backend .NET Engineer
Worldwide Β· Product Β· 4 years of experience Β· IntermediateAbout the Role Weβre looking for a Backend Engineer with solid experience in .NET Core to help us grow our gaming and infrastructure platforms. Youβll join a small, fast-moving team where youβll design, build, and maintain scalable backend services,...About the Role
Weβre looking for a Backend Engineer with solid experience in .NET Core to help us grow our gaming and infrastructure platforms. Youβll join a small, fast-moving team where youβll design, build, and maintain scalable backend services, contribute to architectural decisions, and take ownership of features from idea to production. This role is ideal for someone who wants to have a real impact, not just code tickets.
Who You Are
- Youβve spent 4+ years building backend services with .NET Core and ASP .NET Core
- Youβve designed and protected REST endpoints (JWT, OAuth) in production systems
- Youβre fluent with EF Core and PostgreSQLβwriting migrations, tuning slow queries, and keeping schemas in sync
- You structure code by Clean Architecture (thin controllers, domain/business layers) and have at least toyed with MediatR
- You write and value unit tests (and often integration tests)
- Youβve shipped features in small teams (3β6 people), iterating every 1β2 weeks and learning from each release
- You want a say in the roadmap and architectural trade-offs, not just βcode this ticketβ
- You value observabilityβhealth checks, logs, metrics and real-time alerts
Nice to Have
- Experience with AWS services (S3, DynamoDB, RDS) in your CI/CD pipelines
- Youβve set up GitHub Actions (or similar) to build, test and deploy on every merge
What Youβll Do
- Join a lean backend squad to expand our gaming & infra platform
- Own end-to-end design and delivery of new services
- Propose and drive architectural improvementsβrefactorings, proof-of-concepts, API versioning
- Build and maintain automated tests, logging, metrics and deployment pipelines
- Work with frontend engineers on API contracts and feature roll-outs
We offer:
You will be working with a professional and motivated team of enthusiasts in the environment that brings up the best in everyone. We have no bureaucracy, and we give our colleagues complete freedom to make decisions and achieve brilliant results.
Competitive salary. Compensation that will help you focus on your projects and personal development.
Professional Growth. We offer a possibility to attend internal, external courses. You will be working with a team of professionals to get insights and discuss ideas.
Health&Fitness. We provide employees with 20 days of paid vacation, sick leaves and medical insurance.
Rest. We organize team buildings, parties and various team activities to boost our collaboration.
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Β· 112 views Β· 15 applications Β· 5d
Senior QA Engineer
Full Remote Β· Ukraine Β· Product Β· 2 years of experience Β· Advanced/FluentAbout Us wallee Group is a leader in delivering advanced payment solutions, focusing on providing robust, scalable, and secure systems across multiple domains. Our mission is to enhance customer experiences through innovative payment and finance systems...About Us
wallee Group is a leader in delivering advanced payment solutions, focusing on providing robust, scalable, and secure systems across multiple domains. Our mission is to enhance customer experiences through innovative payment and finance systems that enable businesses to grow efficiently. Our operations span across multiple countries, and we thrive on collaboration and agility, using frameworks like Scrum to optimize our teams. At wallee, we aim to stay at the forefront of market trends, continuously innovating to provide the best services to our customers.
We are looking for an experienced QA Engineer to join our team. In this role, you will focus on web testing to help ensure the quality and reliability of our software. The ideal candidate will have several years of experience in web automation and a passion for improving quality throughout the development process. This is a great opportunity to grow your career in QA engineering.
Key Responsibilities:
- Design and execute both manual and automated tests to ensure the reliability, scalability, and security of Walleeβs payment systems.
- Collaborate with cross-functional teams to define clear acceptance criteria during user story creation.
- Continuously improve QA processes by researching and integrating new tools, technologies, and best practices.
- Identify and troubleshoot issues using logs, working closely with developers to resolve problems.
- Perform regular regression testing to maintain software quality across multiple releases.
- Work on multiple projects in parallel, demonstrating the ability to quickly switch contexts and manage priorities.
Requirements:
- Good understanding of the software quality principles, with experience in software testing and development.
- In-depth knowledge of testing procedures, tools, and the ability to write secure, testable code.
- Good knowledge around test automation. (e.g: Playwright, Cypress).
- Excellent English communication skills, both written and verbal.
- Strong analytical and problem-solving skills.
- Self-motivated, independent, and eager to learn.
- Knowledge of the payment industry and e-commerce payment platforms is beneficial.
- Experience working in Agile teams.
- Jira knowledge in task management and bug reporting.
- Experience testing checkout processes or how payments are handled is a plus.
Additional requirements:
- Proficiency with command-line tools in Unix.
Familiarity with Git and interpreting logs in CI/CD pipelines.
Benefits
- Flexible working hours to promote work-life balance.
- Work in a professional, international team with flat hierarchies.
- Cooperation with motivated colleagues and numerous personal development opportunities.
- You will play a decisive role in designing products in an omni channel payment company and work with leading companies in the financial industry on international projects.
If you're passionate about quality assurance and eager to contribute to innovative payment solutions, we invite you to apply!
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Β· 53 views Β· 12 applications Β· 5d
Data Engineer
Full Remote Β· Countries of Europe or Ukraine Β· 3 years of experience Β· Upper-IntermediateThe CHI Software team is not standing still. We love our job and give it one hundred percent of us! Every new project is a challenge that we face successfully. The only thing that can stop us isβ¦ Wait, itβs nothing! The number of projects is growing, and...The CHI Software team is not standing still. We love our job and give it one hundred percent of us! Every new project is a challenge that we face successfully. The only thing that can stop us isβ¦ Wait, itβs nothing! The number of projects is growing, and with them, our team too. And now we need a Data Engineer.
We are seeking a skilled and experienced Data Engineer. The ideal candidate will be deeply involved in discovering, analyzing, and assembling large and complex data sets. They will design and build our big data infrastructure, ensure data security, and optimize the performance of our big data platforms.
Requirements:
- 3+ years of experience in data engineering and building data platforms;
- Demonstrated success in deploying cloud and SaaS model products, with expertise in building optimized processing pipelines for streaming analytics applications;
- Proficiency in databases and query optimization (PostgresSQL, ElasticSearch, MongoDB, Redis, Druid), including experience with NoSQL and graph databases,
Experience in horizontally scaling databases; - Expertise in Kafka and Airflow, with a strong understanding of runtime profiling tools;
- Experience in big data processing systems similar to Apache Spark, Flink, Beam or similar;
- Skills in build automation, continuous integration, and deployment (CI/CD) tools (Webpack, Buddy, Jenkins, Docker);
- Expert-level Python coding skills;
- Experience with cloud platforms (Azure, AWS, or GCP).
Will be a plus:
- Technical background in AI and ML;
- Experience in designing and implementing interactive query-driven main-machine intelligence systems;
- Experience in working with distributed teams.
Responsibilities:
- Design and implement real-time distributed data processing systems analyzing public data and detecting emergent threats;
- Development and optimization of ETL processes for various data formats from social media, news, and web sources;
- Design and implement robust database systems and develop tools for query and analytic processing, focusing on real-time streaming applications;
- Spearhead build automation, continuous integration, deployment, and performance optimization efforts, upholding our strict security requirements;
- Design test suites and implement inline instrumentation to ensure data correctness.
Our perks
- Covered vacation period: 20 business days and 5 days off
- Free English classes
- Flexible working schedule
- Truly friendly and supporting atmosphere
- Working remotely or in one of our offices
- Medical insurance for employees from Ukraine
- Compensation of psychological counseling
- Legal support
- Relocation assistance
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Β· 45 views Β· 10 applications Β· 5d
Senior System Analyst
Full Remote Β· Countries of Europe or Ukraine Β· Product Β· 4 years of experience Β· IntermediateFAVBET Tech develops software that is used by millions of players around the world for the international company FAVBET Entertainment. We develop innovations in the field of gambling and betting through a complex multi-component platform which is capable...FAVBET Tech develops software that is used by millions of players around the world for the international company FAVBET Entertainment.
We develop innovations in the field of gambling and betting through a complex multi-component platform which is capable to withstand enormous loads and provide a unique experience for players.
FAVBET Tech does not organize and conduct gambling on its platform. Its main focus is software development.Main areas of work:
- Betting/Gambling Platform Software Development β software development that is easy to use and personalized for each customer;
- Highload Development β development of highly loaded services and systems;
- CRM System Development β development of a number of services to ensure a high level of customer service, effective engagement of new customers and retention of existing ones;
- Big Data β development of complex systems for processing and analysis of big data;
- Cloud Services β we use cloud technologies for scaling and business efficiency.
Responsibilities:
- Collaborate with clients and subject matter experts
- Analyze business domains and related processes
- Manage requirements, including:
- Business Requirements Document (BRD)
- Software Requirements Specification (SRS)
- Use Cases / User Stories
- Identify, describe, and document business processes
- Create technical documentation and specifications according to standards
- Design software solutions and complex systems
- Coordinate development, testing, acceptance, and deployment processes
- Ensure timely delivery in line with project plans
Required Skills:
- At least 1.5 years of experience in a System Analyst role
- Hands-on experience in writing technical specifications
- Strong analytical and abstract thinking skills
- Ability to structure information and understand dependencies
- Stress resilience and ability to adapt quickly
- Fast learner with solid team collaboration skills
- Strong listening and communication abilities
- Creative approach to problem-solving
- Understanding of structured information presentation principles
Preferred Experience & Tools:
- Documentation platforms: Confluence, Wiki
- Task tracking tools: Jira, Redmine
- Visualization tools: Miro, Draw.io, Lucidchart, Gliffy, Visio, Enterprise Architect (EA)
- Basic experience with Unix Shells
- Relational databases: MS SQL, Oracle, MySQL, PostgreSQL
- NoSQL/In-memory databases: Redis, MongoDB, Ignite
- Messaging systems: Kafka, RabbitMQ, Streams, ActiveMQ
- Programming languages (basic understanding): Java, C#, Python, C++
- Monitoring/logging tools: Grafana, Kibana, Splunk
We can offer:
- 30 days off per year (vacation and sick days) β we value rest and recreation. We also comply with the national holidays.
- Medical insurance for employees and the possibility of training employees at the expense of the company and gym membership.
- Remote work: after Ukraine wins the war β our own modern lofty office with spacious workplace, and brand-new work equipment (near Pochaina metro station).
- Flexible work schedule β we expect a full-time commitment, but do not track your working hours.
- Flat hierarchy without micromanagement β our doors are open, and all teammates are approachable.
During the war, the company actively supports the Ministry of Digital Transformation of Ukraine in the initiative to deploy an IT army and has already organized its own cyber warfare unit, which makes a crushing blow to the enemyβs IT infrastructure 24/7, coordinates with other cyber volunteers and plans offensive actions on its IT front line.
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Β· 23 views Β· 2 applications Β· 5d
Lead Data Engineer
Full Remote Β· Georgia, Hungary, Poland, Ukraine, Uzbekistan Β· 7 years of experience Β· Upper-IntermediateThe CHI Software team is not standing still. We love our job and give it one hundred percent of us! Every new project is a challenge that we face successfully. The only thing that can stop us isβ¦ Wait, itβs nothing! The number of projects is growing, and...The CHI Software team is not standing still. We love our job and give it one hundred percent of us! Every new project is a challenge that we face successfully. The only thing that can stop us isβ¦ Wait, itβs nothing! The number of projects is growing, and with them, our team too. And now we need a Lead Data Engineer.
About the client:
You will work with the 6th-largest privately owned organization in the United States. The Ρustomer is one of the βBig Fourβ accounting organizations and the largest professional services network in the world in terms of revenue and number of professionals. The company provides audit, tax, consulting, enterprise risk, and financial advisory services to 263,900 professionals globally.
Project Tech Stack
Azure Cloud, Microservices Architecture, .NET 8, ASP.NET Core services, Python, Mongo, Azure SQL, Angular 18, Kendo, GitHub Enterprise with Copilot.
Requirements:
- 7+ years of experience in development;
- Proficient in web development with strong hands-on experience using the FastAPI framework;
- Deep expertise in data manipulation and analysis using Pandas/Polars and similar;
- Experience with Pydantic for data validation and schema definition in Python applications;
- Skilled in asynchronous and parallel programming, with practical knowledge of asyncio;
- Proficiency working with both structured and semi-structured data, including MongoDB, Parquet, and Delta Tables;
- Proven expertise in data processing, analysis, and transformation workflows;
- Strong analytical and problem-solving abilities with a detail-oriented mindset;
- Practical and pragmatic approach to balancing standardized processes with flexibility to meet project goals effectively;
- Excellent organizational skills with the ability to self-manage, prioritize tasks, structure workload, and meet tight deadlines.
Will be a plus:
- Experience working with Azure Cloud services (or other major cloud platforms), including a range of SaaS offerings such as Service Bus, Data Lake, Blob Storage, Redis, and more;
- Familiarity with .NET/Databricks/Spark/PySpark;
- Expertise in containerization and orchestration tools such as Docker and Kubernetes;
- Solid understanding of microservices architecture and its implementation in scalable systems.
Responsibilities:
- Define and enforce best practices and coding standards across the project;
- Conduct thorough code reviews to ensure adherence to established guidelines and maintain high code quality;
- Working both independently and in close collaboration with others in the team;
- Communicating clear instructions to team members and helping manage the flow of day-to-day operations;
- Communicating with the client regularly;
- Design, develop, and maintain robust and scalable Python applications;
- Write clean, maintainable, and efficient code following best practices and coding standards;
- Optimize code for performance and scalability, ensuring efficient data handling;
- Work closely with cross-functional teams to deliver high-quality software solutions;
- Identify and resolve technical issues, ensuring the reliability and performance of applications;
- Create and maintain comprehensive documentation for code, processes, and workflows;
- Provide guidance and mentorship to junior developers, fostering a collaborative and productive team environment.About the client:
- You will work with the 6th-largest privately owned organization in the United States. The Ρustomer is one of the βBig Fourβ accounting organizations and the largest professional services network in the world in terms of revenue and number of professionals. The company provides audit, tax, consulting, enterprise risk, and financial advisory services to 263,900 professionals globally.
- Project Tech Stack
- Azure Cloud, Microservices Architecture, .NET 8, ASP.NET Core services, Python, Mongo, Azure SQL, Angular 18, Kendo, GitHub Enterprise with Copilot.
Requirements:
- 7+ years of experience in development;
- Proficient in web development with strong hands-on experience using the FastAPI framework;
- Deep expertise in data manipulation and analysis using Pandas/Polars and similar;
- Experience with Pydantic for data validation and schema definition in Python applications;
- Skilled in asynchronous and parallel programming, with practical knowledge of asyncio;
- Proficiency working with both structured and semi-structured data, including MongoDB, Parquet, and Delta Tables;
- Proven expertise in data processing, analysis, and transformation workflows;
- Strong analytical and problem-solving abilities with a detail-oriented mindset;
- Practical and pragmatic approach to balancing standardized processes with flexibility to meet project goals effectively;
- Excellent organizational skills with the ability to self-manage, prioritize tasks, structure workload, and meet tight deadlines.
Will be a plus:
- Experience working with Azure Cloud services (or other major cloud platforms), including a range of SaaS offerings such as Service Bus, Data Lake, Blob Storage, Redis, and more;
- Familiarity with .NET/Databricks/Spark/PySpark;
- Expertise in containerization and orchestration tools such as Docker and Kubernetes;
- Solid understanding of microservices architecture and its implementation in scalable systems.
Responsibilities:
- Define and enforce best practices and coding standards across the project;
- Conduct thorough code reviews to ensure adherence to established guidelines and maintain high code quality;
- Working both independently and in close collaboration with others in the team;
- Communicating clear instructions to team members and helping manage the flow of day-to-day operations;
- Communicating with the client regularly;
- Design, develop, and maintain robust and scalable Python applications;
- Write clean, maintainable, and efficient code following best practices and coding standards;
- Optimize code for performance and scalability, ensuring efficient data handling;
- Work closely with cross-functional teams to deliver high-quality software solutions;
- Identify and resolve technical issues, ensuring the reliability and performance of applications;
- Create and maintain comprehensive documentation for code, processes, and workflows;
- Provide guidance and mentorship to junior developers, fostering a collaborative and productive team environment.
Our perks
- Covered vacation period: 20 business days and 5 days off
- Free English classes
- Flexible working schedule
- Truly friendly and supporting atmosphere
- Working remotely or in one of our offices
- Medical insurance for employees from Ukraine
- Compensation of psychological counseling
- Legal support
- Relocation assistance