Jobs at Djinni
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Β· 100 views Β· 42 applications Β· 6h
Middle QA Engineer (IGaming) to $1500
Full Remote Β· Countries of Europe or Ukraine Β· Product Β· 2 years of experience Β· IntermediateWho we are: We are the team behind the new iGaming brand. We are burning with the idea to change the rules of iGaming market and we are looking for people like us. Geographically, we are based in Warsaw; realistically, we are present all over the...Who we are:
We are the team behind the new iGaming brand. We are burning with the idea to change the rules of iGaming market and we are looking for people like us. Geographically, we are based in Warsaw; realistically, we are present all over the world.
We are looking for daring and crazy people. Those who are fanatical about the idea of creating something different from the mass of products on the market. Those who are looking for not just a job, but an opportunity to realize their personal and professional ambitions. Those who want to create something they will be proud of for the rest of their lives.
Our mission:
To prove that a casino can be different
Requirements:
β Solid understanding of QA theory and agile methodologies
β Experience 2+ years with manual, functional, and regression testing
β Knowledge of mobile and cross-browser testing
β Analytical mindset with attention to detail
β Experience in writing test documentation
β Familiarity with Web technologies (CSS/HTML5) and client/server architecture
β Proficiency with tools like Confluence and JIRA
β Strong communication and teamwork skills
β Background in testing iGaming platform
β Commitment to following workflows and ensuring long-term cooperation
Responsibilities:
β Perform manual testing (UI, UX, functional, exploratory, cross-browser, and cross-device)
β Analyze requirements and plan tests
β Write, execute, and maintain test cases and checklists
β Report bugs and analyze deviations from expected functionality
β Conduct root cause analysis and validate fixes
β Ensure product meets requirements and support the release process
β Assist with product certification
Why this is a unique opportunity:
β Being at the origins of the company means being the main beneficiary of the development of our common brainchild: both in terms of career growth and finances (we are initially building a brand with capitalization)
β Realizing your personal ambitions is possible only in an environment of active and aggressive growth - not in the bureaucracy of an established company
β The opportunity to do something you will be proud of your whole life - we are looking for partners, not employees who share our common vision.If our vision resonates with you, you feel we match in values, and in our case 1+1 = 11, write soon - the best should work with the best!
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Β· 12 views Β· 1 application Β· 6h
Senior Salesforce Administrator
Full Remote Β· Worldwide Β· 3 years of experience Β· Upper-IntermediateWe are looking for a proactive and technically skilled Salesforce Administrator to join our growing consulting team. The ideal candidate will combine strong Salesforce administration capabilities with hands-on experience in development (Apex/Visualforce)...We are looking for a proactive and technically skilled Salesforce Administrator to join our growing consulting team. The ideal candidate will combine strong Salesforce administration capabilities with hands-on experience in development (Apex/Visualforce) and a solid understanding of AppExchange tools and cloud-based integrations. This role is perfect for someone who enjoys working across different clients, tailoring solutions to fit their unique business processes and driving operational excellence through automation and smart system design.
Key Responsibilities:
- Salesforce Administration & Optimization
Maintain and configure Salesforce environments, including custom fields, objects, validation rules, page layouts, record types, and user permissions. Ensure data quality and integrity across multiple client instances. - Flow Automation & Process Builder
Design and optimize automation processes using Flows, Process Builder, and Approval Processes to enhance user experience and team productivity. - AppExchange & Tool Integration
Implement, manage, and support third-party AppExchange applications, including Service Cloud and productivity-enhancing tools. Experience with tools like Outreach, Zoominfo, Gong, Salesloft, DealHub/CPQ, and e-signature apps is highly preferred. - Salesforce Development (Apex & Visualforce)
Support basic development tasks using Apex, Visualforce, and Lightning Components where necessary. Collaborate with developers and admins to deploy scalable customizations. - Reporting & Dashboards
Build and maintain reports and dashboards for Sales, RevOps, and Support teams. Familiarity with Power BI is a plus. - Data Management & Migration
Oversee data imports/exports, deduplication, and large-scale data updates. Maintain clean and reliable CRM data. - System Integration
Configure and manage integrations with marketing and sales tools like HubSpot, Zoom, and internal APIs or middleware platforms.
Key Qualifications:
- 3+ years of hands-on experience as a Salesforce Administrator, ideally in consulting or multi-client environments
- Strong knowledge of Salesforce Flows, permission sets, profiles, validation rules, and schema design
- Experience with Apex and Visualforce (basic to intermediate)
- Familiarity with Salesforce AppExchange and implementation of third-party tools
- Experience working with Sales Cloud and Service Cloud
- Understanding of RevOps metrics: pipeline, opportunity stages, ARR, support/service KPIs
- Bonus: Experience with Power BI or other data visualization tools
- Excellent problem-solving and communication skills
- Ability to manage multiple priorities and adapt solutions to different client needs
- Comfortable working 16:00β01:00 Kyiv time
What We Offer:
- Medical insurance after trial period
- Team-building activities and a collaborative team culture
- 24 paid vacation days per year
- 5 paid sick leave days per year
- The opportunity to work on diverse Salesforce ecosystems and learn continuously
- Salesforce Administration & Optimization
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Β· 40 views Β· 10 applications Β· 6h
Support Operator (iGaming)
Full Remote Β· Countries of Europe or Ukraine Β· Product Β· 2 years of experience Β· Upper-IntermediateWho we are: We are the team behind the new iGaming brand. We are burning with the idea to change the rules of iGaming market and we are looking for people like us. Geographically, we are based in Warsaw; realistically, we are present all over the...Who we are:
We are the team behind the new iGaming brand. We are burning with the idea to change the rules of iGaming market and we are looking for people like us. Geographically, we are based in Warsaw; realistically, we are present all over the world.
We are looking for daring and crazy people. Those who are fanatical about the idea of creating something different from the mass of products on the market. Those who are looking for not just a job, but an opportunity to realize their personal and professional ambitions. Those who want to create something they will be proud of for the rest of their lives.
Our mission:
To prove that a casino can be different
Requirements:
β English proficiency at B2 level or higher
β Minimum 6 months of experience in customer support within the iGaming or betting industry
β Strong integrity and a high level of honesty
β Proactive mindset with a hands-on attitude
β Demonstrated sense of responsibility and teamwork skills
β Ability to perform under pressure and communicate effectively
β Genuine interest in customer support and client satisfaction
β Willingness to work rotating shifts, including 1β2 night shifts per week
β Open and positive attitude towards the gambling industry
Responsibilities:
β Handle a high volume of live chats and communication via other digital channels
β Deliver accurate, clear, and helpful responses to customer inquiries
β Adhere to internal communication procedures, standards, and policies
β Document customer interactions to support cross-functional collaboration with other departments
β Resolve customer complaints effectively and professionally within established SLAs and timeframes
Why this is a unique opportunity:
β Being at the origins of the company means being the main beneficiary of the development of our common brainchild: both in terms of career growth and finances (we are initially building a brand with capitalization)
β Realizing your personal ambitions is possible only in an environment of active and aggressive growth - not in the bureaucracy of an established company
β The opportunity to do something you will be proud of your whole life - we are looking for partners, not employees who share our common vision.If our vision resonates with you, you feel we match in values, and in our case 1+1 = 11, write soon - the best should work with the best!
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Β· 17 views Β· 6 applications Β· 6h
Senior Data Scientist
Full Remote Β· Worldwide Β· 5 years of experience Β· Upper-IntermediateAbout the Client: Weβre hiring on behalf of a fast-growing startup in the eCommerce & AI space. Their product helps Amazon and Shopify sellers optimize pricing and promotions using advanced machine learning and experimentation. The team works in a...About the Client:
Weβre hiring on behalf of a fast-growing startup in the eCommerce & AI space. Their product helps Amazon and Shopify sellers optimize pricing and promotions using advanced machine learning and experimentation. The team works in a high-data, fast-paced environment and is looking for a Senior Data Scientist to lead critical R&D initiatives and shape the future of their data-driven product.
What Youβll Do:
- Design, build, and evaluate machine learning models for forecasting, price optimization, and recommendation systems.
- Work closely with Product and Engineering teams to turn raw data into insights and data products.
- Prototype and test new approaches, especially in Time Series Forecasting and multimodal ML.
- Lead and mentor a small data team (including Data Scientists, Analysts, and Engineers).
- Translate complex models into actionable insights and simple business language.
- Conduct user interviews and communicate findings to stakeholders.
- Take part in setting data science strategy, experimentation frameworks, and MLOps practices.
Must-Have:
- 5+ years of experience in Data Science or a related field.
- Strong SQL skills for data manipulation and extraction.
- Advanced Python skills β you write clean, modular, and reusable code.
- Deep understanding of scientific Python stack: NumPy, pandas, scikit-learn, plus Keras/TensorFlow or PyTorch.
- Solid mathematical background (ideally CS or applied mathematics).
- Experience with Time Series Forecasting models.
- 3+ years working with tabular and mixed (multimodal) data β e.g. structured data + text, audio, or images.
- Upper-intermediate or higher English for cross-team communication and client-facing research.
Nice-to-Have:
- Hands-on experience with Reinforcement Learning.
- Experience with A/B testing and statistical testing methodologies.
- Familiarity with MLOps practices (e.g. model versioning, pipelines, monitoring).
Whatβs in It for You:
- Remote-first environment with flexible hours.
- Impactful role in a growing startup with global clients.
- Fast-paced, product-centric culture where ideas are heard and valued.
- Opportunity to shape the data science culture from the ground up.
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Β· 8 views Β· 0 applications Β· 6h
Executive Operations Specialist
Office Work Β· Ukraine (Kyiv) Β· 1 year of experience Β· Advanced/FluentFull-time | Kyiv | Office based & hybrid - Stepana Bandera Avenue 13B New Vision Agency is a Ukrainian-American company that specializes in Building Information Modeling (BIM) and Virtual Design and Construction (VDC) services. We help U.S.-based...Full-time | Kyiv | Office based & hybrid - Stepana Bandera Avenue 13B
New Vision Agency is a Ukrainian-American company that specializes in Building Information Modeling (BIM) and Virtual Design and Construction (VDC) services. We help U.S.-based construction and architecture firms digitize their projects by creating highly accurate 3D models and visual documentation.
Our team includes experienced architects, modelers, and project managers who work on complex projects for the U.S. market. We are growing steadily and currently expanding our administrative team. We're looking for an Executive Assistant who will become a reliable support for our executive management and ensure smooth internal coordination.
Responsibilities:
- Manage the executiveβs calendar: schedule meetings, calls, reminders
- Prepare internal documentation, reports, presentations
- Prioritize tasks and monitor progress on key assignments
- Conduct basic research and collect data when needed
- Coordinate internal communication between departments
- Assist with business correspondence and follow-ups (primarily in English)
- Support the executive in day-to-day administrative tasks
- Organize logistics for meetings, events, and travel if needed
Requirements:
- Full-time availability, based in Kyiv, willing to work from our office
- Advanced English level β both written and spoken
- Strong communication, planning, and organizational skills
- Analytical thinking and attention to detail
- Previous experience in similar roles (Executive Assistant, Administrative Assistant, Business Assistant, or Project Coordinator)
- Experience working with international teams or U.S.-based clients is a plus
- Familiarity with marketing or sales tools (basic level) is an advantage
What we offer:
- A full-time position in a stable and growing international company
- A professional environment with a clear management structure
- Opportunity to grow into a higher operational or project role
- Competitive compensation, based on experience and qualifications
- Work with a team of professionals who value initiative, structure, and transparency
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Β· 20 views Β· 3 applications Β· 6h
Software Architect
Full Remote Β· Worldwide Β· Product Β· 8 years of experienceFAVBET 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.Key Responsibilities
Architecture Design
- Design and define the architecture for systems, solutions, and domains across multiple projects.
- Develop end-to-end architectural designs, including integration patterns, data flows, infrastructure requirements, and service boundaries.
- Collaborate with business stakeholders to ensure solutions meet functional and non-functional requirements (scalability, performance, security, and maintainability).
- Define the high-level roadmap for system evolution, including new technology adoption and legacy system transformation.
Technical Strategy and Alignment
- Ensure alignment with the organizationβs overall architecture strategy and technology vision.
- Identify gaps between current and desired states and propose architectural solutions to bridge those gaps.
- Contribute to the organizationβs long-term technical strategy, focusing on digital transformation and technology modernization.
Collaboration and Guidance
- Partner with Business Analysts and Development Teams to translate business requirements into feasible technical solutions.
- Provide technical leadership and mentorship to developers and tech leads.
- Lead technical discussions on architecture, design patterns, and technology selection, ensuring alignment across teams.
- Support teams in solving complex technical problems and conducting code reviews.
- Work closely with developers to ensure solutions are implemented according to the architecture.
Governance and Best Practices
- Establish and enforce architecture standards, design principles, and best practices for software development, integration, and system reliability.
- Perform design and code reviews, ensuring adherence to security, performance, and scalability requirements.
- Ensure compliance with industry regulations, security standards, and internal governance policies.
Non-Functional System Ownership and Quality
- Ensure key non-functional requirements (NFRs) are addressed, including scalability, performance, reliability, availability, and security.
- Drive automation, continuous integration/continuous delivery (CI/CD) practices, and infrastructure-as-code principles.
- Lead efforts to optimize application performance and scalability across cloud and on-premise environments.
System Integration and Interoperability
- Define and implement integration patterns, ensuring seamless communication between internal and external systems.
- Ensure systems are designed to support future growth and integrations with third-party solutions.
- Maintain a focus on API-driven architecture and microservices where applicable.
Documentation and Communication
- Maintain comprehensive technical documentation, including architectural diagrams, data flow designs, and API specifications.
- Communicate architecture decisions, trade-offs, and risks effectively to both technical and non-technical stakeholders.
- Present architecture updates and recommendations to senior management and other architecture teams.
Requirements
- 8+ years in the IT industry, engineering;
- 4+ years of experience in software architecture and system design.
- Deep understanding of system architecture patterns (e.g., microservices, monolithic, serverless, event- driven).
- Hands-on experience with cloud-native architectures and platforms (e.g., AWS, Azure, GCP).
- Proficient in modern functional programming languages (at least one of the following: Erlang/Elixir, Scala, Clojure, Rust, etc.).
- Strong knowledge of databases (SQL, NoSQL) and data architecture.
- Familiarity with DevOps principles, CI/CD pipelines, and infrastructure as code (e.g., Terraform, Kubernetes)
- Demonstrated success in aligning architecture with business goals and enabling organizational growth.
- Expertise in identifying and mitigating scalability, reliability, and performance bottlenecks.
- Skilled in managing technical debt while balancing immediate and long-term business needs.
- Exceptional interpersonal and communication skills, with the ability to:
- Simplify complex technical concepts for non-technical stakeholders.
- Collaborate effectively across engineering, product, and business teams.
- Foster a culture of innovation, technical excellence, and collaboration.
- Experience with risk assessment and mitigation in complex systems
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Β· 5 views Β· 0 applications Β· 6h
Senior Java Full Stack Developer
Full Remote Β· Ukraine Β· 7 years of experience Β· Upper-IntermediateProject Description: Since 2005, our Client has empowered financial professionals by blending traditional financial wisdom with fintech innovation, focusing on efficiency, enhanced risk management, and strategic growth. As a trusted partner, we deliver...Project Description:
Since 2005, our Client has empowered financial professionals by blending traditional financial wisdom with fintech innovation, focusing on efficiency, enhanced risk management, and strategic growth.
As a trusted partner, we deliver risk and wealth management solutions to leading global private banks, wealth and asset managers, family offices, investment banks and CCPs.Responsibilities:
Join an existing team to enhance and maintain the existing products and continuously increase their modularity, security and scalability. Implement new features and fix bugs reported by our existing clients.
Mandatory Skills Description:
- 7+ years of professional work experience (post-graduation) and STEM degree
- Java 14 - 21, Spring Boot, JUnit
- Docker, Maven, Jenkins, Git
- intermediate level in React
- can-do attitude
- able to work autonomously and efficiently with legacy code, convoluted configurations, outdated documentations
- have excellent communication skills to challenge conflicting and/or unclear client requirementsNice-to-Have Skills Description:
- ZK framework
- JasperReports- Languages:
- English: B2 Upper Intermediate
- Ukrainian: C2 Proficient
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Β· 23 views Β· 0 applications Β· 5h
Senior Quantitative Researcher
Full Remote Β· EU Β· Product Β· 2 years of experience Β· Upper-IntermediateAbout Wintermute: Wintermute is a leading algorithmic trading firm specializing in digital assets. We provide liquidity across 500+ crypto exchanges, OTC, and DeFi platforms. Join us to solve complex problems in a fast-paced, innovative environment driven...About Wintermute:
Wintermute is a leading algorithmic trading firm specializing in digital assets. We provide liquidity across 500+ crypto exchanges, OTC, and DeFi platforms. Join us to solve complex problems in a fast-paced, innovative environment driven by technology and market expertise.Responsibilities:
- Design & implement high-frequency/low-latency trading strategies
- Develop predictive models for crypto market microstructure
- Optimize execution algorithms for CEXs and DEXs
- Conduct deep-dive analysis of blockchain data (e.g., MEV, mempool dynamics)
- Collaborate with traders and developers to deploy strategies
Requirements:
- 2+ years quant research experience (crypto/tradFi preferred)
- PhD/MSc in Math, Physics, CS, Statistics, or related field
- Mastery of Python/C++ and data analysis (Pandas, NumPy)
- Proven track record in strategy development
- Deep understanding of blockchain mechanics & DeFi protocols
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Β· 18 views Β· 7 applications Β· 5h
Business Analyst
Ukraine Β· 3 years of experience Β· Upper-IntermediateWeβre seeking a driven and detail-oriented Business Analyst to support one of our new projects. This role is pivotal to ensuring successful project delivery through thorough business analysis and continuous collaboration with cross-functional teams. Itβs...Weβre seeking a driven and detail-oriented Business Analyst to support one of our new projects. This role is pivotal to ensuring successful project delivery through thorough business analysis and continuous collaboration with cross-functional teams. Itβs an excellent opportunity for someone who thrives in a fast-paced environment, is confident in client-facing interactions, and brings strong analytical skills to digital product development.
Responsibilities
- Lead product discovery processes to uncover client pain points, business needs, and end-user requirements.
- Perform market research and competitor analysis to inform solution design and validate demand.
- Collaborate with UX/UI and Tech teams to align early-stage concepts with feasible technical solutions.
- Define digital solutions, formulate product vision, and break down scope into actionable deliverables.
- Conduct stakeholder interviews and workshops to gather and analyze requirements.
- Translate business needs into clear, structured documentation (SRS, user stories, diagrams, DoD, etc.).
- Act as the primary liaison between business stakeholders and development teams.
- Support product design by working closely with UX/UI on user journeys, flows, and wireframes.
- Collaborate with the marketing team to align product features with go-to-market and launch strategies.
- Identify and mitigate project risks, manage project scope, and ensure delivery is aligned with the roadmap.
- Track performance metrics, validate hypotheses, and refine features based on real user data and feedback.
- Facilitate project ceremonies and ensure ongoing alignment across cross-functional teams.
Requirements
- At least 3 years of experience in digital product development as a Business Analyst, Product Owner, or similar role.
- Demonstrated experience with pre-sales activities or early-stage client engagement is a strong advantage.
- Proficient in business communication, stakeholder management, and collaborative problem-solving.
- Comfortable leading initiatives independently and working across multidisciplinary teams.
- Strong understanding of Agile methodologies and SDLC practices.
- Experience with product discovery, user research, and delivery from concept to launch.
- Upper-Intermediate (B2) or higher level of English is a must.
Nice to Have
- Background in complex, highly regulated, or data-intensive industries
- Demonstrated interest and practical mindset for adopting AI tools and technologies to improve business analysis, productivity, or client solutions.
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Β· 19 views Β· 6 applications Β· 5h
Senior/Middle Full Stack Developer (React+Java)
Full Remote Β· Ukraine Β· 4 years of experience Β· Upper-IntermediateDescription We are currently looking for a Senior Full Stack Developer with over 5 years of experience with a strong focus on frontend development (approximately 70%) and solid backend expertise (30%). This role is ideal for someone who enjoys building...Description
We are currently looking for a Senior Full Stack Developer with over 5 years of experience with a strong focus on frontend development (approximately 70%) and solid backend expertise (30%). This role is ideal for someone who enjoys building user-facing applications while also contributing to the backend logic and infrastructure that powers them.
You will be part of a collaborative, international team responsible for developing scalable application that consume large volumes of data, designing and implementing APIs, and optimizing cloud-based architectures. Youβll also work closely with designers, product managers, and other engineers to deliver intuitive and efficient solutions within a modern Agile environment.
Your Responsibilities- Design and develop dynamic, high-performing user interfaces using JavaScript, TypeScript, and React.
- Implement and maintain frontend component libraries with Material UI.
- Write clean, testable code and ensure reliability with Jest and modern bundling tools like Webpack or Vite.
- Contribute to backend development using Java (21+), with Spring Boot, Spring MVC, Spring REST, and Spring Data.
- Work with PostgreSQL to support data-driven application features.
- Utilize AWS services to design scalable, cloud-native solutions and take responsibility for production setups, including monitoring and deployment.
- Ensure API compatibility and contribute to unifying system interfaces.
- Participating in code reviews, and planning sessions.
- Stay up to date with emerging technologies and continuously improve product quality and team performance.
Requirements- 5+ years of experience in full stack development.
- Strong hands-on experience with JavaScript and TypeScript.
- Proven expertise in building modern frontend applications using React and Material UI.
- Proficiency in using Jest for unit testing and familiarity with modern build tools like Webpack and Vite.
- Solid knowledge of Java 21+ and the Spring framework (including Boot, MVC, REST, and Data).
- Proficiency in SQL and experience working with PostgreSQL or similar relational databases.
- Familiarity with AWS services and deploying applications in a cloud environment.
- Experience working in teams with cross-functional collaboration.
- Strong communication skills, responsibility, and a proactive attitude.
- Upper-intermediate level of English or higher (both written and spoken)
What We Offer- A fully remote work environment.
- Opportunities to work with modern technologies and contribute to complex, impactful project.
- A collaborative international team with flat hierarchies and open communication.
- Space to grow professionally, share your ideas, and take ownership of features.
About the ClientOur client is a fast-growing digital company headquartered in Berlin, Germany, with offices on three continents and a team of over 300 employees. Since 2008, the company has been helping retailers connect with local customers by combining the benefits of online engagement with offline shopping experiences.
They are one of Europeβs leading mobile-first platforms, operating high-traffic websites in multiple countries and working with major global retailers. Innovation, creativity, and a passion for technology are at the heart of their international and dynamic team.
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Β· 42 views Β· 11 applications Β· 5h
IT developer (Front End) UA Product
Full Remote Β· Worldwide Β· Product Β· 2 years of experience Β· IntermediateJoin our vibrant and passionate team dedicated to revolutionizing the travel industry. We're a forward-thinking company with an in-house development team focused on creating innovative solutions that directly impact our product's functionality and user...Join our vibrant and passionate team dedicated to revolutionizing the travel industry. We're a forward-thinking company with an in-house development team focused on creating innovative solutions that directly impact our product's functionality and user experience. Our product has a global reach, used by customers across 17 diverse countries.
We're seeking a motivated teammate for our Front-End Team who's not just skilled but also deeply enthusiastic about the travel sector. As a key member of our small yet highly ambitious team, you'll have the unique opportunity to shape our proprietary IT product. This role isn't about merely coding; it's about influencing the very core of how our system is built and how it delivers an unparalleled experience to our users.
Requirements: Strong jQuery knowledge, PHP 7.4 - 8 (Symfony 1.4 + Doctrine 1.2)
Technology Stacks: Proficiency in PHP 7.4+, Symfony 1.4 (modified), Doctrine 1.2, MySQL, Redis, XML, JSON, and JavaScript (jQuery).
Version Control: Strong familiarity with Git for efficient collaborative development.
Project Management: Experience with YouTrack or similar project management tools.
Protocols & Technologies: Solid understanding of SOAP and familiarity with Linux will be highly advantageous.
Preferred Skills: Knowledge and ability to work with Linux (nginx, php-fpm, docker)
advantageous.
Prior collaboration with travel industry stakeholders like tour operators, travel agents, hotels, and airlines.
Why Join Us:
Impact: You'll directly influence our product's trajectory and evolution, contributing to its success and user satisfaction.
Global Reach: Work on a product used across 17 countries, broadening your exposure to diverse market needs and trends.
Innovation: Join a dynamic team that values innovation, creativity, and continuous improvement.
Career Growth: Opportunities for personal and professional development in a supportive environment.
Note: If you're passionate about travel and tech and meet the above requirements, we'd love to hear from you. This is a fantastic chance to blend your technical expertise with your love for the travel industry, shaping the future of travel technology.
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Β· 30 views Β· 1 application Β· 5h
DeFi Developer
Full Remote Β· EU Β· Product Β· 1 year of experience Β· Upper-IntermediateAbout Wintermute Wintermute is a leading algorithmic trading firm specializing in digital assets and decentralized finance. We provide liquidity across 80+ crypto exchanges and ecosystems, driving efficiency in blockchain markets. Our team thrives on...About Wintermute
Wintermute is a leading algorithmic trading firm specializing in digital assets and decentralized finance. We provide liquidity across 80+ crypto exchanges and ecosystems, driving efficiency in blockchain markets. Our team thrives on innovation, cutting-edge technology, and a passion for reshaping finance through DeFi.
Role Overview
We seek a talented DeFi Developer to architect, build, and optimize decentralized trading systems and infrastructure. Youβll work directly with our trading and research teams to create robust smart contracts, integrate DeFi protocols, and enhance our algorithmic strategies in fast-evolving markets.
Key Responsibilities- Design, develop, and audit secure smart contracts (Solidity/Vyper) for DeFi applications.
- Build and maintain backend systems interacting with Ethereum, L2s (Optimism, Arbitrum), and cross-chain protocols.
- Integrate and optimize interactions with DEXs (Uniswap, Curve), lending protocols (Aave, Compound), and oracles.
- Implement gas-efficient solutions and contribute to MEV strategies.
- Collaborate on system architecture for scalability, security, and real-time performance.
- Monitor and troubleshoot on-chain activity and protocol upgrades.
Requirements - Proven experience in DeFi development: smart contracts, Web3.js/ethers.js, and EVM-compatible chains.
- Expertise in Solidity, security best practices, and auditing (e.g., experience with Foundry/Hardhat).
- Proficiency in Python, TypeScript, or Go for backend integration.
- Deep understanding of DeFi mechanics (AMMs, liquidity provisioning, derivatives).
- Familiarity with subgraphs, The Graph, and data indexing.
- Ability to work autonomously in a remote, fast-paced environment.
- Strong communication skills (English).
Preferred Qualifications- Contributions to open-source DeFi projects or GitHub portfolio.
- Experience with zk-Rollups, Cosmos SDK, or other L1/L2 ecosystems.
- Background in algorithmic trading or quantitative finance.
- Knowledge of AWS/GCP infrastructure.
What We Offer- Fully remote work with flexible hours.
- Opportunity to shape the future of DeFi alongside industry pioneers.
- Access to cutting-edge tools, resources, and a collaborative engineering culture.
- Token-based incentives and professional development support.
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Β· 8 views Β· 0 applications Β· 5h
Quantitative Research Data Analyst
Full Remote Β· Ukraine Β· 3 years of experience Β· Advanced/FluentWhat makes you a great fit: 3+ years of experience in quantitative research, preferably in an agency, insights team, or analytics role. Deep understanding of questionnaire logic, survey flow, and data cleaning/processing. Proven track record in advanced...What makes you a great fit:
- 3+ years of experience in quantitative research, preferably in an agency, insights team, or analytics role.
- Deep understanding of questionnaire logic, survey flow, and data cleaning/processing.
- Proven track record in advanced statistical analysis of survey data.
- Strong eye for data quality and integrity, with experience identifying suspicious patterns or poor-quality responses.
- Fluent in written and spoken English β youβll be speaking directly with clients.
- Excellent communicator, capable of creating impactful narratives from data.
- Bonus: familiarity with R, Python, or survey platforms (like Decipher, Qualtrics, Confirmit).
Your day-to-day in this position:
- Lead the technical analysis and validation of augmented synthetic samples vs. traditionally collected samples.
- Support the implementation and integration of AI-generated respondents into real-world quantitative studies.
- Review questionnaires and survey structure, advising on logic and data processing best practices.
- Detect and flag data quality issues, including fraudulent or inconsistent responses.
- Conduct advanced analyses using tools such as: Regression models (linear, logistic), Driver analysis, MaxDiff and TURF, Conjoint analysis (CBC, ACBC), Segmentation and clustering, Factor and principal component analysis, Significance testing (t-tests, ANOVA, chi-square).
- Translate complex results into simple, compelling stories for internal stakeholders and client presentations.
- Collaborate closely with product, data science, and customer-facing teams to ensure the scientific robustness of Fairgenβs solutions.
- Present findings to clients β in writing, in person, or via Zoom β in clear, confident, and fluent English.
What makes this project exciting:
This platform harnesses generative AI and synthetic data to elevate the field of market research. It brings unique tools that improve data reliability for hard-to-reach or underrepresented groups and efficiently identify fraudulent survey responses. The platform empowers research teams to modernize data collection by generating synthetic samples and automating report creation, allowing for deeper, more granular insights into fields like consumer behavior and political trends. Its innovative approach showcases the transformative potential of AI to enhance data quality and accuracy, making data-driven research faster, more reliable, and more inclusive.
Why work with us?
- People-oriented management without bureaucracy
- The friendly climate inside the company is confirmed by the frequent comeback of previous employees
- Flexible working schedule
- 29 paid time off (18 working days per year, plus 11 days β all national holidays)
- 10 sick leave days
- Full financial and legal support for private entrepreneurs
- Free English classes with native speakers or with Ukrainian teachers (for your choice)
- Dedicated HR
Our next steps:
β Intro call with a Recruiter β β Client intro interview β β Tech interview β β Final client interview β β Offer
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Β· 27 views Β· 2 applications Β· 5h
Community Manager
Full Remote Β· EU Β· Product Β· 2 years of experience Β· Upper-IntermediateAbout Wintermute: Wintermute is a leading algorithmic trading firm specializing in digital assets. We leverage cutting-edge technology to provide liquidity across global cryptocurrency markets, driving efficiency and innovation in the blockchain...About Wintermute:
Wintermute is a leading algorithmic trading firm specializing in digital assets. We leverage cutting-edge technology to provide liquidity across global cryptocurrency markets, driving efficiency and innovation in the blockchain ecosystem. Join our mission to shape the future of finance in a dynamic, collaborative environment.
Role Overview:
As a Community Manager, youβll be the voice of Wintermute across digital platforms, fostering engagement, trust, and growth within our global community. Youβll strategize and execute initiatives to strengthen our brand presence, support users, and amplify our vision for decentralized finance.
Key Responsibilities:- Develop and implement community engagement strategies across social media (Twitter, LinkedIn, Telegram, Discord, Reddit) and Wintermute-owned channels.
- Monitor, moderate, and respond to community conversations, feedback, and inquiries in real-time.
- Collaborate with marketing, product, and support teams to align community initiatives with company goals.
- Create compelling content (announcements, AMAs, educational materials) to inform and excite the community.
- Track and report on community KPIs (sentiment, growth, engagement) to optimize strategies.
- Identify and nurture relationships with key stakeholders (influencers, partners, advocates).
- Proactively address community concerns and mitigate reputational risks.
Requirements: - 2+ years of experience in community management, social media, or marketing, preferably in crypto/fintech.
- Deep understanding of cryptocurrency/DeFi communities, trends, and platforms.
- Exceptional written and verbal English communication skills; multilingual is a plus.
- Proficiency with analytics tools (Google Analytics, social listening platforms) and community software (Discord, Telegram).
- Ability to work autonomously across time zones in a fast-paced, remote environment.
- Passion for blockchain technology and Wintermuteβs mission.
What We Offer: - Fully remote role with flexible hours.
- Competitive salary + performance bonuses.
- Token incentives and profit-sharing opportunities.
- Professional development budget.
- Collaborative culture with industry pioneers
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Β· 28 views Β· 3 applications Β· 5h
Middle-middle strong Business Analyst
Full Remote Β· Ukraine Β· 2 years of experience Β· Upper-IntermediateOur mission at Geniusee is to help businesses thrive through tech partnership and strengthen the engineering community by sharing knowledge and creating opportunities We care about Trust, Partnership, Transparency, and Responsibility. We offer a safe,...Our mission at Geniusee is to help businesses thrive through tech partnership and strengthen the engineering community by sharing knowledge and creating opportunitiesπΏ
We care about Trust, Partnership, Transparency, and Responsibility. We offer a safe, inclusive and productive environment for all team members, and weβre always open to feedbackπ If you want to work from home or work in the offices in Kyiv, Lviv or Warsaw with stable electricity and Wi-Fi , great β apply right nowWeβre looking for a Middle Business Analyst to strengthen our BA department and support various upcoming projects across different domains. This role involves both product- and project-based collaboration, providing an opportunity to join initiatives at various stages, from discovery to delivery.
Requirements:β 2β4 years of experience as a Business Analyst in IT, preferably across at least two business domains.
β Solid understanding of software development lifecycle and key BA processes.
β Proven experience in planning and conducting elicitation activities (e.g., interviews, workshops, document analysis, surveys).
β Ability to explore and analyze the market, domain, and evolving system to provide valuable context-specific insights.
β Strong skills in stakeholder management, including expectation setting, negotiation, and relationship building.
β Experience in defining and documenting functional and non-functional requirements in multiple formats: user stories, acceptance criteria, use cases, BPMN/UML diagrams, wireframes, etc.
β Ability to decompose complex requirements into smaller, clear, and manageable parts suitable for different audiences (tech/business).
β Confident in change management processes: identifying, assessing, and handling changing requirements.
β Experience in gap analysis and defining βas-isβ and βto-beβ states of systems or business processes.
β Proficiency in using visualization and modeling tools to support requirement communication and validation.
β Strong collaboration with cross-functional teams: developers, QAs, designers, and project managers.
β Ability to determine the business value of solution options to support informed stakeholder decisions.
β Participation in business acceptance testing and post-delivery validation.
β Experience in internal BA community contributions: mentoring, interviewing, and knowledge sharing.
β English level: Upper-Intermediate (B2) or higher.Responsibilities:
β Perform business analysis activities throughout the full software development lifecycle.
β Identify and clarify business needs, opportunities, and challenges with stakeholders.
β Prepare and maintain clear, structured, and comprehensive documentation.
β Facilitate requirement validation sessions with stakeholders and the delivery team.
β Ensure consistent communication and shared understanding of project scope and requirements.
β Continuously monitor changes and align the solution with business goals.
β Contribute to internal process improvements and support the BA knowledge base within the company.Nice to have:
β Experience in presales activities.What will you get:
β Competitive salary and good compensation package;
β Exciting, challenging and stable startup projects with a modern stack;
β Corporate English course;
β Ability to practice English and communication skills through permanent interaction with clients from all over the world;
β Professional study compensation, online courses and certifications;
β Career development opportunity, semi-annual and annual salary review process;
β Necessary equipment to perform work tasks;
β VIP medical insurance or sports coverage;
β Informal and friendly atmosphere;
β The ability to focus on your work: a lack of bureaucracy and micromanagement;
β Flexible working hours (start your day between 8:00 and 11:30);
β Team buildings, corporate events;
β Paid vacation (18 working days) and sick leaves;
β Cozy offices in 2 cities ( Kyiv & Lviv ) with electricity and Wi-Fi ( Generator & Starlink )
β Compensation for coworking (except for employees from Kyiv and Lviv)
β Corporate lunch + soft skills clubs
β Unlimited work from home from anywhere in the world (remote);
β Geniusee has its own charity fund.Reasons you will love working at Geniusee:
More
β Employee-friendly working conditions
One of Geniuseeβs core values is treating each team member like a trusted partner. You get to choose your work environment because you know yourself best.
β Teamwork beats distance
We put effort into maintaining a happy, friendly atmosphere within the team. We see each other at team meetups, workshops, G-talks, marathons, and other events.
β Excellent tools and equipment
You donβt have to worry about your work gear, Geniusee will provide you with high-quality hardware appropriate for your job description.
Your Geniusee Career Growth:
β 360-degree feedback β a process through which feedback from an employeeβs. subordinates, colleagues, and supervisor, as well as a self-evaluation by the employee themselves, is gathered.
β Evaluation β time to talk with an expert. Together, you will assess the progress you have achieved.
β Navigation β summarize your review with a manager and define your future goals.