Jobs at Djinni

Who are we looking for?

We are looking for an "independent fighting unit" who is ready to join our Team and start working together on our projects.

Tasks?

Your tasks will focus on the skills and expectations listed below and the use of new approaches and technologies.

Why did the job open?

We want to invite a new specialist to the company's staff due to the increase in the number of projects and the opening of a branch.

We are looking for a candidate with:

•  Upper-intermediate or higher level of English;

•  Strong consulting and communication skills, capable of presenting and explaining complex technical topics to both business executives and technical teams;

•  Over 2 years of experience in Dynamics 365 CRM/Customer Engagement (Sales) implementation;

•  Experience in other CE applications (such as Customer Service, Field Service, Marketing) is a plus;

•  Familiarity with Power Platform LowCode/NoCode development (Dataverse tables, simple workflows/cloud flows, BPF, forms, business rules, security role configuration);

•  Basic experience with Power BI & Power Query is an advantage;

•  Certifications in Dynamics 365, Azure, or Power Platform are a plus.

Key responsibilities:

•  Participate in workshops with customers and business analysts to gather requirements;

•  Consult clients on Power Platform implementation and best practices;

•  Design and build low-code/no-code components on Power Platform or enhance existing solutions;

•  Collaborate with Project Management to ensure project stays within scope, budget, and timeline;

•  Participate in User Acceptance Testing;

•  Provide technical and functional support to customers after solution go-live;

•  Contribute to marketing and pre-sales activities.

About us:
Data Science UA is a service company with strong data science and AI expertise. Our journey began in 2016 with uniting top AI talents and organizing the first Data Science tech conference in Kyiv. Over the past 9 years, we have diligently fostered one of the largest Data Science & AI communities in Europe.
 

About the client:
Our client is an IT company that develops technological solutions and products to help companies reach their full potential and meet the needs of their users. The team comprises over 600 specialists in IT and Digital, with solid expertise in various technology stacks necessary for creating complex solutions.
 

About the role:
We are looking for an experienced Senior Data Scientist / NLP Lead to spearhead the development of cutting-edge natural language processing solutions for the Ukrainian LLM project. You will lead the NLP team in designing, implementing, and deploying large-scale language models and NLP algorithms that power the products.

This role is critical to the mission of advancing AI in the Ukrainian language context, and offers the opportunity to drive technical decisions, mentor a team of data scientists, and shape the future of AI capabilities in Ukraine.
 

Requirements:
Education & Experience:
- 5+ years of experience in data science or machine learning, with a strong focus on NLP.
- Proven track record of developing and deploying NLP or ML models at scale in production environments.
- An advanced degree (Master’s or PhD) in Computer Science, Computational Linguistics, Machine Learning, or a related field is highly preferred.

NLP Expertise:
- Deep understanding of natural language processing techniques and algorithms.
- Hands-on experience with modern NLP approaches, including embedding models, text classification, sequence tagging (NER), and transformers/LLMs.
- Deep understanding of transformer architectures and knowledge of LLM training and fine-tuning techniques, hands-on experience developing solutions on LLM, and knowledge of linguistic nuances in Ukrainian or other languages.

Advanced NLP/ML Techniques:
- Experience with evaluation metrics for language models (perplexity, BLEU, ROUGE, etc.) and with techniques for model optimization (quantization, knowledge distillation) to improve efficiency.
- Background in information retrieval or RAG (Retrieval-Augmented Generation) is a plus for building systems that augment LLMs with external knowledge.
ML & Programming Skills:
- Proficiency in Python and common data science libraries (pandas, NumPy, scikit-learn).
- Strong experience with deep learning frameworks such as PyTorch or TensorFlow for building NLP models.
- Ability to write efficient, clean code and debug complex model issues.

Data & Analytics:
- Solid understanding of data analytics and statistics.
- Experience in experimental design, A/B testing, and statistical hypothesis testing to evaluate model performance.
- Experience on how to build a representative benchmarking framework given business requirements for LLM.
- Comfortable working with large datasets, writing complex SQL queries, and using data visualization to inform decisions.

Deployment & Tools:
- Experience deploying machine learning models in production (e.g., using REST APIs or batch pipelines) and integrating with real-world applications.
- Familiarity with MLOps concepts and tools (version control for models/data, CI/CD for ML).
- Experience with cloud platforms (AWS, GCP or Azure) and big data technologies (Spark, Hadoop) for scaling data processing or model training is a plus.
- Hands-on experience with containerization (Docker) and orchestration (Kubernetes) for ML, as well as ML workflow tools (MLflow, Airflow).
Leadership & Communication:
- Demonstrated ability to lead technical projects and mentor junior team members.
- Strong communication skills to convey complex ML results to non-technical stakeholders and to document methodologies clearly.

Responsibilities:
- Lead end-to-end development of NLP and LLM models - from data exploration and model prototyping to validation and production deployment. This includes designing novel model architectures or fine-tuning state-of-the-art transformer models (e.g., BERT, GPT) to solve project-specific language tasks.
- Analyze large text datasets (Ukrainian and multilingual corpora) to extract insights and build robust training datasets.
- Guide data collection and annotation efforts to ensure high-quality data for model training.
- Develop and implement NLP algorithms for a range of tasks such as text classification, named entity recognition, semantic search, and conversational AI.
- Stay up-to-date with the latest research to apply transformer-based models, embeddings, and other modern NLP techniques in the solutions.
- Establish evaluation metrics and validation frameworks for model performance, including accuracy, factuality, and bias.
- Design A/B tests and statistical experiments to compare model variants and validate improvements.
- Deploy and integrate NLP models into production systems in collaboration with engineers - ensuring models are scalable, efficient, and well-monitored in a real-world setting.
- Optimize model inference and troubleshoot issues such as model drift or data pipeline bottlenecks.
- Provide technical leadership and mentorship to the NLP/ML team.
- Review code and research, uphold best practices in ML (version control, reproducibility, documentation), and foster a culture of continuous learning and innovation.
- Collaborate cross-functionally with product managers, software engineers, and MLOps engineers to align NLP solutions with product goals and infrastructure capabilities.
- Communicate complex data science concepts to stakeholders and incorporate their feedback into model development.

The company offers:
- Competitive salary.
- Equity options in a fast-growing AI company.
- Remote-friendly work culture.
- Opportunity to shape a product at the intersection of AI and human productivity.
- Work with a passionate, senior team building cutting-edge tech for real-world business use.

Job description

Infineon’s Power System IC (PSI) Software Development team is seeking a Principal Firmware Engineer to contribute to the design and development of embedded firmware for our advanced DC/DC power conversion ICs. If you have a strong foundation in embedded systems programming and are eager to learn and grow your skills, we’d love to hear from you. Apply now and join us in Lviv!

In this role, you will create control firmware for a family of MCU-based digital power controllers for various DC/DC power supply topologies. This will enable real-time control, configuration, and communication with external systems through serial protocols such as I2C, PMBus and UART.

In your new role, you will:
 

• Write and test embedded firmware for power IC applications using C
• Implement real-time control and configuration firmware for embedded systems
• Interface with serial communication protocols such as I2C, PMBus, and UART
• Conduct firmware development for peripherals such as ADC, DAC and communication interfaces
• Assist in debugging and validating embedded firmware with mixed-signal hardware in a lab environment
• Collaborate with hardware and software engineers to ensure seamless functionality
• Create and maintain documentation, including feature descriptions, user guides, and firmware design specifications
• Contribute to new ideas for firmware improvements and participate in code reviews to maintain quality standards

Your profile
You are a hands-on engineer with a strong interest in embedded firmware development. You coordinate effectively with colleagues, share insights proactively, and take initiative to overcome technical challenges. You have high standards and a commitment to continuous improvement.

You are best equipped for this task if you have:
 

• A bachelor’s or master’s degree in electrical engineering, Computer Science or similar
• At least 3 years of experience in embedded firmware development
• Experience in DC-DC power conversion systems, with basic understanding of mixed-signal systems (good to have)
• Proficiency in C programming for embedded systems, and familiarity with Python is a plus
• Familiarity with serial communication protocols such as I2C, UART, or PMBus and experience debugging firmware with hardware circuits
• Familiarity with version control systems (e.g., GIT) and debugging tools (e.g., JTAG) and bug tracking systems like JIRA is a plus
• Knowledge of bare-metal, RTOS environments, and device drivers is a plus
• Strong problem-solving and collaboration skills, as well as good communication skills in English

Please send us your CV in English

We invite a motivated Junior/Strong Junior Blockchain Developer to join our team!💡
If you have hands-on experience with Solidity, a solid understanding of the Ethereum ecosystem, and at least 6 months of practical development, we’d be happy to see you grow with us. For this role, genuine curiosity and enthusiasm for Web3 are just as important as your technical background.

Responsibilities:

• Develop and maintain smart contracts on Ethereum (Solidity)
• Work with standards like ERC-20, ERC-721, ERC-1155
• Collaborate with front-end developers on dApp integration
• Write unit tests and assist with deployment (Hardhat/Truffle)

Requirements:

• 6+ months of experience with Solidity (commercial or pet projects)
• Good understanding of Ethereum (EVM)
• Solid knowledge of JavaScript/TypeScript
• Basic experience with React and Node.js
• English level from Intermediate (B1)

Nice to have:

• Experience with Web3.js or ethers.js
• Familiarity with Layer 2 solutions (Polygon, Arbitrum)
• Participation in hackathons, GitHub portfolio

Why Join Us:

Flexible Work Environment: Benefit from remote work options and a work-life balance that suits your lifestyle.

Competitive Compensation: We offer a salary package that reflects your skills and experience, ensuring you’re rewarded for your contributions.

Collaborative Culture: Join a team that values open communication, teamwork, and continuous learning.

Professional Growth: Accelerate your personal and professional development with opportunities for continuous learning and career advancement.

Technological Expertise: Our technical team is always keeping up with new technologies, so we are open to experiments and new approaches.

Generous Benefits: Take advantage of paid vacation, sick leaves, and holidays to recharge and maintain your well-being.

Global Exposure: Work on exciting projects with an international focus, primarily serving the Western European and USA markets.

We invite a motivated Blockchain Rust Developer to join our team! 🚀
If you have knowledge of Rust and Solana, passion for blockchain technologies, at least 1 year of hands-on experience, and English from Upper-Intermediate (B2) — we'd be happy to see you grow with us. For this role, genuine curiosity and enthusiasm for Web3 are just as important as your technical background.

Responsibilities:

• Develop and maintain smart contracts on Solana using Rust
• Collaborate with front-end developers to integrate smart contracts into dApps
• Write clean, efficient, and secure code
• Participate in code reviews and knowledge-sharing sessions

Requirements:

• 1+ year of experience with Rust (commercial or strong pet projects)
• Experience with Solana smart contracts
• Solid knowledge of JavaScript/TypeScript
• Basic experience with React and Node.js
• English level from Upper-Intermediate (B2)

Nice to have:

• Participation in hackathons or open-source projects
• Knowledge of Web3.js or ethers.js
• Familiarity with blockchain security best practices

Why Join Us:

Flexible Work Environment: Benefit from remote work options and a work-life balance that suits your lifestyle.

Competitive Compensation: We offer a salary package that reflects your skills and experience, ensuring you’re rewarded for your contributions.

Collaborative Culture: Join a team that values open communication, teamwork, and continuous learning.

Professional Growth: Accelerate your personal and professional development with opportunities for continuous learning and career advancement.

Technological Expertise: Our technical team is always keeping up with new technologies, so we are open to experiments and new approaches.

Generous Benefits: Take advantage of paid vacation, sick leaves, and holidays to recharge and maintain your well-being.

Global Exposure: Work on exciting projects with an international focus, primarily serving the Western European and USA markets.

Netflix boosted its views by 30% just by changing movie thumbnails.
Romance fans saw a couple in love, action fans saw an explosion and a superhero.
One movie, different covers = 30% more clicks.

We apply the same principles to our gambling platform and are looking for a  CRO Manager to scale these results.

Why this role is exciting for an experienced PM:

• Mentorship from a Senior PM with proven results: registration conversion 12% → 24%, clicks 58% → 61%, 15+ projects delivered in a year
• Gambling CRO expertise – the most challenging niche with premium market compensation
• Proprietary analytics tools for fast A/B testing and conversion tracking
• Full project ownership with no micromanagement
• Scale: 230k+ MAU, 150+ countries, dozens of parallel experiments

Your responsibilities:

• CRO strategy planning – user funnel analysis, identifying bottlenecks, building an optimization roadmap
• Independent project ownership – landing page redesign, registration form optimization, testing user mechanics
• Deep behavioral analytics – heatmaps, cohort analysis, segmentation
• A/B testing – experiment design, sample size calculation, statistical analysis, decision implementation
• Cross-functional collaboration – briefing designers on creatives, tasking developers with technical implementation

Projects you’ll work on:

• Optimizing personalized bonus campaigns (similar to Netflix thumbnails)
• Redesigning the homepage for different geo-regions
• A/B testing of registration funnels and onboarding flows
• Thematic campaigns (seasonal, holiday) with measurable ROI
• Contributing to the development of recommendation systems
   

Growth path: 

• 0–3 months: Adaptation to platform specifics and company processes
• 3–12 months: Independent ownership of key CRO initiatives
• 12+ months: Opportunity to grow into Senior PM or Lead roles
   

Ideal candidate: 

• 2+ years of CRO/Product Manager experience with proven results
• Strong expertise in A/B testing, statistics, analytics tools, CSS/HTML/JS
• Experience with high-load products (230k+ MAU)
• Independence in decision-making and project management
• Motivation to grow expertise in the gambling industry

What success looks like after 1 year:

• Consistent growth of key conversion metrics
• Established expertise in gambling CRO – one of the highest-paying niches
• Career growth opportunities to Senior/Lead positions
• Fully remote + medical insurance + education reimbursement + English tutoring.

What stages do we have:
• 1st stage: pre-screen with recruiter.
• 2nd stage: interview with hiring manager.
• 3rd stage: test task (optional).
• 4th stage: final interview.
• 5th stage: referrals and offer.

💡 Ready to join the team? Send us your CV.

Hey! Cryptorsy Ventures is looking for a proactive and talented Community Manager to help us attract, engage, and grow our crypto community! 🚀

What you’ll do:

• Manage and moderate communities on Telegram and Discord, keeping the community active and engaged.
• Create creative and catchy content (posts, memes, GIFs, infographics) that attracts and retains community members.
• Build trusting relationships with the community and influencers, organize interactive activities, and boost participation.
• Analyze and improve communication strategies, staying on top of Web3 trends.
• Drive user acquisition through interactive campaigns, events, and contests.
• Educate the community by explaining Web3 concepts and fostering a trusting and welcoming atmosphere.

What we expect from you:

• At least 2 years of experience as a Community Manager.
• Solid understanding of Web3, cryptocurrencies, and blockchain ecosystems.
• Ability to craft catchy content — no boring noise here.
• English proficiency at B2+ level for effective communication.
• Excellent communication skills and a great sense of humor.
• Basic graphic design skills to create engaging content.
• Experience in digital marketing is a plus.

What we offer:

• Fixed salary + performance bonuses.
• Fully remote work and a young, energetic team.
• Access to a unique knowledge base.
• Additional bonuses for outstanding project achievements.
   

It takes approximately 7 business days to review your resume. If you do not receive a response from the recruiter within this time, it means that we have reviewed your resume, but there are currently no open positions in the company that match your experience and wishes.

Meet the YozmaTech

YozmaTech isn’t just another tech company - we’re a global team of go-getters, innovators, and A-players helping startups and product companies scale smarter and faster. We build dedicated development teams across 10+ countries, creating strong, long-term partnerships based on trust, transparency, and real impact. Here, every idea counts. We value people who are proactive, open-minded, and ready to grow. If you’re passionate about building meaningful products and want to join a team that feels like family - you’ll feel right at home with us.

Our client's product enables users to build financial solutions designed for SMBs that turn manual monthly and quarterly reporting processes into automated ones.

We are looking for a highly skilled and passionate Lead Python Engineer with strong Django expertise and a passion for startups to join our team!

Key Requirements:

🔹 Bachelors degree in Computer Science or related field;
🔹 5+ years of experience in software development in a SaaS company;
🔹 Fluent in Python (Django);
🔹 Excellent knowledge and experience with building, optimizing, and maintaining large-scale production systems;
🔹 Experience with writing unit tests and integration tests;
🔹 Experience with Relational DBs (Postgres, MSSQL);
🔹 Experience and familiarity with Cloud Architecture and services;
🔹 Knowledge of REST and experience working with REST APIs;
🔹 Familiar with KISS, DRY, SOLID, OOP;
🔹 Knowledge of Celery;
🔹 English - Upper-Intermediate or higher.

Will be plus:

🔹 Familiarity with Azure;
🔹 Knowledge of RabbitMQ;
🔹 Knowledge of Redis;
🔹 Knowledge of Excel Add-Ins.

What you will do:

🔹 Take part in developing the backend of the SAAS application;
🔹 Develop and lead end-to-end development of new features and services in a multi-service environment while maintaining high quality and standards;
🔹 Develop scalable web APIs, implement sophisticated business logic, and develop asynchronous services in a data-oriented, scalable application;
🔹 Take part in a multidisciplinary team involving algorithms/frontend/UI/DevOps;
🔹 Play a significant role in the entire development life-cycle, from design to production.

Interview stages:

🔹 HR Interview;
🔹 Tech interview with Team Lead;
🔹 Interview with PM;
🔹 Interview with VP R&D (optional);
🔹 Reference check;
🔹 Offer.

Why Join Us?

At YozmaTech, we’re self-starters who grow together. Every day, we tackle real challenges for real products - and have fun doing it. We work globally, think entrepreneurially, and support each other like family. We invest in your growth and care about your voice. With us, you’ll always know what you’re working on and why it matters.

From day one, you’ll get:

🔹 Direct access to clients and meaningful products;
🔹 Flexibility to work remotely or from our offices;
🔹 A-team colleagues and a zero-bureaucracy culture;
🔹 Opportunities to grow, lead, and make your mark.

After you apply

We’ll keep it respectful, clear, and personal from start to offer. You’ll always know what project you’re joining - and how you can grow with us.

Everyone’s welcome

Diversity makes us better. We create a space where you can thrive as you are.

Ready to build something meaningful?

Let’s talk. Your next big adventure might just start here.

About Us:
Ovogene is a first AI egg bank in the world. We work with clinics and partners worldwide, ensuring the highest standards of quality and compliance. We are looking for a strategic and analytical Senior quality officer with fluent English to develop, improve, and monitor company processes in line with international standards and partner requirements.
 

Key Responsibilities:
Strategy & Processes
● Develop and document algorithms, SOPs, and business processes for company departments.
● Monitor the implementation and effectiveness of process improvements.
● Participate in creating operational algorithms for new partners (SOPs, licenses) and enhancing existing procedures.

Audit & Control
● Conduct internal quality audits across all locations, including business trips.
● Analyze process performance indicators and provide improvement recommendations.
● Identify and manage non-conformities: record, analyze, communicate to managers, and follow through with corrective actions.
● Ensure the use of up-to-date donor documentation templates.
● Oversee documentation compliance with the legislation of countries where clinical locations operate.

Legislation & Partner Requirements
● Analyze current legislation of partner and potential partner countries and integrate relevant requirements into workflows (in collaboration with the legal department).
● Maintain the database of ISO certifications for contractors and clinical locations.
● Maintain the database of requirements for current and new partners.

Partner Communication
● Maintain regular communication with partners via online meetings and formal correspondence.
● Handle partner requests: prepare responses, compile document packages (together with responsible managers).
● Participate in negotiations, presentations, and discussions related to standards, requirements, and processes.

● Build and maintain long-term relationships with partners, ensuring transparent and efficient communication.

Training & Awareness
● Inform staff and conduct training sessions on changes in compliance-related policies and procedures.
Reporting
● Prepare additional reports for management and partners.
 

Candidate Requirements:
● Proven experience in compliance, quality management, or audit (preferably in international projects).
● Fluent English (spoken and written).
● Understanding of international quality standards and regulatory requirements (ISO 9001).
● Strong analytical skills, attention to detail, and ability to structure information effectively.
● Experience in conducting audits and developing processes.
● Excellent communication skills and experience collaborating with partners at various levels.
 

We offer:
● A role in an international company that is a leader in its field.
● The opportunity to shape key company processes and standards.
● Competitive compensation and professional growth opportunities.
● Flexible work format and a multicultural working environment.
 

If you are a strategic thinker who can combine high-quality standards with operational efficiency — we would be happy to meet you!

DataRoot Labs is a full-cycle AI R&D center—and Ukraine’s largest hub of AI talent and compute. Over the past 10+ years, we’ve shipped 45+ AI-powered products for leaders and startups across Automotive, Energy, Navigation, Gaming, Education, and more
 

Our client builds autonomous yard trucks that replace human drivers to make logistics yards safer, faster, and more efficient
 

Your mission: make the AI stack see in 3D and drive correctly—every time

Responsibilities:

• Research and develop advanced reinforcement learning (RL) algorithms and their applications
• Build, simulate, and test RL environments for real-world deployment scenarios
• Apply modern deep learning techniques, including transformers and computer vision, to RL problems
• Optimize inference performance for large-scale RL solutions

Requirements:

• Have a strong background in Reinforcement Learning and Deep Learning
• Hands-on experience with simulation and environments for RL
• Proven production experience in RL, including deployment cases
• Deep understanding of RL techniques (e.g., policy gradients, actor-critic, Q-learning)
• Experience with transformers and computer vision
• Upper-Intermediate English (written & spoken) for documentation and collaboration
• Strong knowledge of Python
• Experience with inference optimization

Would be a plus:

• Experience with Vision-Language Architectures (VLAs)
• Work with edge devices and sensors (e.g., camera, lidar, radar, etc.)
• Experience in automotive or robotics
• Knowledge of C++/CUDA

What We Offer:

• Real autonomy impact. Work on vehicles that use RL, Vision-Language-Action (VLA) and many other latest architectures
• Access to DGX H200 systems and large-scale GPU clusters
• Startup pace, research mindset, and a goal-oriented team
• Newest technical equipment and modern MLOps
• 20 working days of paid vacation, English courses, educational events & conferences, and medical insurance
• Your engineering will directly influence how autonomous vehicles perceive and act

We are the creators of a new fintech era!
Our mission is to revolutionize the world by making blockchain technology accessible to everyone in everyday life. WhiteBIT is a global team of more than 1,200 professionals united by a shared vision of shaping the Web3 future.
We are building our own blockchain ecosystem, ensuring maximum transparency and security for over 8 million users worldwide. Our cutting-edge solutions, rapid adaptation to market challenges, and technological excellence set us apart from traditional companies.
Our official partners include the National Football Team of Ukraine, FC Barcelona, Lifecell, FACEIT, and VISA.

The future of Web3 starts with you — join us as a SOC Analyst L1!

 

Requirements:

— Basic understanding of cybersecurity principles, common attack vectors, and threat detection methods.
— Familiarity with key cybersecurity frameworks (MITRE ATT&CK, NIST, CIS etc.)
— Familiarity with EDR/XDR and SIEM platforms (e.g., CrowdStrike, SentinelOne, Splunk, QRadar, etc.).
— Strong analytical and problem-solving skills.
— Ability to work in a fast-paced, team-oriented environment.
— Good written and verbal communication skills in English (B1+).
— Willingness to work in a shift-based schedule, including nights and weekends. Shifts are distributed evenly across the department.

Responsibilities:

— Monitor and analyze alerts from EDR, SIEM platforms and other corporate tools.
— Perform initial triage to determine the severity, credibility, and urgency of security events, sorting out False Positives.
— Escalate incidents to Level 2 analysts or incident response teams when necessary.
— Document findings, actions taken, and outcomes in a ticketing system.
— Follow standard operating procedures (SOPs) and playbooks for alert handling.
— Assist in the continuous tuning of EDR/SIEM rules to reduce False Positives.
— Stay current with emerging threats and industry best practices.
— Participate in active learning and Purple Teaming of the SOC team.

Work conditions:

Immerse yourself in Crypto & Web3:
— Master cutting-edge technologies and become an expert in the most innovative industry.
Work with the Fintech of the Future:
— Develop your skills in digital finance and shape the global market.

Take Your Professionalism to the Next Level:
— Gain unique experience and be part of global transformations.
Drive Innovations:
— Influence the industry and contribute to groundbreaking solutions.

Join a Strong Team:
— Collaborate with top experts worldwide and grow alongside the best.
Work-Life Balance & Well-being:
— Modern equipment.
— Comfortable working conditions, and an inspiring environment to help you thrive.
— 24 calendar days of paid leave.
— 5 calendar days of sick leave.
— Additional days off for national holidays.

Skills

• Commercial experience in software development projects
• Working experience with Next.js, React, Tailwind, PostgreSQL, Prisma
• Strong knowledge of JavaScript, Data Algorithms and Structures
• Hard-working, smart, proactive, goal oriented, open in communication, not afraid to voice your own opinion
• Willing to take part in business and design decisions and analysis
• Experience with Python - preferable
   

Do not hesitate to apply if you are missing specific experience.

We Offer

• WFH and flexible working hours

Requirements

• Develop new features and improve existing ones for Valid-X 's products.

• Proactively take part in design and marketing discussions, take responsibility for products from the technology side.

   

Project description

• Social wiki platform website (similar to Wikipedia and Fandom)
• Tech stack: Next.js, Node.js, PostgreSQL, Prisma, Vercel

• Other projects

   

SKELAR is a venture builder that creates international IT companies according to venture capital investment guidelines. Together with our co-founders, we assemble solid and efficient teams to launch tech businesses that will succeed globally.

We’re looking for a strategic, creative, and performance-driven Head of Creative Marketing who can build and lead a world-class creative engine for user acquisition and brand growth.
 

As our Head of Creative Marketing, you will:
— See the direct impact of your work in near real-time;
— Accelerate your expertise in performance marketing and lifecycle communication;
— Contribute to building the #1 business in our niche;
— Learn the fundamentals and internal mechanics of a tech business first-hand;
— Work alongside sharp, results-oriented teammates.
 

Responsibilities:
— Own and drive creative marketing strategy with a focus on performance and scalability;
— Build, lead, and mentor a team of creative marketers, video editors, and designers;
— Systemize the creative production pipeline from idea to launch, ensuring speed, quality, and efficiency;
— Lead AI and automation initiatives with high budget support and drive MarTech development to improve creative workflows;
— Lead cross-functional collaboration with User Acquisition, Product Marketing, and Product teams;
—Stay on top of market trends, competitors, and platforms to ensure our creative strategy remains innovative and differentiated.
 

Requirements:
— 3+ years of experience in creative marketing within mobile apps, tech products, or DTC consumer businesses;
— Proven track record of delivering high-performing ad creatives in paid social or performance marketing channels;
— Strong leadership skills and experience managing creative teams;
— Strong understanding of ad platforms (Meta, Google, TikTok) and their creative requirements;
— Deep knowledge of creative testing methodologies and how to scale winning assets;
— Self-starter mentality with experience in fast-paced, high-growth environments;
— Fluent in English (B2+).
 

In addition to our businesses, we have the SKELAR Foundation — a charitable foundation created by company employees. As part of the initiative, we create and finance projects that contribute to overcoming the consequences of the war and the reconstruction of Ukraine.

SKELAR is a place for self-realization of talents who are able to create successful companies. We call such companies the next big everything. We believe in their power and scale.

We will keep developing tech businesses, conquer global markets, and work for the victory of Ukraine 🇺🇦
 

For this purpose, we have provided the following opportunities:
— 8 infrastructure teams that help startups deal with any issue, from recruiting to finance and legal;
— A community of founders who have already launched more than one business and can share practical experience;
— Internal clubs within the professional areas: marketing, engineering, payments, hiring;
— Trainings, courses, conferences;
— Medical insurance and corporate doctor.
 

Let’s build the next big everything together!

About the Role

We’re Umbrelly.Cloud - an AI-powered platform helping companies cut up to 25% of their AWS, Google Cloud, and Azure bills. 🚀

We’re looking for a B2B Sales Manager who knows how to take warm leads (people already interested in our product) and confidently close them into long-term clients. If you’re ambitious, proactive, and love winning deals - you’ll feel at home here.

What You’ll Do

• Work with warm inbound leads: guide them from “interested” to “signed deal.”
• Build strong relationships with founders and C-level executives.
• Negotiate terms and close deals with a clear, results-first approach.

• Collaborate with our tight-knit team to improve processes and grow faster.

   

Requirements

• English C1+ (fluent, professional level).
• Proven success in B2B SaaS sales.
• Strong networking and deal-closing mindset.
• Solid negotiation experience at founder/C-level.
• Tech/product background is a big plus (bonus if you’ve been a developer or worked in tech-driven teams).

• Other languages = nice advantage.

   

What We Offer

• Base salary: from $1500 + performance bonuses.
  (Choose: 10% of profit across client LTV or 60% of first month’s profit as a one-time bonus).
• Full focus, full-time role.
• Flexible hours, fully remote.
• Fast career growth - both in salary and into team lead / head of sales roles.
• Minimum bureaucracy, maximum support.

• Small, dynamic team where your impact is visible.

   

About Umbrelly.Cloud

• $500k raised, 100+ B2B clients, and MRR growth of 400% in just 2 years.
• A global, 5-person team working closely together across Europe and beyond.
• Regular team bootcamps and meetups (Warsaw, Lisbon, Silicon Valley).
• A culture that values results, collaboration, and enjoying the journey. 🌍✨

 If you’re a confident closer who wants to join a fast-scaling SaaS startup, let’s talk.

We’re looking for a talented person to join our Development team. Your role will encompass a React Native mobile app.

You will work closely with developers, designers, QA, and PM.

Read before applying:

• We are looking for an entry-level specialist.
• The first step will be a test task. After that, an interview.
• After hiring, we will assign a mentor, who will review every PR.

• We have a process (expertise) in how to grow you from junior to a strong middle-level.

   

About you

At least 1 year of professional experience with React Native

Experience in teams of 2-10 persons.

Understanding of the project development life-cycle.

Understanding of Agile / Scrum.

Hard Skills 

- TypeScript
- React Native
- Tailwind CSS
- Integration with REST APIs
- Sentry
- Firebase
 

Responsibilities

Develop and maintain mobile applications using React Native.
Ensure the performance, quality, and responsiveness of applications.
Write clean, maintainable, and well-documented code.
Troubleshoot and debug applications using tools like Flipper.
Integrate with RESTful APIs to connect applications to back-end services.
Implement responsive layouts and styling using Tailwind CSS.
Monitor and maintain app performance using Sentry.
Utilize Firebase for various app functionalities like analytics, authentication, and more.

What we offer 

1. 22 days off and 12 sick days paid by the company annually.
2. Paid national holidays.
3. Health insurance.
4. English classes.
5. GYM.
6. Team building twice per year.
7. Welcome box.
8. Paid overtime.

To avoid spam, please write on top "Ready to complete a test task." 
I'll share a link to the test task.

Thank you and good luck!

CEO Anatolii