Jobs

N-iX is looking for Senior/Lead .NET Full Stack Engineer to join our team. The project uses cutting-edge technology, and as such, we encourage our Developers to stay ahead of current trends and best practices. Ideally, we’d like a candidate that reflects this, with a keen interest in the latest frameworks and technologies. The primary focus will be to build robust and scalable back-end for the Product using .Net Core 2 and Azure technologies. The work environment is Agile Scrum, with Scrum teams operating in 2 week sprints. This is an opportunity to be part of a fun, lively development team, with good team spirit and a willingness to create good software.

About the client: 

Headquartered in London, our Client is an independent software vendor and a leading global provider of software solutions for Enterprise Architecture, Business Process Analysis and Application Portfolio Management. The Client has customers spanning the Americas, EMEA, Australasia and Asia-Pacific regions as well as all verticals sectors, both government and commercial. Core capabilities provided by the Product include an enhanced Microsoft Visio diagramming interface, a powerful central repository for all enterprise architecture or business process models and documentation, and a range of tools for visualization, analysis and decision-making.

Responsibilities:

• Working in a Scrum Team as a Full Stack lead developer
• Developing middleware for SaaS multi-tenant web application using .Net Core technologies
• Working with C#, SQL and Graph DBs in an Azure Microservice environment
• Formulating solutions to technically challenging requirements
• Collaborating with the Product Owner to define and refine Story Acceptance Criteria
• Selecting Stories from the Backlog with the Team for each Sprint
• Adhering to and promoting existing coding standards and practices
• Code reviewing team members and guiding S.O.L.I.D principles in the team
• Collaborating on architecture design and technology choices

• Mentoring, conducting performance reviews, and managing team members as a team lead

   

Requirements:

• 5+ years in web application development
• Expert experience in C#/.Net
• Knowledge of React 
• Technical leading experience
• REST-based API design and development
• MS SQL and Cosmos DB database technologies
• Azure technologies

• Experience with integration testing

   

As a plus:

• Knowledge of Azure DevOps is a good asset
• Basic Experience with MS SharePoint
• Collaborative but decisive personal style
• Experience working in a Micro-front ends and/or Micro-services environment

• Understanding of working with CI/CD

   

We offer*:

• Flexible working format - remote, office-based or flexible
• A competitive salary and good compensation package
• Personalized career growth
• Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
• Active tech communities with regular knowledge sharing
• Education reimbursement
• Memorable anniversary presents
• Corporate events and team buildings
• Other location-specific benefits

*not applicable for freelancers

Arounda is a full-cycle Digital Product Design and Development agency, operating on the market since 2016. Our main clients are American and European technological companies.

We are looking for a Head of Business Development who will join our fast-growing team and lead the sales process and develop new successful client acquisition strategies.

You are the perfect fit if you have:

• At least 3 years' experience as a Sales Manager / Business Development Manager in IT, with 1+ years in a leadership/Head position;
• Extensive experience with the design agency or software development company;
• Experience in Bizdev Lead Generation and Marketing management of IT services;
• Fluent in written and spoken English;
• Understanding of best practices for attracting potential customers;
• High level of self-organization, discipline, strategic direction and results-based;
• Strong negotiation and contract signing skills;
• Solid understanding of the B2B sales cycle and service company operations;
• Experience with CRM systems and automatic communication systems;
• You are motivated to join a company at a growing stage and play a critical role in success, process creation and account management;

Responsibilities:

• Develop and implement the agency’s growth and client acquisition strategy;
• Manage and grow the Business Development team;
• Maintaining the Engagement funnel, conducting Upsale, Cross-sale from Bizdev & Head of Project Management;
• Growing our network, identifying business opportunities, and selling our services to new customers;
• Generate leads and convert them into long-term clients;
• Monitoring Project Managers in receiving timely and positive feedback from clients on Clutch, Upwork;
• Set up and optimize processes for sales and account management;
• Negotiate and sign contracts with international clients;
• Conduct market and competitor research to identify growth opportunities;
• Use a set of tools and frameworks to ensure optimal outcomes;

We will offer:

• Interesting foreign projects;
• Market salary (depending on level);
• Flexible work schedule from 8:00/12:00 to 16:00/20:00;
• Education and trainings are partially paid by the agency;

We look forward to your CV and a cover letter explaining why you want to work for our company. A cover letter is optional and not required as part of your application.
 

We’re looking for a PR Manager to lead strategic communication initiatives and campaigns that elevate our employer brand, strengthen internal communications, and expand our digital PR presence across global locations (Ukraine, India, Uzbekistan, Poland). This is a great opportunity for a PR professional with experience in international, cross-cultural environments and emerging leadership skills. 
REQUIREMENTS: 

• Proven experience in digital PR and social media management 
• Experience in global or cross-cultural environments 
• Strategic planning and project management expertise 
• Team leadership and development capability 
• Effective written and verbal communication. 
• Initiative, adaptability, and global leadership mindset 
• Upper-Intermediate English or higher 

DUTIES: 

• Lead strategic and tactical initiatives that support global employer branding, internal communications, and digital PR. 
• Manage PR campaigns and projects from concept to delivery, overseeing timelines, resources, and execution. 
• Manage a focused PR team by overseeing task prioritization, deadlines, budget, workload distribution, and performance tracking. 
• Oversee the company’s digital PR and social media strategy, ensuring brand consistency, cost-effective content production, and a KPI-driven approach to effectiveness. 
• Drive global employer branding efforts by acting as a strategic global leader, ensuring alignment with international leadership standards and integrating cross-cultural communication best practices into all initiatives. 
• Launch initiatives that leverage AI, automation, and process optimization to enhance PR impact and efficiency. 
• Monitor and analyze KPIs, prepare reports for senior leadership, and refine strategies based on performance data and strategic business goals. 
• Serve as a communication bridge between leadership, employees, and external partners, ensuring clarity, alignment, and engagement across all touchpoints and cultures. 
• Respond to requests from HR, Global Operations, Global Delivery, and other departments by assessing communication challenges and developing tailored solutions that address specific needs and support broader company initiatives. 

Type of Work: Remote for 1-2 months possible, then relocation to Cyprus

Job Title/Position: Sr HR Generalist

Level: Senior

Reporting To: Chief Operating Officer

We are seeking an experienced HR Generalist to join our Family office team that is based in 4 different countries (Ukraine, UK, Cyprus, UAE) with the main office in Cyprus to oversee the HR

function for the whole business unit. As the sole HR professional in this unit, you will manage and execute all aspects of HR, including onboarding, documentation, employee relations, performance management, benefits, events and other. Additionally, you will collaborate with HR colleagues from other business units to share knowledge and ensure alignment of HR strategies.

Key Responsibilities:

● Manage and execute onboarding, offboarding and employee relations.

● Manage cooperation with a recruiter (vendor), perform recruiting of particular roles if necessary.

● Support employee relocations and settling-in services.

● Create HR-related policies, procedures, and instructions.

● Oversee employee benefits and monitor staff performance.

● Administer compensation, benefits, and recognition programs.

● Organize team- building activities and foster workplace engagement.

● Manage employee documents and ensure legal compliance.

● Maintain accurate and up-to-date employee records and administer the HR system.

● Define and execute the learning and development programs to support employee

growth, upskilling, and career advancement, ensuring that training initiatives align with

organizational goals.

● Collaborate with HR colleagues from other business units to ensure strategic alignment.

● Execute other HR-related activities as assigned.

Requirements:

● Proven experience as an HR Generalist or similar role, preferably in a business unit with

regionally distributed teams.

● Strong knowledge of HR processes, recruitment strategies, and employment laws.

● Experience with compensation, benefits administration, and employee rewards

programs.

● Proven ability to design and implement Learning and Development programs to support

employee growth, skill enhancement, and career development.

● Excellent organizational skills and attention to detail for managing documents and

compliance-related matters.

● Ability to plan and execute team-building activities and support employee relocations.

● Strong interpersonal skills to foster a positive work environment and manage employee

relations effectively.

● Proactive and solution-oriented approach to handling HR matters.

● Passionate about efficiency and a quality problem solver.

● Experience working with Family Office - based organizations could be Plus.

● Upper -Intermediate English level.

We are looking only for a Senior level specialist.

The position is with future relocation to Cyprus (maybe after a trial period or discussed at the IV). 

Please, reply to this job posting with your CV and a reply to a question “How do you prioritize your tasks at work?”

Relocation package if you are moving to Cyprus (to cover first 12 month of appartment and car rent)

Official employment

21 working days of vacation

Private medical insurance 

We are looking for a motivated Sales Manager Intern in the IT field to join our team. You will work alongside experienced sales managers to connect with potential clients, present the company’s IT solutions, support the deal process, and contribute to business growth. This is a great opportunity to develop communication, negotiation, and modern sales tool skills, as well as gain hands-on experience in a dynamic IT environment.

Join Epicstaff — our open-source startup building a platform for creating AI agents with a visual UI and modular backend. Check it out github.com/EpicStaff and make sure you understand what it’s about. If it clicks with you — welcome aboard, and let’s build something great together.

No micromanagement. Just clear goals, smart teammates, and your chance to make a real impact on a real product.

Requirements:
— Upper-Intermediate+ English (both written and spoken);
— Ability to deconstruct, analyze, plan, and multitask;
— Skilled at researching competitors, spotting their weak points, and explaining why we’re better;
— Basic understanding of software development and tech products;
— A geek at heart — curious, sharp, hungry to learn;
— Strong interest in AI tools beyond just ChatGPT.

What you’ll do:
— Research and generate leads;
— Build meaningful conversations and long-term connections with potential clients;
— Develop value propositions that solve real problems;
— Analyze the market, test hypotheses, and create your own playbook;
— Collaborate with tech experts to define what makes us stand out.

Would be a plus:
— Any experience or education in B2B Sales.

We Offer:
— Full-time internship: Monday to Friday, 10:00–19:00;
— Flexible work format: office-based or remote;
— 3-month mentorship;
— Real product experience on a large B2B project;
— No time trackers or unnecessary bureaucracy;
— Ongoing feedback and professional support;
— Opportunity to join HYS Enterprise as a Junior Specialist after the internship;
— Networking with experienced professionals eager to share knowledge;
— Participation in internal and external events;
— English Speaking Club to boost your language skills;
— Gifts for birthdays and professional holidays;
— Clear path to grow and develop your skills in a real product environment.

🌍 About the Company

We help businesses grow through long-term tech partnerships and contribute to the engineering community by sharing knowledge and creating opportunities.
Our values: Continuous Growth, Team Synergy, Taking Responsibility, Conscious Openness, Result Driven.

We offer a safe, inclusive, and productive environment where every team member can thrive. Work remotely or from modern offices in Kyiv and Lviv (equipped with stable Wi-Fi and electricity).

✅ Requirements

• 7+ years in IT with strong knowledge of JavaScript/TypeScript
• Expertise in Node.js (Nest.js) and scalable application design
• Solid experience with React
• Proven record of leading complex projects and mentoring teams
• Experience with AWS or other cloud providers
• Strong architectural design skills, experience in pre-sales & discovery phases
• Business mindset; background in FinTech/EdTech is a plus
• English level: Upper-Intermediate+

🚀 Responsibilities

• Conduct pre-sales activities: NFR elicitation, architecture definition, estimations, risk analysis
• Lead discovery phases
• Recommend external libraries and tools to improve development efficiency
• Conduct and support code review processes
• Participate in R&D activities and POC execution
• Conduct interviews with external candidates
• Troubleshoot and improve code when necessary

🎯 Nice to Have

• Experience with Python, PHP, or .NET
• Experience working in competence/SDO office
• Background in solution audit services

💎 What’s in It for You

• Competitive salary (fixed + performance bonus)
• Challenging and stable projects with a modern stack
• Corporate English courses and daily practice with global clients
• Paid professional development (courses, certifications)
• Career growth & salary reviews (semi-annual + annual)
• Equipment provided for work
• VIP medical insurance or sports package
• Friendly and non-bureaucratic environment
• Flexible working hours (start between 8:00–11:30)
• 18 paid vacation days + sick leaves
• Unlimited remote work worldwide
• Cozy offices in Kyiv & Lviv (with generator & Starlink)
• Coworking compensation (outside Kyiv & Lviv)
• Corporate lunches, team buildings, soft skills clubs
• Involvement in a corporate charity fund

⚡️ If you’re passionate about designing scalable solutions, leading teams, and driving technical excellence — let’s talk!

We’re looking for a motivated IT Recruiter Intern who is eager to learn and contribute to our talent acquisition efforts.

Requirements:
— Completed courses in IT recruitment;
— Familiarity with sourcing strategies;
— Understanding of how to conduct HR interviews effectively;
— Analytical mindset with the ability to assess candidates and recruitment data critically;
— Understanding of IT roles and terminology;
— Passion for recruitment and technologies;
— Ability to work in a fast-paced environment and handle multiple tasks;
— Strong communication and interpersonal skills;
— Self-motivated and eager to learn;
— Proficiency in English at an Upper-Intermediate level or higher.
Please note that we kindly ask candidates to submit their resumes only if they fully meet all the requirements listed in the job description. This helps us ensure the best match for the role and streamlines the selection process. Thank you for being so understanding!

Responsibilities:
This role is ideal for someone passionate about human resources and technology, as well as enthusiastic about learning the recruitment process from the ground up.

Will be a plus:
— Knowledge of the Polish language will be regarded as a significant advantage.

Working conditions:
— Internship schedule: Monday to Friday, 10.00–19.00;
— Odesa office-based/remote work;
— No time trackers or other bureaucratic measures;
— Networking with experienced professionals willing to share their knowledge and experience;
— Opportunity to obtain a contract with HYS Enterprise as a Junior Specialist;
— Gifts for birthdays and professional holidays;
— Participation in internal and external events.

Position Summary

The FinTech Business Analyst will be responsible for defining and driving business requirements, as well as communicating them to key stakeholders, including the CEO, CPMO, and partners, for PayStream.com's platform. This role involves close collaboration with engineering, design, and business teams to deliver innovative and scalable solutions that meet market needs.

Responsibilities

• Business Requirement Elicitation with the main stakeholders, form the proper PDR and prepare for solution design:
  • Perform initial product analysis to assess the need and impact of changes.
  • Drive consumer intelligence through internal and external data sources.
  • Develop and adopt research tools and methods for product marketing intelligence.
  • Ensure compliance with relevant legislation, regulations, and ethical standards.
  • Identify and manage product rationalisation.
  • Ensure third-party compliance with business processes and policies.
• Monitor the market, competitors, and prices, and provide recommendations to support decision-making discussions based on best Agile practices.
  • Support product decisions with quantitative data.
  • Create and monitor metrics to evaluate user satisfaction with the product direction.
  • Understand metrics and the reasons behind changes.
  • Understand users, including why a product works for some and not others.
• Liaise with other departments, such as IT, design, and the product office, to improve the efficiency of price changes.

Qualifications

• Proven experience in the FinTech industry.
• Strong understanding of the technology industry, API, and software development.
• Excellent analytical and problem-solving skills.
• Strong communication and collaboration abilities.
• Ability to work in a fast-paced and dynamic environment.

Reporting Structure

This role reports to the CPMO.

Key Relationships

• Engineering Team
• Design Team
• Business Development Team
• Marketing Team

We are hiring a top skilled Senior Frontend Engineer to build and operate the FE of our web trading platform.

Qualifications:

- 6+ years of experience with TypeScript;

- SolidJS production experience — required.

- Client-side GraphQL APIs with urql;

- Real time UI over WebSockets;

- Strong CSS fundamentals with Tailwind CSS;

- Performance and reliability at scale;

- English: upper intermediate or higher.

What You’ll Be Working On:

- Build trading and token launch flows in SolidJS and TypeScript;

- Turn Figma designs into clean, responsive UI;

- Maintain a Tailwind CSS component library and design tokens;

- Work with GraphQL APIs via urql;

- Add real time updates over WebSockets;

- Keep the app fast and stable;

- Collaborate with backend.

Good to Have:
- Understanding of blockchain and cryptocurrency tech;

- Experience with Web3 integrations;

- Experience with trading or similar real-time products;

- TanStack.

Recruitment Process:

1. Test assignment.

2. 30-45 minute interview with FE Team Lead.

PIN-UP Global is an international holding specializing in the development and implementation of advanced technologies, B2B solutions and innovative products. We provide certification and licensing of our products, providing customers and partners of the holding with high-quality and reliable solutions.

We are looking for a Retention Marketing Manager to join our team!

Requirements:

- Experience in drafting and conducting marketing activities for player retention and return;

- Knowledge and ability to calculate the economy of the basic mechanics of bonuses, tournaments, lotteries, daily quests;

- Strong English skills, with ability to write and communicate briefs and tasks;

- Experience with client segmentation, preferably RFM;

- Knowledge of marketing and niche metrics: CvR, Margin, LTV, ARPU, RR, GGR, NGR, etc.

- Understanding of basic approaches to A/B testing and hypothesis testing to optimize marketing activities;

- Experience working with analytics tools: GA, Tableau, Power BI, Google Data Studio;

- Knowledge of market and competitor analysis methods.

Responsibilities:

- Monthly planning of marketing activities to retain and return players;

- Creation of communication plans via multiple channels (onsite/offsite);

- Forming logic and participating in launches of trigger chains;

- Setting tasks for cross-functional departments;

- Calculation of predictions with further analytics of held actions;

- Communication with the team to develop a general strategy.

What are the conditions and bonuses?

🍀 An exciting and challenging job in a fast-growing product holding, the opportunity to be part of a multicultural team of top professionals in Development, Engineering and Architecture, Management, Operations, Marketing, etc;
🤝 Great working atmosphere with passionate IT experts and leaders, sharing a friendly culture and a success-driven mindset is guaranteed;
📍Beautiful offices in Limassol, Warsaw, Almaty, Yerevan work with comfort and enjoy the opportunity to build a network of connections with IT professionals day by day;
🧑‍💻 Laptop & all necessary equipment for work according to the ecosystem standards;
🏖 Paid vacations, personal events days, days off;
🫖 Paid sick leave;
👨‍⚕ Medical insurance;
💵 Referral program enjoy cooperation with your colleagues and get a bonus;
📚 Educational support by our L&D team: internal and external trainings and conferences, courses on Udemy;
🦄 Multiple internal activities: online platform with newsletters, quests, gamification, and presents for collecting bonuses, PIN-UP talks club for movie and book lovers, board games cozy evenings, special office days dedicated to holidays, etc;
🎳 Company events, team buildings.

At Natural Links, we help businesses scale online visibility through technical SEO, high-quality content, crowd marketing, and link building. We value transparent processes, developer-style workflows for content, and measurable outcomes.

Our clients trust us to deliver growth, and the SDR role is critical to opening those first doors that lead to long-term partnerships.

Why This Role Matters    

As an Outbound SDR, you’ll be the first point of contact for potential clients — researching, reaching out, and qualifying leads that match our ICP. Your work will directly fuel our sales pipeline and create opportunities for our SEO specialists to demonstrate value.

Every sequence you write, every conversation you start, and every opportunity you pass on will contribute to Natural Links’ reputation as a trusted partner in SEO and digital growth. If you thrive on hunting for new business, turning cold outreach into warm conversations, and scaling systems that drive growth, this role is for you.

    Key Responsibilities

• Build targeted prospect lists aligned with our ICP (via LinkedIn, databases, web research, conferences, etc.).
• Initiate contact with prospects via email, LinkedIn, and other outbound channels to introduce Natural Links’ services.
• Pre-qualify leads and ensure strong alignment before handing them to the sales team.
• Write and optimize high-quality, unique sequences that resonate with our target audience.
• Develop a strong understanding of our SEO and content services to communicate clear value propositions.
• Maintain accurate lead and activity data in our CRM (Pipedrive).
• Collaborate with the sales team to ensure smooth lead handover.
• Research and test new outbound channels to expand outreach efforts.
• Stay updated on SEO, digital marketing, and outbound trends to identify new business opportunities.
• Consistently aim to exceed individual and team targets.

     Qualifications
 

• Proven experience in lead generation / outbound sales (experience with high-risk industries is a strong plus).
• Basic understanding of digital marketing and sales processes.
• Strong command of English (Intermediate+).
• Excellent communication and interpersonal skills.
• Familiarity with LinkedIn, Snov.io, Apollo, Reply.io, Clay, LinkedHelper, Waalaxy (or similar).
• Experience with CRMs (Pipedrive, Hubspot, Salesforce).
• High level of self-motivation, persistence, and attention to detail.
• Ability to work independently as well as within a team.
• Fast learner, especially with new digital tools and workflows.

     
.   Nice to have
 

• Background in SaaS, Affiliate, or IT sales
• Familiarity with GTM strategies and marketing funnels
• Negotiation / closing skills (though your main focus will be top-of-funnel SDR work)

.    What we offer
 

• Remote-first culture with an international team
• Flexible schedule + transparent KPIs
• 30 business days of paid off

• The opportunity to directly influence company growth.

   

Drive platform growth by identifying, engaging, and closing new operator partnerships. Represent the company at key industry events, deliver tailored product demos, and gather competitive insights to influence commercial and product strategies.
 

Your tasks:

1. Lead Generation & Prospecting

• Identify and research potential operator partners in key regions;
• Proactively manage outbound and inbound lead pipelines via LinkedIn, CRM tools, and direct outreach;

2.Commercial Negotiation & Deal Closure

• Deliver customized product presentations and demos to prospective clients;
• Manage the entire sales cycle: from first contact to signed contract;
• Ensure smooth post-deal handover to the Account Management team;

3. Industry Events & Networking

• Represent the company at international iGaming events (e.g., SiGMA, ICE, iGB);
• Build and maintain strategic relationships to grow the partner network;

4. Market Research & Benchmarking

• Analyze competitors’ go-to-market strategies and product offerings;
• Provide internal stakeholders with relevant market intelligence and best practices;

5. CRM & Sales Pipeline Management

• Keep CRM fully updated with contact history, pipeline stage, and action items;
• Report on pipeline performance and forecast deal closures.

Our criteria:

• 2+ years in B2B sales or business development within the iGaming sector (platforms or providers);
• Strong communication, presentation, and negotiation skills;
• Proven experience in closing international deals (Europe, LATAM preferred);
• Fluent English (C1+), written and spoken;
• Willingness to travel to events and client meetings;
• Solid knowledge of iGaming business models, verticals, and industry ecosystem.

Success Metrics:

• Number of new operator partnerships signed (quarterly/yearly);
• Demo-to-deal conversion rate;
• Projected GGR impact from closed deals;
• Value and frequency of shared market intelligence and competitor insights.
   

Our offer:

• We are global, we don’t stick to office or remote options only;
• We value work-life balance and start anytime from 8 to 11, with flexible lunchtime;
• We trust each other and provide unlimited vacation days and sick-leaves;
• We support our people and provide relocation options for team members, who are interested;
• We encourage growth and cover 50% of learning expenses;
• We hold yearly performance reviews to help our team members grow and reach new heights, and reward results with regular performance bonuses;
• We believe in potential and prefer to promote internally, giving everyone a chance to prove themselves, and building our company around talents above anything else;
• We are small enough to hear the opinion of every team member, and already big enough to act on the best ideas - an opportunity to have a visible and immediate impact;
• We celebrate our team with corporate gifts and thoughtful appreciation throughout the year.

🚀 Join Us at Stitch.ai– Senior Full-Stack Developer Wanted!

We’re a small but mighty product team building stitch.ai - an AI-powered productivity workbench that brings email, calendar, tasks, notes, contacts, and files all under one roof. Think Outlook or Gmail/Workspace — but with an AI twist that stitches everything together, surfaces relationships, and recommends the right context at the right time.

Who We Are

We’re a remote-first startup of 9 passionate builders:

• 5 senior developers
• 1 ML engineer
• 1 DevOps
• 1 PM
• 1 Janitor
   

We’re looking to add another senior full-stack developer to our crew as we push toward launch.
 

Why You’ll Love It Here

• 💻 Full-time role, full-time salary
• 🎉 Early-stage perks – opportunities for profit sharing/early employee upside
• 🌍 100% remote team (work from anywhere)
• Wide technical playground
• Engineering focused team
   

Our Playground (Tech Stack)

Angular • TypeScript • Node.js • NestJS • PostgreSQL • Elasticsearch • RabbitMQ • Redis • Docker • Kubernetes • LLM/ML … and more.

If you love working across a broad stack and aren’t afraid to get your hands dirty from front-end polish to backend scaling, you’ll feel right at home.

We’re builders. We ship. We iterate. We have fun. And we’re creating something we’re genuinely excited to use ourselves.

👉 Does this sound like your kind of challenge? Come help us stitch the future of productivity together.

👉 Salary can be further discussed for the right candidate.

Job Description

As a Senior Full Stack Developer, you will play a critical role in designing, developing, and optimizing our web applications and backend systems. You will work on both the client-side and server-side architecture, ensuring our systems are highly scalable, resilient, and secure. You will be responsible for managing complex data flows and maintaining robust microservices architecture to handle high-traffic environments and critical service requirements.

Key Responsibilities

Full-Stack Development: Design, develop, test, and deploy front-end (Angular) and back-end (Node.js, Nest.js, Express.js) applications, with a focus on performance, security, and scalability.

Microservices Architecture: Build and maintain a microservices-based architecture, ensuring each service is modular, scalable, and can handle large and complex data flows efficiently.

Database Management: Design, optimize, and maintain PostgreSQL databases to handle extensive data processing requirements while ensuring high performance and reliability.

API Development: Develop and maintain RESTful APIs that are well-documented, secure, and meet high service requirements.

Performance Optimization: Continuously monitor and improve application performance, particularly in high-traffic situations, to ensure a seamless user experience.

Code Review & Mentorship: Conduct code reviews to ensure high-quality code and mentor junior developers, promoting best practices in code quality, architecture, and design patterns.

Collaboration & Communication: Work closely with cross-functional teams, including Product, UX/UI, and DevOps, to deliver robust and user-centered solutions. Document processes and technical designs thoroughly.

Required Skills & Qualifications

Professional Experience: 7+ years of full-stack development experience, with a focus on large-scale web applications and high-traffic environments.

Proficiency in Tech Stack:

Front-End: Angular

Back-End: Node.js, Nest.js, Express.js

Database: PostgreSQL

Strong Understanding of Microservices Architecture: Experience in designing, building, and deploying microservices-based systems, with knowledge of handling complex and large data flows.

Experience with High-Traffic Applications: Proven experience in building applications that handle high-traffic loads and ensuring uptime, scalability, and performance under pressure.

DevOps & CI/CD Knowledge: Familiarity with DevOps practices, including CI/CD pipelines, automated testing, and containerization (Docker, Kubernetes) is a plus.

Problem-Solving Mindset: Demonstrated ability to tackle complex technical challenges and continuously learn and adapt to new technologies and solutions.

Preferred Skills

Cloud Platforms: Experience with AWS, Google Cloud, OVH

API Security & Authentication: Knowledge of security best practices, including OAuth, JWT, and data encryption.

Search products like ElasticSearch or OpenSearch

Data Management: Experience with caching solutions (e.g., Redis), message brokers (e.g., RabbitMQ, Kafka), and other tools for optimizing data flows.

POSITION OVERVIEW

We are looking for a QA engineer who will join us in the DashDevs QA team to contribute to the development of a biometric-based identity verification solution. We expect a new team member to work independently and proactively (look for details and answers, not just wait patiently for a reply), and be comfortable raising challenges and proposing software improvements. It is vital that you have good communication skills and a proven ability to work well with both technical and non-technical colleagues and be comfortable working with minimal supervision.

General project description 

We’re working on a next-generation identity verification and passwordless authentication platform built with a privacy-first approach. The solution integrates live biometrics, digital identity wallets, and blockchain-based architecture to ensure secure, seamless user authentication. The system encrypts and manages sensitive data using private keys, ensuring compliance with global data privacy standards and eliminating the risks of credential phishing. It’s a highly innovative and secure environment designed to redefine how digital identity is managed and protected.

The size and the structure of the team 

From DashDevs team on the client’s side, work 1 FE developer and 5 QAs (manual and automation). You will work with some of our Ukrainian colleagues QAs, as well as with QA TL and Project manager on the client’s side, who will manage your daily tasks.

YOUR BACKGROUND

• 5 years of commercial experience in Web apps testing, both E2E and API
• Experience with Program Languages (JavaScript / TypeScript) 1+ year
• Strong knowledge in QA process and methodology
• Understanding of the client-server application architecture
• Experience in the creation of test documentation (test cases, checklists, test plans)
• Experience with REST API testing
• Experience with Postman API testing and advanced scenario scripting
• Experience with GitHub
• English level - B2

Skills that will be a plus:

• Experience with Authorizations protocols (SAML, OpenID, SSL/TLS)
• Experience with Mongo DB
• Experience with Google Cloud

RESPONSIBILITIES

• Perform functional and UI/UX testing of web applications
• Perform smoke, sanity, regression, integration, E2E, acceptance testing, API testing
• Take responsibility for QA deliverables within a sprint
• Analyse and review feature requirements
• Create test documentation (test cases, checklists, bug report, test reports)
• Participate in scrum activities
• Enhance product knowledge base
• Take part in QA process improvements within a team
• Participate in verbal and written communication with the team

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/Middle Data Scientist with a passion for Large Language Models (LLMs) and cutting-edge AI research. In this role, you will focus on designing and prototyping data preparation pipelines, collaborating closely with data engineers to transform your prototypes into scalable production pipelines, and actively developing model training pipelines with other talented data scientists. Your work will directly shape the quality and capabilities of the models by ensuring we feed them the highest-quality, most relevant data possible.

Requirements:
Education & Experience:
- 3+ years of experience in Data Science or Machine Learning, preferably with a focus on NLP.
- Proven experience in data preprocessing, cleaning, and feature engineering for large-scale datasets of unstructured data (text, code, documents, etc.).
- Advanced degree (Master’s or PhD) in Computer Science, Computational Linguistics, Machine Learning, or a related field is highly preferred.
NLP Expertise:
- Good knowledge of natural language processing techniques and algorithms.
- Hands-on experience with modern NLP approaches, including embedding models, semantic search, text classification, sequence tagging (NER), transformers/LLMs, RAGs.
- Familiarity with LLM training and fine-tuning techniques.
ML & Programming Skills:
- Proficiency in Python and common data science and NLP libraries (pandas, NumPy, scikit-learn, spaCy, NLTK, langdetect, fasttext).
- 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.
- 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, Ray, Dask) for scaling data processing or model training.
Communication & Personality:
- Experience working in a collaborative, cross-functional environment.
- Strong communication skills to convey complex ML results to non-technical stakeholders and to document methodologies clearly.
- Ability to rapidly prototype and iterate on ideas

Nice to have:
Advanced NLP/ML Techniques:
- Familiarity with evaluation metrics for language models (perplexity, BLEU, ROUGE, etc.) and with techniques for model optimization (quantization, knowledge distillation) to improve efficiency.
- Understanding of FineWeb2 or similar processing pipelines approach.
Research & Community:
- Publications in NLP/ML conferences or contributions to open-source NLP projects.
- Active participation in the AI community or demonstrated continuous learning (e.g., Kaggle competitions, research collaborations) indicating a passion for staying at the forefront of the field.
Domain & Language Knowledge:
- Familiarity with the Ukrainian language and context.
- Understanding of cultural and linguistic nuances that could inform model training and evaluation in a Ukrainian context.
- Knowledge of Ukrainian text sources and data sets, or experience with multilingual data processing, can be an advantage given the project’s focus.
MLOps & Infrastructure:
- Hands-on experience with containerization (Docker) and orchestration (Kubernetes) for ML, as well as ML workflow tools (MLflow, Airflow).
- Experience in working alongside MLOps engineers to streamline the deployment and monitoring of NLP models.
Problem-Solving:
- Innovative mindset with the ability to approach open-ended AI problems creatively.
- Comfort in a fast-paced R&D environment where you can adapt to new challenges, propose solutions, and drive them to implementation.

Responsibilities:
- Design, prototype, and validate data preparation and transformation steps for LLM training datasets, including cleaning and normalization of text, filtering of toxic content, de-duplication, de-noising, detection and deletion of personal data, etc.
- Formation of specific SFT/RLHF datasets from existing data, including data augmentation/labeling with LLM as teacher.
- Analyze large-scale raw text, code, and multimodal data sources for quality, coverage, and relevance.
- Develop heuristics, filtering rules, and cleaning techniques to maximize training data effectiveness.
- Collaborate with data engineers to hand over prototypes for automation and scaling.
- Research and develop best practices and novel techniques in LLM training pipelines.
- Monitor and evaluate data quality impact on model performance through experiments and benchmarks.
- Research and implement best practices in large-scale dataset creation for AI/ML models.
- Document methodologies and share insights with internal teams.

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.