Jobs at Djinni

Come Back Agency supports US software and technology companies by running their hiring process. We work with delivery and leadership teams to define roles, screen candidates, and manage interviews. Successful candidates are hired directly by the company and become part of its team.

Employer information:
This position is with a US-based software company providing custom development and AI implementation for North American clients. The team builds and maintains production software, including AI-enabled systems, and works in long-term client engagements. Team members operate as part of an internal, distributed team and collaborate directly with client stakeholders.

About the role:
We are looking for a Python Backend Developer to join a distributed team building and maintaining production software for US-based clients. You will work on real systems, collaborate directly with client stakeholders, and contribute to AI-enabled solutions in a long-term engagement.

What you will do:

• Build and maintain web applications using Python, Django, and FastAPI - production code that's clean, testable, and built to last.
• Develop backend systems, integrate third-party APIs, and support frontend teams with reliable endpoints.
• Work with AWS infrastructure: S3, Lambda, EC2, EventBridge, DynamoDB.
• Implement security measures and handle data protection thoughtfully.
• Debug production issues, optimize performance, and keep systems running smoothly.
• Follow industry trends and bring new ideas to the table when it makes sense.

What we are looking for:

• Proven Python experience - real projects you've shipped, not just learned.
• Strong command of Django or FastAPI (ideally both).
• Solid grasp of OOP principles, design patterns, and how to apply them in practice.
• Hands-on experience building RESTful APIs and integrating web services.
• Comfortable working with relational databases (MySQL, PostgreSQL) and NoSQL (DynamoDB).
• English communication skills - B1 level.
• Ability to solve problems independently, write clear code, and communicate well with teammates.
• Takes responsibility for their work and doesn't need constant oversight.

Nice to have:

• Experience with AI prompting.
• Familiarity with LangChain or LangGraph.

Hiring stages: Recruiter screening → Test assignment → Skills assessment interview → Final culture fit interview.

What We Offer:

• Working hours aligned with US time zones, typically 16:00–00:00 Kyiv time.
• English lessons to support clear and confident communication.
• Paid vacation and sick days.
• Fully remote work.
• Opportunities for professional growth within the team.
• Structured, personalized onboarding to help you ramp up effectively.

Apply with your resume and a short note outlining your relevant experience. You can also send your resume through our website at comeback.ua. Selected candidates will be contacted by Come Back Agency.

Our team is working for one of the world's largest providers of products and services for the ever-evolving needs of the energy industry. Oil and gas domain, well logging.
We are working with Azure cloud, GIT, Kubernetes, using C#, C++ last standards (C++ 17, potentially 20). Using SCRUM framework.

• Responsibilities:

  • Review and analyze tasks in Product Backlog Items provided by Product owner
  • Participation in grooming sessions and proactive task requirements and acceptance criteria clarification
  • Work as part of a team using Azure environment
  • Work with the team on development and resolving issues
  • Implement software changes from Product Backlog Items and technical requirements
  • Work with the QA team to determine if the application fit Product Backlog Items and technical requirements
  • Identify and fix bugs, find solutions to the problems
  • Maintain code quality, organization, and automatization
  • Maintain the developed software efficiently through a solid knowledge of software lifecycle

• Mandatory Skills Description:

  • 4+years of experience and strong knowledge in C/C++
  • Some experience and .NET/C# knowledge
  • Environment and tools: Docker, GIT, CMake, WCF
  • SOA, Microservices, Solid principles, DDD
  • Experience with databases (SQL)
  • Problem-solving, proactive in task clarification, analytical thinking
  • SCRUM framework knowledge and understanding of SDLC
  • English level: Intermediate+
  • Ability to work effectively in a team and with international clients

• Nice-to-Have Skills Description:

  • gRPC
  • Kubernetes
  • Multithreading knowledge
  • PowerShell scripting
  • Azure cloud
  • Oil and Gas domain knowledge

Luxoft, a DXC Technology Company, is a digital transformation services and software engineering firm providing bespoke IT solutions that drive business change. In financial services we deliver complex projects with highly skilled engineering talents. If you would like to help us build engineering solutions that make difference for our global financial industry clients, this may be your opportunity. We are looking for C# engineers with experience in scalable system designs, to join the team developing a firm-wide Risk platform for our client US multinational investment bank. Working in this project will let you:
- learn more about financial markets, products and risks.
- verify and grow your skills in global diverse team.

• Responsibilities:

  - Design and develop software components for Equity Risk Platform built on C# and C++
  - Coordinate efforts with local developers and wider global team.
  - Do scalability and performance optimizations.
  - Manage the software development life cycle, from planning and prioritizing to testing and release.
  - Review, test and debug team members' code
  - Document development phases
  - Identify and analyze user requirements.
  - Selection of the most suitable solutions for creating a product
  - Compliance with deadlines

• Mandatory Skills Description:

  - 4+ years of hands-on experience using .Net technology stack and providing high-quality solutions.
  - Solid core .Net, multithreading, concurrency, design patterns.
  - Experience with SQL
  - Ability to apply modern security protocols and best practices.
  - Good delegation and time management skills
  - Problem-solving abilities
  - The ability to prove their point of view to the customer.
  - Excellent communication skills

• Nice-to-Have Skills Description:

  - C++ knowledge
  - Investment Banking experience

GTM Engineer (Outbound Systems & Growth Automation)

Location: Remote

About the Role

We’re looking for a highly technical and growth-minded GTM Engineer to design, build, and optimize scalable outbound engines. This role sits at the intersection of growth, sales, and engineering—focused on creating multichannel systems that drive pipeline through intelligent automation and high-quality data.

You’ll be responsible for architecting outbound workflows across LinkedIn, email, and messaging platforms, leveraging data, signals, and modern tooling to reach the right prospects at the right time.

Key Responsibilities

• Build and scale multichannel outbound systems (LinkedIn, email, messaging platforms)
• Design automated workflows for prospecting, sequencing, and follow-ups
• Develop data pipelines using web scraping and enrichment tools
• Identify and integrate high-quality buying signals into outbound campaigns
• Optimize deliverability, personalization, and conversion rates across channels
• Experiment with new tools, channels, and automation strategies to improve performance
• Collaborate with sales and growth teams to align outbound efforts with GTM strategy

Requirements

• Proven track record of building and scaling outbound engines across multiple channels
• Strong experience with web scraping and data extraction techniques
• Hands-on experience with data enrichment and signal-based prospecting
• Proficiency with tools like Clay (or similar platforms) for workflow automation and enrichment
• Solid understanding of outbound infrastructure (domains, inboxes, deliverability, sequencing)
• Analytical mindset with a focus on testing, iteration, and performance optimization

Nice to Have

• Experience using AI tools like Claude for outbound personalization and workflow automation
• Familiarity with alternative enrichment and automation tools beyond Clay
• Experience working closely with sales teams in B2B environments

What We Offer

• Competitive compensation
• High ownership and autonomy in building GTM systems
• Opportunity to work on cutting-edge outbound and growth strategies
• Fast-paced, experimentation-driven environment

Join the Data Engineering team to contribute to the ongoing maintenance and improvement of an internal LLM-powered assistant that uses hosted LLM APIs and internal knowledge sources, with a focus on reliability, retrieval quality, and operational excellence.

• Responsibilities:

  • Maintain and enhance ingestion/enrichment pipelines for internal content (parsing/extraction, normalization, metadata enrichment, deduplication, and quality monitoring)
  • Improve indexing and retrieval performance and quality (chunking/segmentation refinements, embedding/index update workflows, metadata filtering, caching) and support hybrid retrieval capabilities (vector + keyword/BM25 + metadata)
  • Implement and maintain access-aware retrieval by propagating/enforcing document permissions through indexing and query-time filters, including audit logs and validation tests
  • Improve source attribution so responses reliably point to the correct documents and sections in a consistent format.
  • Extend and harden tool/workflow execution and automations (scheduled/trigger-based), including retries, timeouts, idempotency, concurrency controls, and run history
  • Develop and maintain evaluation and regression testing (golden sets, automated scoring) and support structured comparisons across LLM providers/models as required
  • Operate the platform in production: observability (logs/metrics/tracing), alerting, incident support, performance tuning, and cost controls, plus runbooks and handover documentation

• Mandatory Skills Description:

  8+ years of hands-on experience in Data Science and 5+ years in Machine Learning, with a proven track record, demonstrated through a robust portfolio of projects.
  Strong programming skills in languages such as Python and familiarity building ETL pipelines.
  Expertise in SQL and experience with both relational (preferably Postgres) and NoSQL databases (Open Search or Elastic Search)
  Familiarity with cloud platforms (e.g., AWS) and their services.
  Experience with version control systems (e.g., Git) and CI/CD pipelines.
  Ability to build scalable infrastructure to embed and search very large number of documents.
  Ability to move fast in an environment where things are sometimes loosely defined and may have competing priorities or deadlines.
  Expertise in ML inference optimizations
  Solid experience with Hybrid RAG, chunking/segmentation refinements, embedding/index update workflows, metadata filtering, caching, etc.
  Knowledge of network optimization for distributed ML training and inference.
  Understanding of distributed training patterns and checkpointing strategies.
  Strong English skills (B2 and higher)
  Strong verbal and written communication skills.
  Ability to work independently and collaborate in a group.

• Nice-to-Have Skills Description:

  Agile certification
  AWS/Oracle/Microsoft attestations and certifications
  Domain knowledge - Trading and Capital Markets

Remote 
Working Hours: Aligned with EST calling hours (flexibility required, occasional shifts up to 8:00 PM CET)

About the Role

We’re looking for a proactive and driven Sales Development Representative (SDR) to join our team. This role focuses heavily on outbound prospecting, especially cold calling, to generate qualified opportunities for the sales team. You’ll be the first point of contact for potential customers and play a key role in building our pipeline.

Key Responsibilities

• Conduct outbound prospecting through cold calls to generate new business opportunities
• Engage and qualify leads through meaningful conversations
• Identify customer needs and position relevant solutions
• Maintain accurate records of interactions in CRM systems
• Collaborate with the sales team to ensure smooth handoff of qualified leads
• Meet and exceed daily/weekly activity and pipeline targets

Requirements

• Proven experience in cold calling and outbound sales
• Strong conversational English skills (clear, confident, and engaging communication)
• Experience working with or targeting the US market
• Ability to handle objections and navigate conversations effectively
• Self-motivated with a results-driven mindset
• Comfortable working flexible hours aligned with EST time zones

Nice to Have

• Experience with LinkedIn outreach and social selling
• Experience running email outreach campaigns
• Familiarity with CRM tools and sales engagement platforms

Working Hours

• Primary focus on US (EST) calling hours
• Workday is not entirely call-heavy, but flexibility is required
• Occasional schedule adjustments up to 8:00 PM CET

What We Offer

• Competitive compensation (base + performance incentives)
• Opportunity to grow within a fast-paced sales environment
• Supportive and collaborative team culture

Senior Java Engineer (Java + VoIP/WebRTC)

Required:

Senior Java Engineer, English B2+

Full-time, EU/Eastern Europe working hours

Location: Ukraine, Armenia, Poland, Eastern Europe

Duration: Long-term

Project Overview

A real-time communication platform requiring high-performance backend services, low-latency architecture, and deep integration with VoIP/WebRTC infrastructure and mobile applications.

Responsibilities

Design and develop high-performance backend services using Java and Spring Boot

Build and maintain real-time communication systems (WebRTC, VoIP, SIP)

Integrate backend systems with mobile applications (iOS & Android)

Work with streaming, signaling, and media servers

Ensure low-latency, high-availability architecture

Collaborate with cross-functional teams (mobile, frontend, DevOps)

Optimize system performance, scalability, and reliability

Requirements (Must-have)

5+ years of experience with Java (Spring / Spring Boot)

Strong experience with WebRTC protocols and architecture

Strong experience with VoIP / SIP / RTP / signaling servers

Experience integrating with iOS and Android applications

Solid understanding of real-time data streaming

Solid understanding of distributed systems and microservices architecture

Experience with cloud platforms (AWS / GCP / Azure)

Familiarity with Kafka / WebSockets / REST APIs

Nice to Have

Experience with Twilio, Agora, Vonage or similar RTC platforms

Experience with media servers: Kurento, Janus, FreeSWITCH, Asterisk

Knowledge of AI/voice processing / speech analytics

Background in telecom or communication products

Tech Stack

Java, Spring Boot, WebRTC, VoIP/SIP/RTP, Kafka, WebSockets, REST, AWS/GCP/Azure, Microservices

Hiring Process

Intro call

Technical discussion

Offer

Start: ASAP

We are looking for a Middle/Strong Middle Full Stack Developer who actively uses AI-assisted development as a core productivity tool and enjoys building and improving real products in close collaboration with a client. 

This role is ideal for a developer with a startup/product mindset, who sees AI not as a replacement for engineering skills, but as a multiplier for speed, experimentation, and delivery quality. 
You will work on completing and enhancing a web application initially built with Lovable, using React, TypeScript, and Supabase, and collaborating directly with an English-speaking client. 

Responsibilities: 

• Actively use AI-assisted development tools (Cursor, GitHub Copilot, etc.) as a core part of your daily workflow to accelerate development and problem-solving 
• Complete and enhance a web application started with Lovable, maintaining and evolving the existing codebase 
• Build responsive and performant React applications using modern patterns and best practices 
• Design, implement, and maintain Supabase backend (database schemas, authentication, real-time features) 
• Write clean, maintainable TypeScript code, reviewing and refining AI-generated outputs 
• Integrate third-party APIs and services efficiently 
• Collaborate closely with the client to clarify requirements and deliver fast, iterative solutions 
• Participate in code reviews, ensuring quality, readability, and maintainability of AI-assisted code 
• Debug, optimize, and improve application performance 
• Stay up to date with modern AI development tooling and share practical insights with the team 

Requirements: 

• Hands-on experience using AI coding assistants (Cursor, GitHub Copilot, or similar) in commercial or real product development 
• Strong interest in AI-assisted development and willingness to actively use AI tools in daily work 
• 2+ years of commercial React experience 
• Solid understanding of React hooks, context, and modern component patterns 
• Experience with Supabase or similar BaaS platforms (Firebase, Appwrite, etc.) 
• Proficiency in TypeScript 
• Experience with responsive design and modern CSS approaches (Tailwind CSS is a plus) 
• Understanding of REST APIs and real-time data synchronization 
• Confident use of Git and common workflows 
• Upper-Intermediate English or higher (direct client communication) 
• Ability to work independently, take ownership, and make pragmatic technical decisions 
• Problem-solving mindset with a focus on delivery and impact, not just perfect architecture 

Nice to Have: 

• Experience with Lovable or other AI-powered development platforms (v0, Bolt, Replit Agent) 
• Experience comparing and choosing between different AI coding tools 
• Knowledge of PostgreSQL and basic SQL optimization 
• Experience with Supabase Edge Functions 
• Familiarity with testing tools (Jest, React Testing Library, Playwright) 
• Experience with deployment and CI/CD (Vercel, GitHub Actions) 
• Basic understanding of UI/UX principles 
• Participation in AI, startup, or indie-dev communities 

We Offer: 

• Innovation Culture: Work in a team that actively experiments with AI and modern development approaches 
• Real Product Impact: Direct collaboration with a client and influence on product decisions 
• Flexible Work: Remote work or a modern office in Kyiv 
• Generous Time Off: 20 paid vacation days + 15 sick leave days annually 
• Professional Growth: Compensation for courses, certifications, and learning resources 
• Cutting-Edge Tools: Access to premium AI tools (Cursor Pro, GitHub Copilot, etc.) 
• Supportive Environment: Collaboration, trust, and focus on outcomes rather than micromanagement 

Recruitment Process: 

1. HR Interview 
2. Tech&Final Interviews  
3. Job Offer 

If you have any questions or need clarifications, feel free to reach out to our Talent Hunter Team by email.

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

Together with Viktoriia Shyvala, Marketing Designer (CRM) at Headway Inc, we’re looking for a Freelance Graphic Designer to work on email and in-app design.

Why it’s exciting to work with us:

• We’re a data-driven company, so you’ll clearly see the impact of your design decisions through real performance metrics.
• We offer flexible workload and working hours — you can plan your time and projects the way it suits you best.
• We ensure a stable and predictable flow of tasks, so you can focus on creativity without chasing clients.

What will you do:

• Design emails and in-app visuals in Figma for Headway, Nibble, and Skillsta.
• Create and adapt reusable templates/components to keep layouts consistent across brands and formats.

What do you need to join us:

• 2+ years of experience in email or web design.
• Proficiency with Figma (strong Auto Layout skills).
• Strong command of composition, color theory, and typography.
• Understanding of email design basics and how designs are implemented in email builders (layout limitations, attention hierarchy).
• Strong visual taste and creativity.
• English at B1+ level.
• Strong time-management skills and ability to meet deadlines.

Are you interested? Send your CV and Portfolio!

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

The core of our achievements is our team. We believe in people and shared values SELECT. That’s why, together with Vladyslav Strykun, Chief Marketing Officer at Headway Inc, we’re looking for a Senior SMM Manager to work on promoting the brand of Headway by Headway Inc on social media and building a community around self-growth learning.

What product will you be working on?

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

Why is it interesting:

• An opportunity to join the development of an EdTech application that has a multi-million audience in social networks — more than 4.1 million followers on Instagram
• Ability to focus on managerial and strategic tasks — we already have a creative writer, designer, and posting manager in the team
• Freedom to create new ideas, test hypotheses, and implement changes — we provide all the opportunities for their implementation
• Your decisions and ideas will have a direct impact on the business
• Opportunities for professional growth with a team that is always ready to support you
• Constant exchange of experience with marketers from our team and other projects

What will you do:

• Analyse competitors and create an SMM strategy
• Manage Facebook, Instagram, and TikTok pages
• Develop pages on Quora, Pinterest, Reddit
• Implement the content plan together with a copywriter and designer
• Conduct brainstorming sessions
• Review and approve final content with the product team
• Build a network of creators and implement craft video content with contractors
• Analyse the performance of social platforms and prepare monthly reports

What do you need to join us:

• 1+ year of experience as an SMM Manager in an IT product or digital agency
• Working with analytics, marketing funnels, and metrics (ER, ERR, ROI)
• Project management skills
• Following innovations in social media
• Ability to generate ideas and analyse content through the prism of marketing goals
• Sharing the values of the team (SELECT)

What do we offer:

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

Working schedule

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

Are you interested? Send your CV!

Headway Inc is a global tech company, revolutionizing lifelong learning by creating digital products for over 165 million users worldwide. Our mission is to help people grow. We’re proud to be ranked 4th among the World’s Top EdTech Сompanies by TIME magazine. We believe lifelong learning should be accessible, personalized, and impactful to each individual. That’s how we change the world and why we bring together exceptional minds.

The core of our achievements is our team. We believe in people and shared values SELECT. That’s why, together with Vladyslav Strykun, Chief Marketing Officer at Headway Inc, we’re looking for an SMM Lead to own and scale our group-wide SMM strategy — building the operating system, leading the team, and driving both performance results and long-term brand equity across multiple products.

Why is it interesting:

• An opportunity to shape SMM at the group level for a multi-product EdTech ecosystem with a multi-million social audience, including 5M+ followers on Instagram.
• Ability to focus on managerial and strategic tasks — we already have creative writers, designers, and a posting manager in the team.
• Building a dual-focus system that drives both performance and brand equity, powered by strong operations, a high-performing team, and data-driven reporting.
• Freedom to create new ideas, test hypotheses, and implement changes — we provide all the opportunities for their implementation
• Opportunities for professional growth with a supportive team — with a clear path to grow into a Head role.

What will you do:

• Own group-wide SMM strategy across Headway, Nibble, Skillsta, and new launches, aligned with positioning, GTM, and business goals.
• Build and run the SMM operating model: planning, production, QA, publishing, and cross-channel coordination.
• Lead and scale the team: hire, set operating principles, coach SMM Managers, and align designers/copywriters around priorities.
• Keep brands distinct by defining messaging, tone, and content guidelines across products.
• Partner with PMM, Brand, UA, Influencer, PR, and Product teams to support GTM and contribute to marketing and product funnels.
• Own analytics and insights: KPIs, dashboards, performance reviews, plus trend/competitor research to launch new formats and growth loops.

What do you need to join us:

• 3+ years of experience as an SMM Manager (at least 1 year as SMM Lead/Head) in an IT product company or digital agency.
• Skills in working with social media algorithms on Instagram, Facebook, and TikTok.
• Working with analytics, marketing funnels, and metrics (ER, ERR, ROI).
• Ability to generate ideas and analyse content through the prism of marketing goals.
• English proficiency at B2 level or higher.
• Alignment with the values of our team (SELECT).

What do we offer:

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

Are you interested? Send your CV!

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

The core of our achievements is our team. We believe in people and shared values SELECT. That’s why, together with Yulia Mamonova, Head of Organic Growth at Headway Inc, we’re looking for a SEO Manager to join our team of superstars transforming the EdTech industry.

What product will you be working on?

Nibble is an all-around knowledge app for adult learners. It offers short, interactive lessons on different topics, from art to math. Nibble has been featured as App of the Day in over 50 countries, including the US, the UK, and Canada.

Why this is exciting:

• An opportunity to join a key SEO unit and drive strategic decisions.
• A professional, supportive team environment where growth feels safe and natural.
• Direct impact on shaping and building a brand-new unit and its ways of working.
• High visibility of results — with plenty of room for both vertical and horizontal growth with strong performance.
• Significant space and resources for experimentation and bringing ideas to life.

What you’ll do:

• Develop and execute the organic growth (SEO) strategy to support the launch and growth of the Nibble app website in search.
• Run market, keyword, and competitor research; build and prioritize a keyword roadmap to attract the right audience.
• Collaborate closely with colleagues in growth marketing, content marketing, product teams, and others.
• Introduce and roll out new SEO tools and technologies to scale impact.
• Monitor performance, analyze results, and share clear insights and updates with the Organic Growth team and stakeholders.

You’ll be a great fit if you:

• 3+ years of hands-on SEO experience.
• A strong belief in SEO as a key growth channel and a clear understanding of how it drives sustainable business impact.
• Strong analytical skills and a data-driven mindset — comfortable working with metrics, forming hypotheses, and validating decisions with data.
• Experience working in a product environment and partnering with cross-functional teams.
• Communicate confidently in English (Upper-Intermediate+).
• Share our SELECT values and enjoy working as part of a collaborative, driven team.

What do we offer:

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

Working schedule

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

Are you interested?
Send your CV!
 

About TechChain Solutions

TechChain Solutions is a growing technology company building products and services at the intersection of blockchain and enterprise software. We're expanding our commercial teams and need a reliable freelance recruiter to help us bring in the right people quickly.

The role

• Part-time freelance / contractor engagement (10–20 hours per week, fully remote)
• Full-cycle recruiting: sourcing, screening, coordinating interviews, supporting offers and closing
• You'll own your own pipeline and work directly with the CEO 
• Expected volume: roughly 2 hires per month when vacancies are active

What you'll be hiring for

• Sales roles - BDR, SDR
• Lead-gen and growth marketers 
• Product Managers and Business Analysts
• Occasional engineering roles (backend, smart-contract, full-stack)

Requirements

• 2+ years recruiting experience in an IT product or IT services company
• Demonstrated track record placing sales, marketing, product, or BA roles (please share examples)
• English B2 or higher — written and spoken, comfortable running candidate intake calls
• Confident sourcing on LinkedIn Recruiter, Djinni and Telegram-based channels
• Self-directed, organized, and reliable at managing a pipeline with minimal oversight

Nice to have

• Basic HR generalist knowledge (offer letters, onboarding, contractor agreements)

Compensation

• Salary based on actual hours at the start of next month 
• $200 USD bonus per successful hire, paid after the candidate completes one month of probation
• Opportunity to grow into full time position if the partnership works well

What success looks like in the first 30 days

• First qualified shortlist (3 candidates) within 5 business days of any role kickoff
• At least 2 closed hires per month when vacancies are active
• Clean, consistent documentation - candidate notes, stage tracking, and weekly updates
• Clear, honest feedback about what's working and what isn't in our process

How to apply

Send your CV plus a short note (2–3 sentences) answering: why you want this role. 

🎯 Full-Stack Developer (NestJS/Next.js)

We're a small but passionate product company focusing on delivering top-tier user experiences. Our flagship product is a CS2 Case Opening website. We move fast, think deeply about our users, and care obsessively about their interactions. If you're someone who thrives in a tight-knit, ownership-driven environment, you’ll feel right at home.

We are looking for a Full-Stack developer for a brand-new project.
You will work across front-end and back-end domains (50/50). On the front end, you’ll utilize Next.js to build responsive UIs and integrate real-time functionality using WebSockets. On the back end, you’ll leverage NestJS, MySQL, Redis, and RabbitMQ to build robust, optimized, and scalable applications.

🚀 Technical Stack:

• Front End: Next.js 15 (React), TypeScript, HTML5, CSS3
• Back End: NestJS (Node.js/TypeScript), RabbitMQ, Redis, MySQL
• Real-Time: WebSockets

• Version Control: Git

   

👥 As a Member of Our Team, You Will:

• Collaborate with product owners to define, design, and deploy new features end-to-end.
• Troubleshoot, test, and maintain software to ensure optimal performance and functionality.
• Contribute to all phases of the development lifecycle, from initial planning to final deployment.

• Follow industry best practices

   

💡Core Skills Required:

1. Core: Strong knowledge of JS (3 years+)
2. Frontend: HTML5, CSS3. Experience with React is a must.
3. Backend: Proficient with NestJS and TypeScript. Knowledge of DDD and CQRS is a plus.
4. Databases: Strong knowledge of SQL is a must.
5. Message Brokers: Knowledge of RabbitMQ is a plus.
6. Version Control: Proficient with version control tools like Git.
7. API Integration: Ability to work with REST and GraphQL requests.
8. Real-Time Communication: Experience with WebSockets.

9. Language: Intermediate level of English.

    

🧠 Soft Skills:

• Communication: Excellent ability to articulate ideas and solutions to team members and stakeholders.
• Problem-Solving: Strong analytical and troubleshooting abilities.
• Adaptability: Comfortable switching between front-end and back-end tasks, and learning new tools as needed.
• Teamwork: A collaborative mindset, open to feedback and knowledge sharing.

• Self-motivation: Proactive approach to tackling tasks with minimal supervision.

   

🎁 What We Offer:

• Fully remote work.
• Competitive salary.
• Flat company structure: no bureaucracy.
• Opportunities for professional growth.
• Work-life balance with flexible working hours.
• Access to various learning resources and development programs
• 20 days of vacation time
• 5 illness days

Our client is looking for a Telegram Ads Media Buyer for paid advertising campaigns.

Role Overview:Our client is looking for an experienced min 2 years Telegram Ads Media Buyer to run and scale paid advertising campaigns within the Telegram Ads ecosystem, targeting the Turkey market (iGaming vertical). The role focuses on placing sponsored messages in relevant Telegram channels and driving high-quality traffic to company offers.

Key Responsibilities:

• Launch and manage campaigns via Telegram Ads platform (sponsored ads, video, text, etc.);
• Target and select relevant Turkish Telegram channels (casino/betting audience);
• Create and test ad creatives adapted to Telegram format;
• Manage multiple ad accounts and budgets;
• Optimise campaigns based on CPC, CTR, CPA, ROI;
• Monitor placements and improve traffic quality;
• Work with tracking tools and analytics;
• Scale profitable campaigns and cut underperforming ones.

Required Skills & Experience:

• Proven experience with Telegram Ads (official platform);
• Experience running campaigns in restricted / sensitive verticals (iGaming);
• Strong understanding of the Turkey Telegram audience & channel ecosystem; Ability to:
• Create high-converting Telegram ad creatives;
• Identify high-quality channels for placement; Experience with:
• Ad account management (including sourcing and buying accounts );
• Budget control & scaling strategies;
• Data-driven mindset (comfortable with performance metrics).

Will be a plus:

• Experience in iGaming / betting offers;
• Understanding of funnel tracking (post-click performance);
• Experience working with large budgets;
• RU/EN for sure.

The company guarantees you the following benefits:

• A positive workplace atmosphere that creates a culture of collaboration and support, making it a place you'll love working in;
• Competitive compensation and regular career development reviews;
• Flexible working hours and remote working options, you'll enjoy the freedom that the company provides;
• A generous vacation and sick leave policy, allowing you to take time off and enjoy a work-life balance;
• Financial assistance for professional development, helping you stay ahead of the curve and love your career path;
• Educational Allowances that give you the opportunity to expand your knowledge and experience;
• You'll have a monthly allowance for personal activities, giving you the opportunity to pursue your interests and hobbies outside of work;
• A comprehensive health insurance plan, depending on your current location;
• Referral program with financial rewards for bringing top talent to the company;
• Engaging in team-building activities and corporate parties.

Interview process:

• HR Interview with the Recruiter;
• Final interview with the team;
• Final decision.

If you find this opportunity right for you, don't hesitate to apply or get in touch with us if you have any questions!