Jobs at Djinni

ABOUT US:
BetterMe is a health & wellness platform providing a tailored holistic approach to well-being. Since 2017, we have been on a mission to create a healthier world for everyone, regardless of age, sex, physical ability, or background. Our goal is to make a healthy lifestyle accessible to everyone so they can achieve long-term health benefits.

Your impact:
- Manage and optimize cloud infrastructure and resources with attention to cost and resilience;
- Enhance technical monitoring and alerting to ensure the availability and performance of critical services;
- Automate repetitive tasks, reducing the need for manual intervention and optimizing resource utilization;
- Generate ideas to explore new technologies, tools that can enhance the efficiency of team;
- Improve CI/CD practices and secrets management across the company, aligning with security best practices and compliance regulations;
- Participate in on-call rotations (1 week per month). Each shift rewards with either money or an extra day off.

About project technologies:
- AWS;
- Terraform as IAC tool, plus Ansible for configuration and deployments;
- Database: AWS RDS Aurora (MySQL, PostgreSQL), AWS Redshift;
- Docker, Kubernetes (AWS EKS), Helm;
- CI/CD: Github Actions with Helm Release;
- Monitoring&Alerting: Prometheus, Grafana, Thanos, OpsGenie, Elastic APM;
- Web applications: NodeJS, React;
- Backend: PHP - Symfony, Yii; Golang;
- User management: Okta SSO;

About you:
- 5+ years of DevOps experience, including expertise in managing cloud-based infrastructure (AWS or other cloud platforms);
- Hands-on experience with Kubernetes (K8s), Docker, Helm, and similar containerization/orchestration technologies;
- Strong skills in configuring and managing monitoring systems, such as Prometheus and Grafana, managed Elastic APM would be a big plus;
- Proficiency in building and maintaining CI/CD pipelines (e.g., GitHub Actions or similar tools);
- Excellent troubleshooting skills and the ability to resolve complex infrastructure challenges;
- A proactive mindset and a strong business-oriented approach to problem-solving;
- Familiarity with managing large-scale, distributed systems is a plus.
 

Our mission is creating happiness within since we believe that having your mind and body in complete harmony is key for overall health and quality of life. We plan to capture the growth of the Global Health Market, and our ideal candidate will focus on building the largest health tech company in the world. 💪
The success of the product became possible through the hard work and dedication of 400+ talented and forward-thinking employees who are true experts in their field. We’re one of the biggest partners of Facebook, Google, Snapchat & Twitter within the CEE region. 🌎

Our company is built on the ability to find the best people and provide them with everything needed to stay focused on what’s important to make our users even healthier, sportier, happier and better! We create a business environment that brings up best in everyone. We have no bureaucracy, and we give our colleagues complete freedom to make decisions and achieve brilliant results. 🚀

Competitive salary. Compensation that will help you focus on your projects and personal development.

Professional Growth. We offer a possibility to attend internal, external courses, seminars and access to a corporate library. You will be working with a team of professionals to get insights and discuss ideas.

Comfortable working environment. We provide all necessary work equipment for your role and serve complimentary breakfasts, lunches, and snacks in the Kyiv office.

Health&Fitness. We provide employees with 20 days of paid vacation, medical insurance and a variety of sports activities available for employees inside and outside the office.

Rest. We organize team buildings, parties and various team activities to boost our collaboration.

Client

DataArt is a global software engineering firm and a trusted technology partner for market leaders and visionaries. Our world-class team designs and engineers data-driven, cloud-native solutions to deliver immediate and enduring business value.

Technology stack

Operating Systems: Microsoft Windows, macOS, Linux
Network Technologies: AD, DNS, DHCP, NAT, VPN, VLAN, Group Policies

Responsibilities

• Workstation Setup & Maintenance: Configure and deploy hardware and software for new employees
• Network Configuration & Support: Ensure seamless connectivity and troubleshoot network issues
• Peripheral Device Management: Set up printers, scanners, and other peripherals
• System & Infrastructure Monitoring: Monitor system performance and promptly address any disruptions
• User Support: Provide efficient technical support to end-users, troubleshooting issues and answering queries
• Technical Documentation: Maintain accurate records of system configurations and changes
• Routine Maintenance: Regularly update software, perform backups, and manage incidents
• Security & Compliance: Implement security measures and adhere to industry standards

Requirements

• Computer Proficiency: Excellent understanding of hardware and software troubleshooting
• Microsoft Windows Expertise: Familiarity with Windows Server and desktop operating systems
• Network Knowledge: Strong understanding of Active Directory (AD), DNS, DHCP, NAT, VPN, VLAN, and Group Policies
• Cross-Platform Skills: Comfortable working with Windows, macOS, and Linux
• Soft Skills: Effective communication with internal customers and colleagues
• Adaptability & Teamwork: Initiative, ability to multitask, and desire to collaborate
• English Proficiency: Excellent verbal and written communication skills

Nice to have

• Virtualization: Experience with VMware ESXi
• Scripting: Proficiency in PowerShell scripts for task automation
• Server Administration: Experience managing Windows Servers
• Access Management: Managing access rights and File Server service quotas
• Monitoring Tools: Experience with Zabbix and Syslog
• Certifications: CCNA, MCSA, or other relevant vendor certifications are highly valued

Kraken Leads a dynamic company with Ukrainian roots, providing comprehensive SEO solutions for iGaming products for over 6 years.
 

We are looking for an experienced and detail-oriented Content Manager who will take full ownership of the content production process for our SEO projects. This role combines strategic thinking, operational management, and creativity.
 

If you are passionate about creating data-driven content that drives real impact, thrive in collaboration with SEO and tech teams, and are eager to grow through innovation — we’d love to have you on board!
 

Requirements:

• 1.5+ years of experience as a Content Writer, Content Manager, or in a similar content-related role.
• Proven track record in SEO content creation understanding of keyword strategy, user intent, and on-page optimization.
• Experience in iGaming projects (casino, betting, slots, or related niches).
• Hands-on experience with AI tools such as ChatGPT, Claude, Perplexity, or similar understanding how to use AI for content generation and editing.
• Basic knowledge of JSON or prompt engineering will be a strong advantage.
• English proficiency Upper-Intermediate (B2) or higher; additional languages (especially European) will be a plus.
• Strong attention to detail, ability to manage multiple content streams simultaneously, and deliver high-quality results on time.
• Open mindset, eagerness to learn, and readiness to continuously improve AI and SEO skills.
   

Responsibilities:

• Manage the full content cycle for SEO projects planning, ordering, editing, and publishing content according to technical guidelines and deadlines.
• Collaborate closely with the SEO team and other departments to align content strategy with overall business goals and ensure consistent quality across deliverables.
• Ensure timely completion of content tasks with a stable quality level and minimal rework (up to 10% per month).
• Maintain clear communication with cross-functional teams, sharing updates, analysing results, and contributing to process improvement discussions.
• Provide regular feedback to the tech and product teams on website functionality, internal tools, and workflows to enhance efficiency and performance.
• Continuously research, test, and propose new tools, services, and models to optimize, automate, and scale content operations.

• Actively develop AI-related skills (ChatGPT, Claude, Perplexity, etc.) to enhance productivity and innovation in daily work.

   

Why it’s comfortable to work with us:
 

📚 Development without limits: Clear professional roadmap, personal budget for courses and trainings, annual skill upgrade your career grows together with the company.

🌍 Flexibility and balance: Start your working day anytime between 8:00 and 11:00, work remotely from anywhere, or drop by our Kyiv coworking space for networking and team vibes.

💚 We care about you: 17 paid vacation days + additional day-offs for holidays, 100% paid sick leaves, and a wellbeing budget for sports, healthcare, or your favorite hobby.

📄 Zero bureaucracy: We handle all legal and accounting matters you focus purely on performance and results.

💪 Energy and achievements: We run, do yoga, launch challenges, and celebrate both personal and team victories because success feels better together.

🎯 Smooth start and full support: Friendly onboarding with a buddy, ongoing feedback, transparent goals, and a clear understanding of success metrics.

💬 Open communication with leadership: Direct access to C-level, regular all-hands meetings, and transparency in decisions your voice is always heard.

💰 Transparent compensation: Your income grows with your results. We value fairness and reward performance.

🚀 Your journey to joining the team:

Resume review — we carefully evaluate your background and experience.

Interview with a recruiter — to align expectations and share details about the role.

Technical/manager interview — meet your future manager and discuss real tasks.

Paid test task — a chance to show your approach and skills in action.

Final interview with the CEO — friendly chat about vision, values, and growth.

Offer and onboarding — welcome to Kraken Leads, where your next chapter begins!

Kraken Leads a dynamic company with Ukrainian roots, providing comprehensive SEO solutions for iGaming products for over 6 years.

We are looking for an experienced and results-oriented Team Lead SEO who can take full responsibility for client SEO directions and team management: from developing strategy and financial models to scaling results and building a stable profitable business.

Requirements:

• Experience in building and managing an SEO team (full cycle: selection, adaptation, processes, motivation, KPI) with reaching the break-even point;
• Proven success in competitive niches (iGaming, Dating, Nutra, Betting and other high-risk) - top 3-5 facts for XXX queries;
• Experience working with JS projects (React, Vue, Angular): indexing, ranking, SSR (consultative);
• Experience in managing multi-regional projects (canonical, hreflang);
• Strong management skills: strategy building, role distribution, employee development, training for complex projects, conflict resolution;
• Business thinking: P&L, KPI, assessing team effectiveness in numbers;
• Deep understanding of SEO (technical, content, link building, analytics) and monitoring results with deadlines;
• Proficiency in analytical tools: GSC, GA4, Ahrefs, Semrush, Bing Webmaster Tools, etc. (strategic level);

• English - from B2 level.

   

Responsibilities:

• Development, coordination and implementation of SEO strategy for international client projects (Google, Bing, local search engines);
• Management of link building strategy taking into account regional specifics: anchor lists, donor control, work with different markets;
• Participation in team formation and scaling: hiring, adaptation, training for JS/multi-regional projects, motivation and KPIs;
• Ensuring the achievement of planned team results within the established deadlines for client projects: growth of organic traffic, positions, conversions;
• Ensuring regular communication of the team with related departments and client teams to achieve business goals;
• Planning, together with SEO specialists and the content department, content strategy for multi-regional sites: clustering, semantics, TOR for editors, quality control and localization;
• Working with analytics: Google Search Console, GA4, Ahrefs, Semrush, Bing Webmaster Tools, BI tools;
• Implementation and testing of AI tools for SEO automation.

Why it’s comfortable to work with us:

📚 Development without limits: Clear professional roadmap, personal budget for courses and trainings, annual skill upgrade your career grows together with the company.

🌍 Flexibility and balance: Start your working day anytime between 8:00 and 11:00, work remotely from anywhere, or drop by our Kyiv coworking space for networking and team vibes.

💚 We care about you: 17 paid vacation days + additional day-offs for holidays, 100% paid sick leaves, and a wellbeing budget for sports, healthcare, or your favorite hobby.

📄 Zero bureaucracy: We handle all legal and accounting matters you focus purely on performance and results.

💪 Energy and achievements: We run, do yoga, launch challenges, and celebrate both personal and team victories because success feels better together.

🎯 Smooth start and full support: Friendly onboarding with a buddy, ongoing feedback, transparent goals, and a clear understanding of success metrics.

💬 Open communication with leadership: Direct access to C-level, regular all-hands meetings, and transparency in decisions your voice is always heard.

💰 Transparent compensation: Your income grows with your results. We value fairness and reward performance.

🚀 Your journey to joining the team:

Resume review — we carefully evaluate your background and experience.

Interview with a recruiter — to align expectations and share details about the role.

Technical/manager interview — meet your future manager and discuss real tasks.

Paid test task — a chance to show your approach and skills in action.

Final interview with the CEO — friendly chat about vision, values, and growth.

Offer and onboarding — welcome to Kraken Leads, where your next chapter begins!

We’re looking for a creative Motion Designer who knows how to make visuals come alive ✨
If you love animation, smooth transitions, and storytelling through motion — this is for you!

🚀 Responsibilities
Create short animations and motion graphics for ads, social media, and brand content.
Combine video footage with animation and visual effects.
Work closely with the creative team to bring ideas to life.
Deliver clean, modern, and dynamic visuals that tell a story.
✅ Requirements
At least 1 year of experience in motion design or video production.
Understanding of animation principles, pacing, and composition.
Creativity, attention to detail, and good visual taste.
Basic English for understanding project briefs.
💎 We offer
Remote work & flexible schedule 🌍
Creative commercial projects with international clients.
Supportive and friendly team.
Fair rate depending on your skills and experience.

Kraken Leads a dynamic company with Ukrainian roots, providing comprehensive SEO solutions for iGaming products for over 6 years.

We’re looking for an experienced and proactive Affiliate Manager to join our dynamic iGaming team. This role is perfect for someone who enjoys building long-term partnerships, negotiating win-win deals, and driving business growth through strategic collaborations. You’ll work closely with our content and SEO teams to launch and scale profitable projects across multiple GEOs.

Requirements:

• At least 2 years of experience on Affiliate Manager role;
• Proven experience in partner and advertiser acquisition, including outreach, negotiations, and deal closure;
• Strong understanding of the SEO and Affiliate markets in highly competitive niches, especially iGaming;
• Hands-on experience with CRM systems and TDS / traffic tracking tools (e.g. Keitaro or similar);
• Solid knowledge of basic deal models (CPL, CPA, RevShare, Hybrid) and how they vary by GEO;
• Ability to work with traffic statistics and conversion metrics, analyze data, and provide performance insights.

• English level — Upper-Intermediate (B2) or higher; additional languages will be a plus.

   

Responsibilities:

• Manage the full cycle of partner relations — from initial outreach and negotiations to signing agreements and maintaining long-term cooperation;
• Re-establish and strengthen collaboration with previous partners; initiate and secure improved terms of cooperation;
• Research and identify new partners, advertisers, and brands for upcoming website launches or specific GEO requests;
• Develop and process incoming and outgoing partnership requests; maintain an active database of deals and financial settlements;
• Negotiate and sign fixed agreements (including paid placements and content-based partnerships);
• Coordinate with the content team to ensure timely placement and optimization of materials, aiming to achieve top ranking positions;
• Work with tracking systems (Keitaro or similar) to manage referral links, postbacks, and performance analytics;
• Monitor and calculate statistics across websites after verification periods, ensuring data accuracy and financial transparency;
• Keep offers and deals up-to-date, ensuring relevance and profitability for both sides.

Why it’s comfortable to work with us:

📚 Development without limits: Clear professional roadmap, personal budget for courses and trainings, annual skill upgrade your career grows together with the company.

🌍 Flexibility and balance: Start your working day anytime between 8:00 and 11:00, work remotely from anywhere, or drop by our Kyiv coworking space for networking and team vibes.

💚 We care about you: 17 paid vacation days + additional day-offs for holidays, 100% paid sick leaves, and a wellbeing budget for sports, healthcare, or your favorite hobby.

📄 Zero bureaucracy: We handle all legal and accounting matters you focus purely on performance and results.

💪 Energy and achievements: We run, do yoga, launch challenges, and celebrate both personal and team victories because success feels better together.

🎯 Smooth start and full support: Friendly onboarding with a buddy, ongoing feedback, transparent goals, and a clear understanding of success metrics.

💬 Open communication with leadership: Direct access to C-level, regular all-hands meetings, and transparency in decisions your voice is always heard.

💰 Transparent compensation: Your income grows with your results. We value fairness and reward performance.

🚀 Your journey to joining the team:

Resume review — we carefully evaluate your background and experience.

Interview with a recruiter — to align expectations and share details about the role.

Technical/manager interview — meet your future manager and discuss real tasks.

Paid test task — a chance to show your approach and skills in action.

Final interview with the CEO — friendly chat about vision, values, and growth.

Offer and onboarding — welcome to Kraken Leads, where your next chapter begins!

We are looking for a Product Marketing Manager to join Dealpump, a social network for smart shoppers. This is a strategic role where you’ll be responsible for building and optimizing quiz funnels to drive user acquisition, engagement, and overall growth.

As we grow within the $1.19 trillion e-commerce industry, your ability to deliver data-driven strategies and experiments will be essential for the successful launch and rapid validation of new marketing hypotheses.

What challenges await you:

• Quiz Funnel Strategy & Execution: Design, launch, and optimize quiz funnels that drive user acquisition and engagement.
• Conversion Optimization: Run A/B and multivariate tests on funnels, creatives, and messaging to maximize signups, CTR, and ROI.
• Market & User Research: Identify user segments, test hypotheses, and refine messaging to align with user motivations.
• Cross-functional Collaboration: Work closely with Product, Design, and Data teams to ensure funnel initiatives align with product experience and business goals.
• Analytics & Reporting: Track funnel performance, analyze user journeys, and present actionable insights to leadership.
• Growth Experiments: Propose, prioritize, and run growth experiments across quiz funnels, landing pages, email campaigns, and retargeting flows.
• Balancing engagement with conversion in quiz funnels.
• Continuously testing and optimizing creative, copy, and user flows at speed.
• Adapting quickly to shifting ad platform algorithms and privacy changes.
• Collaborating cross-functionally in a fast-paced startup environment.

What we value:

• 3+ years of experience in growth marketing, product marketing, or funnel optimization.
• Proven track record of building and optimizing quiz funnels or interactive lead-generation flows.
• Strong understanding of performance marketing (Facebook Ads, TikTok Ads, Google Ads).
• Proficiency with analytics tools (Google Analytics, Mixpanel, Amplitude, or similar).
• Experience with A/B testing and CRO (conversion rate optimization).
• Strong copywriting and messaging skills, especially for quiz-style engagement.
• Data-driven mindset with ability to interpret funnel metrics (CTR, CVR, CAC, LTV).
• Experience owning and executing end-to-end growth or marketing funnel projects.
• Demonstrated ability to increase conversions and optimize customer acquisition.
• Hands-on campaign management and creative testing experience.
• Collaboration with cross-functional teams (engineering, product, design).
• English B2+ proficiency.
• Autonomous, ambitious, proactive, positive, open and easy-going, and empathic personality.

A plus if you have:

• Knowledge of behavioral psychology and gamification techniques.
• Experience working in high-growth startups.
• Experience in building marketing programs from scratch.
• Previous work in scaling a consumer-facing product in the US market.

Join our team!

We are looking for a Manual QA Engineer (Backend). In this role, you will dive deep into backend testing, working with both relational and document-oriented databases, REST API clients, Proxy tools, and analytics. Also you will test marketing logics, ensure seamless data accuracy, and directly influence the quality of a global-scale product. You will be part of a fast, responsive team with minimal bureaucracy, open communication, and the opportunity to grow through working with automation testing tools

About the company: United Tech is a global IT product company shaping the future of real-time social connection. With millions of users across North America, Europe, LATAM, and MENA, we build next-gen mobile and web apps for live-streaming and social networking. Our platforms enable connection at scale fast, interactive, and deeply engaging. The market is projected to exceed $206B by 2030, and we are already leading the evolution. Founded in Ukraine, scaling worldwide. Are you in?

In this role, you will

• Perform manual testing of backend systems using API tools and databases
• Conduct Smoke, Sanity, and Regression testing of backend functionality
• Create and maintain test documentation
• Participate in SCRUM and SDLC processes
• Conduct A/B testing
• Work with internal products such as admin panels
• Investigate bugs and analyze root causes
• Build reports and communicate testing results
• Work on improving testing speed and quality
• Test new product features and ensure requirements coverage

It’s all about you

• 2+ years of backend testing experience
• Experience testing mobile and web applications
• Proficiency with Postman and Swagger
• Familiarity with Proxy Debugging tools (Charles, Fiddler, etc.)
• Experience with MongoDB Compass or relational databases (SQL)
• Quick grasp of new concepts and attention to detail
• Understanding of SCRUM processes
• English at Upper-Intermediate level 
• Strong analytical skills and experience testing requirements
• Experience with A/B testing
• Proficiency in Jira and Confluence
• Experience with AppsFlyer testing, Performance testing, and APNS/FCM testing
• Understanding of QA management principles
• Proactive and take ownership of both your wins and your challenges because you care about the outcome, not just the process

What we offer

Care and support: 

• 20 paid vacation days, 15 sick days, and 6 additional days off for family events
• Up to 10 additional days off for public holidays
• 100% medical insurance coverage
• Sports and equipment reimbursement
• Team building events, corporate gifts, and stylish merch
• Financial and legal support
• Position retention and support for those who join the Armed Forces of Ukraine
• Participation in social initiatives supporting Ukraine
   

Comfortable working environment:

• Work from our Kyiv hub or remotely with a flexible schedule 
• Workspace rental reimbursement in other cities and abroad
• Modern equipment or depreciation of your own tools
   

Investment in your future:

• Collaborate with a highly-skilled team of Middle & Senior professionals, sharing practical cases and expertise in the social networking niche
• 70% of our heads and leads have grown into their roles here – so can you!
• Performance-oriented reviews and Individual Development Plans (IDPs)
• Reimbursement for professional courses and English classes
• Corporate library, book club, and knowledge-sharing events
   

Hiring process
 

• Intro call
• Technical interview
• Test Task
• Final Interview
• Reference check
• Offer

We’re looking for a Machine Learning Engineer with a strong background in Computer Vision and Generative AI to join our R&D team. You’ll build and optimize pipelines for virtual try-on, pose-guided image generation, and garment transfer systems using cutting-edge diffusion and vision models.

Must-Have Skills

Core ML & Engineering

• Proficiency in Python and PyTorch (or JAX, but PyTorch preferred)
• Strong understanding of CUDA and GPU optimization
• Ability to build exportable, production-ready pipelines (TorchScript, ONNX)
• Experience deploying REST inference services, managing batching, VRAM, and timeouts

Computer Vision

• Hands-on experience with image preprocessing, keypoint detection, segmentation, optical flow, and depth/normal estimation
• Experience with human parsing & pose estimation using frameworks such as HRNet, SegFormer, Mask2Former, MMPose, or OpenPifPaf
• Bonus: familiarity with DensePose or UV-space mapping

Generative Models

• Strong practical experience with diffusion models (e.g., Stable Diffusion, SDXL, Flux, ControlNet, IP-Adapter)
• Skilled in inpainting, conditioning on pose, segmentation, or depth maps
• Understanding of prompt engineering, negative prompts, and fine-tuning for control

Garment Transfer Pipelines

• Ability to align source garments to target bodies via pose-guided warping (TPS/thin-plate, flow-based) or DensePose mapping
• Must ensure preservation of body, skin, hair, and facial integrity

Data & Experimentation

• Experience in dataset creation and curation, augmentation, and experiment reproducibility
• Competence in using W&B or MLflow for experiment tracking and DVC for data versioning

Nice-to-Have

• Understanding of SMPL rigging/retargeting and cloth simulation (blendshapes, drape heuristics)
• Experience fine-tuning diffusion models via LoRA or Textual Inversion for brand or style consistency
• Familiarity with NeRF or Gaussian Splatting (3D try-on and rendering)
• Experience with model optimization for mobile/edge deployment (TensorRT, xFormers, half-precision, 8-bit quantization)
• Awareness of privacy, consent, and face-handling best practices

Tools & Frameworks

• PyTorch, diffusers, xFormers
• OpenCV, MMDetection, MMSeg, MMPose, or Detectron2
• DensePose / SMPL toolchains
• Weights & Biases, MLflow, DVC

We Offer

• Opportunity to work on cutting-edge generative AI applications in computer vision
• R&D-focused environment with freedom to explore, test, and innovate
• Competitive compensation and flexible work structure
• Collaboration with a team of ML engineers, researchers, and designers pushing boundaries in human-centered AI

If you’re looking for a place where you can experiment, scale, and actually see the impact of your work, you’ll feel right at home here. 

We've built a product with millions of users and a team that isn’t afraid of challenges, and we are now looking for a part-time PPC Specialist to help us scale sales through paid ads and optimize our existing campaigns.

What you’ll do

• Manage and optimize campaigns across Google Ads, Apple Ads, and Meta (app campaigns).
• Launch new campaigns, test landing pages, custom product pages, and creatives.
• Run experiments, analyze results, and identify growth opportunities.
• Focus on ROI, performance, and sales growth.

What we expect

• Proven experience in performance marketing (Google, Meta, and Apple Ads are a must).
• Understanding of mobile marketing, analytics, and attribution.
• Ability to research and analyze competitors’ ads, spot trends, and apply insights to improve campaigns.
• Analytical mindset — you connect data to outcomes.
• Independence and initiative: you don’t wait for tasks, you propose solutions.
• Experience in ASO is a big plus.

What you’ll get

• Flexible schedule and remote work.
• Space to test ideas and see real results fast.
• A product with an existing user base — your goal is to scale it further.
• A supportive, non-bureaucratic team.
• Compensation based on your experience and results.

If you love experimenting, thinking in numbers, and finding what really works — we’d love to hear from you.

Some engineers read about DeFi. 

Others build it.
If you’ve ever wanted to step into DeFi and grow fast, this is your moment.

About Us

We are a next-generation trading and on-chain execution firm that develops and deploys high-frequency, arbitrage, and market-making strategies across CEXs and DEXs, working closely with token projects to ensure liquidity, fairness, and efficiency.

We believe in learning by building, working in small elite teams, and giving talented people the space to grow beyond their current level.

Our culture is builder-first: engineers here don’t just execute — they design systems, influence strategy, and see their work operate live in markets.

About the Role

You’ll join our core engineering team to design, build, and optimize smart contract systems and backend components for next-generation DeFi protocols.
Depending on your level, you’ll:

• Contribute to protocol architecture and product design;
• Implement Solana-based (or similar) smart contracts and backend services in Rust;
• Work closely with researchers, product designers, and founders;
• Learn, experiment, and push the boundaries of what’s possible on-chain.

This role can fit junior – because what matters most is talent, drive, and ability to learn.
If you’re strong and fast-learning, we’ll help you become world-class.

Responsibilities

• Write clean, efficient, and secure Rust code for smart contracts and backend services;
• Participate in architectural and code reviews;
• Analyze and optimize on-chain performance;
• Collaborate with product and design teams to ship new features;
• Research new blockchain standards, tokenomics models, and emerging DeFi primitives;
• Continuously improve code quality and internal tools.

Requirements

Must-have:

• Strong programming fundamentals (data structures, algorithms, async, memory, etc.);
• Curiosity about DeFi or blockchain systems;
• Willingness to learn and iterate fast;
• Clear, structured thinking and communication.

Nice-to-have:

• Experience with Solana, Ethereum, or any L1/L2 blockchain;
• Knowledge of smart contract security and DeFi protocols;
• Experience with Rust, C/C++;
• Contribution to open-source projects.

What We Offer

• Real ownership and influence on what you build;
• Mentorship from experienced Rust and DeFi developers;
• Access to high-level projects with real impact;
• Competitive compensation (based on level and contribution);
• Long-term growth path – from builder to architect, from contributor to leader.
• Remote-first, flexible schedule, high-trust culture.

How to Apply

We don’t ask for great CVs or endless experience lists.
What matters most is how you think and learn.

Our process is simple:

1. fixed time 2-hours test – built to reveal how you reason, solve problems, and learn new patterns.
2. 1-hour call – to discuss your results and how you approach challenges.
3. Meet with C-level – to explore how we can grow together.

You’ll get your test results too, so you’ll better understand your own strengths – a real win-win.

New Line Technologies is looking for a Middle/ Senior Full Stack Developer (Node.JS, Angular, Go) to work for a project.  System providing to the customer the ability to control tax payments for their selling to the EU from any countries and marketplaces. Providing functionality with Shopify App, API. System controlling the delivery details via Aftership and reflect all details regarding the Sale Orders on the UI for users. Also the system gives the ability to track the number of goods in warehouses.

The role is hands-on and critical  for our SaaS VAT Compliance platform, which deals with heavy data loads  and requires top performance, scalability, and security.
 

What you’ll do
Backend (main focus):
- Develop and extend our core monolith application as well as 
build and integrate peripheral apps and services around it.
- Work with both monolith and microservices setups, knowing 
when and how to use each.
- Use caching layers to reduce DB access and provide the frontend
with high-speed data access.
- Work with Redis, Kafka, and other messaging/queueing tools to 
connect backend apps and services.
- Design secure and efficient data flows with minimal and smart 
DB queries.
- Keep system resources safe from abuse and ensure performance
under load.
 

Database:
- Write efficient queries and optimize DB usage.
- Ensure data is structured and accessed in a way that supports 
scale.
- Balance between business needs and DB resource protection.
 

Frontend (secondary):
- Contribute to Angular (11+) when needed.
- Work closely with product/design to deliver features with great 
UX.
 

Architecture:
- Extend and maintain the monolith while also designing 
peripheral services where it makes sense.
- Build solutions with scale, stability, and maintainability in mind.
 

What you bring
- Strong backend experience, ideally with Node.js + TypeScript.
- Solid experience with MySQL and DB performance optimization.
- Hands-on with Redis, Kafka, or similar tools for caching, messaging, 
and distributed systems.
- Background with monolithic apps and microservices, including 
when to use each.
- Frontend knowledge in Angular 11+ (not your main thing, but can 
handle it).
 

Soft skills
- Comfortable working in a diverse, remote team across countries and time zones.
- Strong communicator – clear, direct, and collaborative.
- Team player with a “we win together” mindset.
- Self-driven and proactive – can own tasks end-to-end.
 

We are looking for an experienced Fractional CFO to help strengthen our financial operations and implement efficient systems for scaling. This is a part-time engagement ideal for a hands-on finance leader who thrives in a tech-driven, fast-moving environment.

Key Responsibilities:

• Set up invoicing automation to streamline billing and ensure accuracy across multiple projects and clients.

• Integrate payment tracking systems with existing tools (e.g., CRM, accounting software) to improve visibility and reconciliation.

• Train project managers to monitor and manage invoices, payments, and project-level financial metrics.

• Review and audit department budgets, identifying areas of overspend and opportunities for optimization.

• Provide financial forecasts, monthly reporting, and recommendations to the leadership team.

• Support decision-making on pricing models, margin analysis, and profitability per client/project.

• Ensure compliance with accounting standards and internal financial controls.

Requirements:

• Proven experience as a CFO, Financial Controller, or Finance Consultant, ideally in an IT services or outsourcing company.

• Strong understanding of SaaS billing, automation tools, and accounting systems (e.g., QuickBooks, Xero, Zoho Books, or similar).

• Skilled in budget analysis, financial reporting, and cash flow management.

• Excellent communication skills and ability to collaborate with non-finance teams.

• Availability for part-time (fractional) engagement 

What is the purpose of this position?
We are looking for an experienced backend developer (5+ years of commercial experience) with good knowledge of server and infrastructure parts for creating the project from scratch. You and other specialists will work directly with a PO.
This is a full-time position.
Pay attention that on this project may be used Upwork time-tracker.

Project description
A custom sales, leads, CRM, and task management program that connects all users through tasks, appointments, and notifications. This system will contain different types of roles, access, and integrations with third parties.

Team size
1 PM, 1 Frontend, and 1 Backend developer for creating an MVP with a possibility of further extension.

Qualifications you`ll need to bring:
— 4+ years of commercial experience with Node.js is a must
— Experience and understanding of core concepts of JavaScript
— ​​4+ years of hands-on experience with TypeScript

— Experience with Docker, Kubernetes

— Experience with Cloud services (AWS, GCP, Azure)

— Working experience with CI/CD

— Experience with Prometheus, ELK, Grafana
— Excellent knowledge of the development of scalable and highly available RESTful APIs using Node.js
— Understanding of Single Sign-on and token-based authentication, REST, JWT, OAuth
— 3+ years of hands-on experience with Nest.js
— The ability to use version control systems, in particular Git
— ​​Familiarity with modern and upcoming standards
— Intermediate+ English level at least
— Ability to work self-managing and autonomously

It will be a plus
— Practical experience with complex mongoose aggregations
— Basic knowledge of three-layer architecture (transport layer, business logic layer, data layer)
— Basic knowledge of patterns (GoF band, SOLID, GRASP)
— Experience with unit and Integration testing with Mocha, Chai, Jest
— Experience in frontend development using React

In this role, you will be in charge of:
— Developing the back-end and infrastructure parts of a project from scratch
— Writing unit/integration tests
— Set up task runners and build tools
— Collaboration with a cross-functional team and English-speaking PO

We offer:
— Remote Work Environment. Work from anywhere and be part of a geographically diverse team
— Stay Ahead of the Curve. Work with cutting-edge technologies
— Possibility of payment by PE account, Payoneer, or Wise
— Bonus & Referral system
— Paid 16 vacations and 10 sick leaves per year
— Flexible hours
— Compensation program for purchasing new laptops
— Paid professional certifications & educational courses
— Paid English classes
— Friendly atmosphere with quarterly team building
— No bureaucracy

Ready to try your hand? Do not pull the cat’s tail and send your CV without a doubt!

For those candidates who don’t get any feedback after applying: We are so thankful for your time and attention to our vacancy! However, sometimes we get more than 100 CVs at once, and it would take several days to answer them all. That’s why we reach out only to relevant candidates. We hope for your understanding.

Valor Software is a software development and consulting company specializing in advancing and bringing together open-source technologies to achieve technological and business advancement for its customers.

The project is related to helping people save lives and defending their rights.

What you will do:

• Software development and testing activities

• Contribute to requirement specification processes

• Add / improve code organization and documentation

• Write test scripts / bug fixes as needed

• Conduct code reviews as needed

• Collaborate with project team members to ensure all requirements are met

• Participate in conference calls, webinars, and correspondence as needed

• Create project-specific documentation and artifacts as per the client’s standards. Create technical documentation on completed work.

• Act as mentor and assist in building internal capacity and expertise within the team. Ensure knowledge transfer and technical handover to the team staff.

• Document and improve overall technical architecture

• Maintain documentation libraries of any developed artifacts

• Advise on Python and Django best practices

• Document and improve data modelling and database performance

What We Offer

• Strategic role in a fast-growing international company
• Remote-first culture with flexible working hours
• Competitive compensation via B2B contract
• Opportunity to influence technical direction and contribute to open source
• Supportive and agile team culture where your ideas matter

Job requirements

• 5+ years of experience in a Software Development role with a strong emphasis on Python, Django

• Experience in working with an Agile development team with continuous development and deployment.

• Experience scoping, user testing, and training for enterprise-related projects

• Experience with quality assurance testing processes

• Capable of deploying and maintaining software remotely on Kubernetes

• Experience developing and deploying web solutions for use in low-bandwidth, challenging work environments.

• Experience optimizing database models, SQL / NoSQL, Postgres

• Experience developing software as part of a distributed team using Git

• Working knowledge of Docker

• Level of English - upper-intermediate and higher