Jobs at Djinni
9927-
· 59 views · 15 applications · 30d
Founder (Web2App • Mobile Apps • Affiliation)
Full Remote · Ukraine · 3 years of experience · B2 - Upper Intermediate Ukrainian Product 🇺🇦Role Founder (Web2App, Mobile Apps, Affiliation) — build and scale a B2C subscription business from 0→PMF→scale. Full ownership of product, growth, and P&L. Remote-first; Kyiv hub available. Outcomes (first 12 months) Validate 3–5 concepts; launch MVP...Role
Founder (Web2App, Mobile Apps, Affiliation) — build and scale a B2C subscription business from 0→PMF→scale. Full ownership of product, growth, and P&L. Remote-first; Kyiv hub available.
Outcomes (first 12 months)
- Validate 3–5 concepts; launch MVP v1 within 60–90 days
- Reach profitable acquisition with payback ≤ 90 days and LTV/CAC ≥ 3 at scale
- Build 2–3 repeatable growth loops (affiliates, SEO/content, referral, CRM)
- Stand up transparent analytics and weekly reporting (MMP + product analytics)
You will own
- Web→App funnel architecture (landers, quizzes, deep links, paywalls, pricing)
- Performance marketing & ASO (Meta/Google/ASA/TikTok) + affiliate partnerships (CPS/CPA)
- Product roadmap & experimentation (onboarding, retention, monetization)
- Team hiring/leadership (UA, product, design, content, engineering)
- Compliance & payments (Store policies, GDPR; Apple/Google IAP + Stripe for web)
- Weekly dashboards and decision memos; hard ownership of unit economics
Must-haves
- Proven track record scaling a consumer subscription app or web2app funnel to meaningful revenue
- Hands-on growth expertise (paid UA, ASO, affiliates) and experiment velocity
- Strong analytics mindset (MMP: AppsFlyer/Adjust; GA4/Amplitude/Mixpanel; Excel; SQL nice-to-have)
- Leadership, speed, and clarity; English B2+
Nice-to-haves
- Experience in Utilities/Health & Fitness/Entertainment categories
- CRM/Retention (push/email/in-app), pricing & paywall testing, A/B frameworks
- Familiarity with Firebase, Segment, BigQuery/Looker
What you get
- Co-founder track: meaningful equity + profit share
- Capital & infra: in-house UA/creatives, recruiting, finance/legal, BI, dev/design
- Fast decisions: direct access to MP; zero bureaucracy
- Remote-first: flexible, Kyiv office access, conference support
How to apply
Please include: 1) 2–3 case studies with metrics, 2) your LTV/CAC framework, 3) channels you’d scale first 90 days.
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· 243 views · 51 applications · 7d
QA engineer Manual / Middle to $1400
Full Remote · Countries of Europe or Ukraine · Product · 3 years of experience · B1 - IntermediateWe, the American company - Plexsupply, Inc., one of the top 200 largest sellers on Amazon, are looking for QA Engineer Manual / Middle. Requirements: Proven experience as a Software Tester, with a focus on manual testing. Familiarity with version...We, the American company - Plexsupply, Inc., one of the top 200 largest sellers on Amazon, are looking for QA Engineer Manual / Middle.
Requirements:
- Proven experience as a Software Tester, with a focus on manual testing.
- Familiarity with version control tools such as Git and Bitbucket.
- Experience using Jira for defect tracking and project management.
- Hands-on experience with Postman for API testing.
- Basic understanding of HTML, JavaScript, and MySQL.
- Strong analytical and problem-solving skills.
- Excellent communication and collaboration skills.
- Detail-oriented with a commitment to delivering high-quality software.
English language level B1 or higher.
It will be an advantage:
- Knowledge or basic experience in test automation.
The company offers:
- Remote work format
- Work schedule: M-F from 16:00-01:00 (Kyiv) as the head office is located in New Jersey USA
- Salary in USD$
- Paid holiday 20 days per year
- Work with a time tracker
- Opportunity to work in an international company
If you are interested in the vacancy and the opportunity to develop in an international company with cool specialists and people, I am waiting for your CV!
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· 190 views · 44 applications · 4d
Middle Front end developer (Angular) to $2500
Full Remote · Ukraine · Product · 3 years of experienceТехнології: - 3+ years experience in web development; - Good Knowledge of Javascript (AngularJS 1.6 / Angular 7-9), DOM, CSS (SASS) and HTML; - Expert knowledge, confidence, and efficiency in debugging issues; - Ability to find and evaluate multiple...Технології:
- 3+ years experience in web development;
- Good Knowledge of Javascript (AngularJS 1.6 / Angular 7-9), DOM, CSS (SASS) and HTML;
- Expert knowledge, confidence, and efficiency in debugging issues;
- Ability to find and evaluate multiple solutions to a given problem and apply working fixes;
- Experience with Git;
- In-depth knowledge of broader Web Application architecture topics, such as:
- HTTP spec (common headers, response statuses, etc...)
- JWT tokens
- CORS, XSS, CSP
- In-depth knowledge of REST
- Overall knowledge of CI/CD
- In-depth knowledge of Static code analysis and code quality
-Use JIRA bug-tracking system, Time Tracker
Обов"язки:
Implementation of new features of company projects in a timely and professional manner
Close cooperation with project team members
New features development
Perform other related duties as required
Наша команда розробки на данний час складається з 18 спеціалістів PO,PM,BA, 4 back-end dev, 4 front-end dev, QAteam, UI/UX Designer та ми постійно ростемо!
Про проєкт:
H24.ua is a medical information service of cloud storage, online processing and secure exchange of medical information in real time for patients and health care workers.
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· 148 views · 24 applications · 28d
Back-End Team Lead
Full Remote · Worldwide · Product · 5 years of experience · A2 - ElementaryWho We Are: AIR Media-Tech is a global IT company shaping the future of the creator economy. For over 15 years, we have been empowering digital creators worldwide by providing over 30 innovative tools and services to grow, monetize, and protect their...Who We Are:
AIR Media-Tech is a global IT company shaping the future of the creator economy. For over 15 years, we have been empowering digital creators worldwide by providing over 30 innovative tools and services to grow, monetize, and protect their content.
Our Mission:
To help creators thrive by offering tailored solutions, strategic insights, and unmatched support. We identify growth opportunities, expand market reach, and ensure creators succeed at every step of their journey.
Responsibilities:- Deep dive into product vision and features
- Collaborate with teammates to develop tech strategies and architecture
- Help introduce best practices
- Develop a multi-service platform for the growth of video bloggers and business automation.
- Build a high-quality extensible architecture.
- Develop new products and services within the general ecosystem
- Integrate platform components with third-party API services
- Work in a team: be able to adapt to standards, interact with the team to solve problems, support, and share experience.
Tech Requirements:- Experience in PHP: 5+ years
- Experience in Laravel 5+ years
- Experience in MySQL and Redis
- Experience in REST API
- Design patterns knowledge and SOLID principles
- Ongoing practice of covering code with tests
Would be a plus:- Experience in multi-platform integration (including payment systems)
- Experience in CI/CD Forge, Envoyer
- Experience in Frontend (JS, VueJS, Bootstrap)
- Experience in database performance optimization
Non-tech requirements (these are important too!)- Remote work self-discipline.
- Independent self-starter
- В1-В2 level in English (for reading and writing documentation)
- Problem solver
- Proactive attitude
- Ability to decomposition and task management
- Code documentation habits
The Benefits:- Quality health insurance.
- Remote work and flexible schedule with work-life balance.
- Financial compensation for language courses.
- Corporate events for you and your family.
- Online and offline team building for your team.
- Vacation leave of 18 work days.
- Paid sick leave.
- Corporate library, lectures, and webinars on various topics.
- Opportunity to participate in volunteer and charitable projects, as well as projects to support the military.
- Gifts for birthdays and special occasions (weddings, Christmas, etc.)
Do you want to be involved in outstanding projects? Send us your resume.If we feel you could be a good fit, we will contact you soon!
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· 39 views · 10 applications · 18d
Influencer Marketing Manager
Full Remote · Worldwide · 1 year of experience · B2 - Upper IntermediateWe are looking for an ambitious and result-driven Influencer Marketing Managers to join our teams on Fintech and iGaming and Software to help us develop our client portfolio and lead advertising campaigns for our clients with bloggers around the...We are looking for an ambitious and result-driven Influencer Marketing Managers to join our teams on Fintech and iGaming and Software to help us develop our client portfolio and lead advertising campaigns for our clients with bloggers around the world.
RESPONSIBILITIES:
- Plan, launch and process communication with influencers, collect prices and statistics from bloggers;
- Lead the client’s advertising campaigns in accordance with the approved strategy;
- Launch advertising campaigns on YouTube, Twitch, Instagram, TikTok platforms within specified budgets;
- Conduct negotiations with bloggers to maximize the efficiency of cooperation;
- Maintain business correspondence in English and Russian, including emails and keeping the contact with bloggers;
- Plan and manage tasks6, meet deadlines for advertising campaigns;
- Propose creative ideas for advertising integration with bloggers, content analysis and advertising scenarios;
- Manage the process of signing contracts and other documents;
Communicate with clients conduct strategic and operational calls;
REQUIREMENTS:
- At least 1 year of Experience working at Influencer Marketing;
- Experience in launching advertising campaigns in geos (Eng Tier-1 / EU / LatAm / MENA / Asia);
- English (from B2), additional languages will be a plus;
Ability to manage advertising campaigns with bloggers with positive ROI, analyze the results of ad launches.
We are looking for an ambitious and result-driven Influencer Marketing Managers to join our teams on Fintech and iGaming and Software to help us develop our client portfolio and lead advertising campaigns for our clients with bloggers around the world.
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· 224 views · 26 applications · 16d
Front-End Developer (Bingo)
Full Remote · United Arab Emirates, Bulgaria, Latvia, Malta, Poland · Product · 5 years of experience · B2 - Upper IntermediateAbout us: ARRISE sets the benchmark for service delivery and excellence in the iGaming industry. Playing a key role in the success of its clients, which include Pragmatic Play, a brand relied upon by the world’s biggest online casinos for its...About us:
ARRISE sets the benchmark for service delivery and excellence in the iGaming industry. Playing a key role in the success of its clients, which include Pragmatic Play, a brand relied upon by the world’s biggest online casinos for its cutting-edge products, ARRISE helps to deliver exceptional gaming experiences to millions of players worldwide.
Our global team of talented and driven professionals are shaping the future of iGaming. Headquartered in Gibraltar, we have offices spanning Canada, India, the Isle of Man, Latvia, Malta, Romania, Serbia, Bulgaria, and the UAE, and more exciting destinations on the horizon.
At ARRISE, we take pride in creating growth opportunities at all levels, constantly investing in our people while welcoming new colleagues and forging strategic partnerships that open new opportunities for success.
To achieve this, we bet on ourselves. We know that success is a collective effort, and our team is driven by ambition, collaboration, and a shared commitment to grow and succeed—while embracing every step of the journey.
Be part of the future of iGaming with ARRISERS! See a job that excites you? Apply now, and our friendly recruitment team will connect with you soon. Your journey starts here!
Responsibilities:
As Front-End Developer you'll be responsible for implementation of art game design state into web HTML5 code. You will implement interesting and interactive functionality in our games and become a member of the team of professionals in the game industry.
Skills Required:
- 5 + years of experience in designing User Interface (UI) web applications using HTML5, CSS3, JavaScript, Websocket, REST, Webpack, ES Next, SASS.
- 3+ years experience in React/Redux with Redux-saga. Knowledge or hands-on experience with NodeJS, ExpressJS.
- Experience in Figma, Photoshop.
- Experience in working with agile/scrum software lifecycle methodologies.
- Experience in writing tests.
- Experience in all phases of Software Development Life Cycle (SDLC).
- Including Analysis, Design, Development, Documentation, Testing.
- To be able to use Git for source code management and for version control and Jira for backlog managing.
- To be capable of quickly learning and delivering solutions as an individual and as part of a team.
- Understanding of browser compatibility issues.
- Detail oriented.
- Good understanding of the organization's goals and objectives.
- Upper-Intermediate English -written and oral communication skills.
- Result oriented, team player, proactive person.
Nice to have:
- Previous work on projects involving immersive UI, creative websites, or interactive storytelling.
- Familiarity with motion prototyping tools (Figma Smart Animate, After Effects, Rive).
- Nice to have expertise with one of animation libraries such as:
- Framer Motion
- GSAP
- React Spring
- Three.js
- Lottie / Bodymovin
- Rive
Company offers:
- Long-term employment.
- Flexible timetable.
- Comfortable working conditions.
- Paid vacation and sick leaves.
- English lessons, gym.
- Competitive salary level.
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· 26 views · 6 applications · 4d
Product Owner (Gambling)
Full Remote · Worldwide · Product · 3 years of experience · B1 - IntermediateWe are an iGaming company with over three years of experience and a team of more than 1000+ specialists. Our achievements include 8 major projects that are popular among our clients and successfully operate in Tier 1-3 countries. The company attracts...We are an iGaming company with over three years of experience and a team of more than 1000+ specialists.
Our achievements include 8 major projects that are popular among our clients and successfully operate in Tier 1-3 countries.
The company attracts and values highly qualified specialists, which allows us to efficiently build processes and successfully expand our presence in new locations.Join the team that launches new projects in various markets and shapes the future of the iGaming industry.
What experience is important to us:
- Casino Product manager experience of at least 3 years, total experience 4+ years;
- Analytical skills and knowledge of the main casino metrics (GGR, NGR, RTP, RR, C2R/R2D, LTV, Bonus Cost/Rate);
- A/B analysis skills, Google Analytics, Hotjar, Power BI;
- Experience and understanding of UX/UI design;
- Excellent knowledge of the market and competitors (Tier-1/3);
- Launch of casino bonus policy;
- Experience in product management, including development of roadmaps, design management and successful project launches;
- Ability to generate reports, analyze product metrics and generate reports;
Strong communication and interpersonal skills to work successfully with team and stakeholders.
What you will do:
- Management of the (Tier-1/3) Product Managers team;
- Control of the creation of a promo calendar on projects;
- Analysis of the passability and popularity of all deposit payment methods;
- Control of all key product metrics;
- Analysis of already working functionality, finalizing it, identifying successful cases for launching successful functionality on flagship projects;
- Development of mockups, new products, for designers and developers;
- Compilation and maintenance of the backlog of project tasks. Setting and actualizing priorities;
- Analysis of competitors and study of new casino functionality;
Analysis of the effectiveness of the bonus system;
Why you should join us:
- We work remotely: Mon-Fri, from 10:00 to 19:00 (GMT+3) – save time by avoiding commuting.
- Work equipment – everything you need for your productivity and comfort.
- Paid vacation and sick leave – we care about your health and timely rest. Additionally, you will have a day off in honor of your Birthday.
- Cool creative gifts for holidays and events – we know how important it is to delight our employees on special occasions.
- Competitive salary – your contribution will be properly valued.
- Participation in company internal events – knowledge exchange among colleagues and enhancing your expertise.
- Freedom from micromanagement and rigid hierarchies – we make decisions quickly, and you can always reach out for advice directly from any team member.
- Referral program in the company – build a dream team with us and receive nice bonuses.
- 100% guaranteed professional development and acquisition of new skills.
As a team, we are constantly striving to be the best among our competitors! We offer a dynamic, forward-thinking work environment within a profitable company. We recognize that our specialists and managers are crucial to our success and are always ready to support their initiatives.
Join the best! 🚀
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· 69 views · 26 applications · 2d
Senior Full-Stack Developer
Full Remote · Countries of Europe or Ukraine · 3 years of experience · B2 - Upper IntermediateIf you would love to operate in an agile team that’s known for efficient decision-making processes and contribute to its success with your outstanding Javascript skills - right me back, do not hesitate Basically, your duties will be: • Conceptualize...If you would love to operate in an agile team that’s known for efficient decision-making processes and contribute to its success with your outstanding Javascript skills - right me back, do not hesitate
Basically, your duties will be:
• Conceptualize and implement high-quality features, diagnose bugs, and provide effective solutions
• Develop our REST APIs
• Optimize existing backend code and database queries for performance, testability, and scalability
• Cooperate with the local and international agile development team
• Design and implement new features
• Utilize AWS services (Lambda, Transcribe, S3)
Requirements:
• Strong knowledge and experience in Node.js and React.js.
• Familiarity with Next.js and MobX for state management.
• Proficiency in AWS services (Lambda, Transcribe, S3).
• Experience with GraphQL and RESTful API design.
• Strong skills in using PostgreSQL and Redis.
• Spoken English for effective communication.Bonus points for:
• Knowledge of ffmpeg for media processing.
• Experience integrating ChatGPT or other AI tools.
What We Offer:
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• A unique opportunity to work in a fast-moving, international scaleup atmosphere with highly motivated and open-minded colleagues.
• A competitive compensation package, including 20 paid vacation days and paid sick leave.
• A comfortable office in the heart of Kyiv, with the flexibility to work remotely.
• Flexible working hours to accommodate your lifestyle.
• Opportunities to participate in tech talks, hackathons, and technical conferences around the world.
• If this sounds like the perfect opportunity for you, don’t hesitate—write us back and let’s start the conversation! -
· 213 views · 75 applications · 29d
Back-end Developer (Node.js)
Full Remote · Ukraine · Product · 3 years of experience · A2 - ElementaryWe invite you to become a full-on part of the IT company that aims to get to the top of blockchain technologies. Join our pro team to implement innovative projects and contribute to further FinTech development. What you get: Flexible work schedule High...We invite you to become a full-on part of the IT company that aims to get to the top of blockchain technologies. Join our pro team to implement innovative projects and contribute to further FinTech development.
What you get:
Flexible work schedule
High pay for your work and good prospects for development
depends on your skills
New opportunities and a friendly environment for self-improvement.
100% compensation of expenses related to participation in trainings and specialized conferences/seminars.
Skills we need:
3+ years of experience in software development (Node.js + TypeScript).
Experience in FinTech projectsKnowledge of software development fundamentals, data structures, design patterns etc.
Knowledge of major Node. js modules — async, lodash, nodemon, etc.
Experience with using Node. js debugging, profiling and performance measuring tools.
Experience with express, NestJS, Typeorm, PostreSQL, CQRS, Redis etc.
Experience with build tools, code coverage and testing frameworks — Mocha, Gulp, web pack etc.
Knowledge of building RESTful web services.
Experience with Docker.
Your responsibilities:
Application development.
Highly-modular object-oriented code creation.
Creating new features within service/microservices architecture.
Build quality code adhering to industry standard coding practices.
Creating technical documentation.
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· 2 views · 1 application · 1d
Influencer Marketing Manager (Azerbaijan, Turkey)
Full Remote · Worldwide · 1 year of experience · B2 - Upper IntermediateWe are looking for an ambitious and result-driven Influencer Marketing Managers to join our teams on Fintech and iGaming and Software to help us develop our client portfolio and lead advertising campaigns for our clients with bloggers around the...We are looking for an ambitious and result-driven Influencer Marketing Managers to join our teams on Fintech and iGaming and Software to help us develop our client portfolio and lead advertising campaigns for our clients with bloggers around the world.
RESPONSIBILITIES:
- Plan, launch and process communication with influencers, collect prices and statistics from bloggers;
- Lead the client’s advertising campaigns in accordance with the approved strategy;
- Launch advertising campaigns on YouTube, Twitch, Instagram, TikTok platforms within specified budgets;
- Conduct negotiations with bloggers to maximize the efficiency of cooperation;
- Maintain business correspondence in English and Russian, including emails and keeping the contact with bloggers;
- Plan and manage tasks6, meet deadlines for advertising campaigns;
- Propose creative ideas for advertising integration with bloggers, content analysis and advertising scenarios;
- Manage the process of signing contracts and other documents;
Communicate with clients conduct strategic and operational calls;
REQUIREMENTS:
- At least 1 year of Experience working at Influencer Marketing;
- Experience in launching advertising campaigns in Azerbaijan and Turkey;
- Fluent in English (from B2), additional languages will be a plus;
- Ability to manage advertising campaigns with bloggers with positive ROI, analyze the results of ad launches.
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· 32 views · 2 applications · 25d
Atlassian Administrator
Hybrid Remote · Ukraine (Kyiv) · Product · 3 years of experience · B1 - IntermediateWe're currently looking for a skilled Atlassian/Jira administrator to help us with our cloud application suite. This role involves providing support and expanding and enhancing our Atlassian suite. In this position, you'll have the opportunity to directly...We're currently looking for a skilled Atlassian/Jira administrator to help us with our cloud application suite. This role involves providing support and expanding and enhancing our Atlassian suite. In this position, you'll have the opportunity to directly influence process implementation, integrate Atlassian products with other internal applications, and help drive efficiencies for our organization.
Responsibilities• Configuration, maintenance, and administration of Atlassian products (Jira, Confluence, Bitbucket, Jira Service Desk)
• Evaluate and manage the usage of Atlassian add-ons to meet team and business needs
• Work with development and design teams to identify procedural efficiencies, such as with Jira Workflows, custom fields, etc.
• Devise, test, and deploy integrations between Atlassian products and other internal toolchains using APIs
• Conduct training for employees and new hires on JIRA and also brief the team/s on new functionalities.
• Research and implement new approaches to Jira and Confluence usage
• Prompt issue resolution with JIRA Projects and Confluence in coordination with other admins, partner teams, and Atlassian premier support
Preferred Skills• 2 years experience administering Atlassian products (Jira, Confluence, Bitbucket, Jira Service Desk)
• REST API development experience using Postman or similar tools
• Strong knowledge and familiarity with JQL
• Strong verbal and written communication skills
• Working knowledge of both Scrum and Kanban methodologies
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· 194 views · 85 applications · 29d
Middle UI/UX Designer
Full Remote · Ukraine · Product · 5 years of experience · B1 - IntermediateNiko Technologies develops and delivers technologically unique solutions to ensure the financial well-being of a wide range of consumers, from businesses to smartphone owners. What will you get: Friendly, family atmosphere, active corporate events and...Niko Technologies develops and delivers technologically unique solutions to ensure the financial well-being of a wide range of consumers, from businesses to smartphone owners.
What will you get:
- Friendly, family atmosphere, active corporate events and team building.
- Flexible work schedule.
- High pay for your work and good prospects for development.
*depends on your experience and skills
- Opportunities to improve in a friendly team.
- 100% compensation of expenses related to participation in trainings and specialised conferences/seminars
Skills that we need:
- Minimum 5 years of experience as a UX/UI designer
- Ability to work in a team, as well as manage your time and tasks independently.
- Experience in creating mock-ups, storyboards, user flows & process flows
- Excellent visual design skills with sensitivity to user-system interaction
- Proficiency in Figma, Photoshop, Illustrator, or other visual design and wire-framing tools (Figma Prototype, Invision will be a plus)
- Knowledge of user-oriented design rules
- Good knowledge of the English language
- Enthusiasm, motivation for self-development, and a positive attitude
- Availability to start work immediately
What will you do:
- Develop UX/UI designs for web and mobile applications, following the latest trends and standards.
- Conduct user experience research and analyze user behavior to create intuitive and functional interfaces.
- Create wireframes, prototypes, and visual layouts for new products and features.
- Collaborate closely with developers, product managers, and other team members to ensure designs meet technical requirements and business goals.
- Continuously improve existing interfaces, identify problem areas, and propose effective solutions.
- Support and develop the company's design system.
Join our team today!
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· 24 views · 1 application · 1d
C++ Software Engineer - Trading Platform (Lisbon, Portugal) to $7000
Office Work · Portugal · Product · 4 years of experience · B2 - Upper IntermediateAbout Us: Atto Trading is a dynamic quantitative trading firm at the forefront of global high-frequency strategies. We are seeking a C++ Software Engineer to join our growing team. This position is open for relocation for in-office presence to...About Us:
Atto Trading is a dynamic quantitative trading firm at the forefront of global high-frequency strategies. We are seeking a C++ Software Engineer to join our growing team.
This position is open for relocation for in-office presence to Lisbon, Portugal or remote work from Ukraine, with in-office presence in Kyiv required once circumstances allow.
We are expanding an international, diverse team, with experts in trading, statistics, engineering, and technology. Our disciplined approach combined with rapid market feedback allows us to quickly turn ideas into profit. Our environment of learning and collaboration allows us to solve some of the world’s hardest problems, together. As a small firm, we remain nimble and hold ourselves to the highest standards of integrity, ingenuity, and effort.
What You’ll Do:- Design and deploy performance-critical components for large-scale trading infrastructure.
- Develop high-frequency trading (HFT) systems in C++ with an emphasis on low latency and reliability.
- Write modern, efficient code using the latest C++ standards.
- Interface directly with cutting-edge networking hardware via kernel-bypassing drivers.
- Conduct performance research to push the boundaries of our platform's speed and scalability.
What We’re Looking For:
- 3+ years of hands-on experience with C++ development.
- Deep understanding of C++ standards (C++14, C++17; C++20 is a strong plus).
- Hands-on experience with Python and/or Bash scripting.
- Proficiency with Linux environments and system-level programming.
- Solid grasp of multithreading, IPC, and concurrent systems.
- Strong skills in latency and throughput optimization, including experience with profiling and PGO.
- Knowledge of OOP and software design patterns.
- Bachelor’s degree in Computer Science, Computer Engineering, or a related technical field.
- Excellent attention to detail, with a critical and quality-focused mindset.
- Comfortable working independently or in small teams in a dynamic, high-speed environment.
- Strong communication skills and upper-intermediate (or higher) English proficiency.
- Curiosity and passion for financial markets and trading.
Nice to have:
- Experience developing high-performance, low-latency systems on Linux.
- Familiarity with OS internals and kernel-level networking.
- Understanding of financial instruments such as stocks, ETFs, futures, or options.
- Protocol-level networking knowledge (TCP/UDP/IP stack insights are a plus).
What we Offer:
- Opportunities to grow your skills and develop professionally
- Challenging and interesting tasks
- Competitive pay
- Paid time-off
- Coverage of health insurance costs
- Monthly mental health budget
- Performance-based bonuses
- Modern office in city center with paid lunches and parking spaces
Our motivation:
We are a company committed to staying at the forefront of technology. Our team is passionate about continual learning and improvement. With no external investors or customers, we are the primary users of the products we create, giving you the opportunity to make a real impact on our company's growth.
Ready to advance your career? Join our innovative team and help shape the future of trading on a global scale. Apply now and let's create the future together!
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· 117 views · 23 applications · 7d
Senior Back End Engineer (Go)
Countries of Europe or Ukraine · Product · 5 years of experience · B1 - Intermediate Ukrainian Product 🇺🇦Readdle is a pioneering force in the personal productivity space on Apple devices, having shaped the landscape since 2007. Our mission is to empower individuals and teams with innovative technology, enhancing their efficiency and creativity. We are...Readdle is a pioneering force in the personal productivity space on Apple devices, having shaped the landscape since 2007. Our mission is to empower individuals and teams with innovative technology, enhancing their efficiency and creativity. We are dedicated to crafting exceptional mobile and desktop experiences for those who aspire to achieve more.
The Spark email app stands as one of our flagship products, designed for various platforms, including iOS, macOS, Android, and Windows. Our mission at Spark has always been to make you love your email experience - we started by making email smart, and improved team collaboration, and now we’ve tackled information overload to make email focused. Our core features are designed to heighten your focus and allow you to create customized workflows that suit your needs.
About the role:
As a Senior Back End Engineer, you will architect robust backend services for tasks like database scaling, synchronisation across devices, and integration with other services (e.g., calendars); and optimise the performance of critical components. You will contribute to the team's growth by mentoring newcomers, conducting code reviews, and fostering a culture of knowledge sharing.
What you’ll do:
- Build distributed, scalable, and fault-tolerant systems in the cloud using Golang.
- Develop tools for running and monitoring the system and ensure reliable operations at optimal performance.
- Work closely with the product manager and client development teams to define architecture, protocols, and requirements for new functionalities.
- Collaborate with the team and contribute to the overall success of the project
About you:
- Strong background in backend development, including high proficiency in Golang
- Experience with distributed systems and high-load services
- Knowledge of relational database systems and key-value stores
- Basic knowledge of Kubernetes
- Experience with cloud platforms like AWS or GCP
- You demonstrate a deep passion for the products you contribute to
- You're great at thinking ahead, foreseeing how your work shapes the user experience
- You know how to deliver product quality in optimal development time
- You have a keen eye for both zooming in on details and seeing the big picture
- You are highly flexible and self-motivated, with the ability to work independently and in a team
Would be a plus:
- Knowledge of data structures and algorithms (DSA)
- DevOps skills
- Familiarity with NoSQL
- Experience in front-end development using modern Javascript frameworks
- Contributions to the open-source community
- Experience with scripting languages like Python, Ruby, Shell
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· 127 views · 7 applications · 29d
Technical Support Engineer
Full Remote · Ukraine · Product · 2 years of experience · B1 - IntermediateHi there! Are you a tech enthusiast ready to take on a challenging role in a dynamic environment? We’re looking for a Support Engineer who is passionate about working with complex systems that make a real impact across the globe. If you have experience...Hi there!
Are you a tech enthusiast ready to take on a challenging role in a dynamic environment? We’re looking for a Support Engineer who is passionate about working with complex systems that make a real impact across the globe. If you have experience with Linux/UNIX, TCP/IP networking, MySQL, and hardware server components, you might be the perfect fit for our team!
Join us to work on world-class communication solutions, develop your skills, and build an exciting career.
Required skills:— Intermediate English (B1)
— Familiarity with Linux/UNIX command-line tools/environment
— Intermediate knowledge of TCP/IP networking, network protocol and packet analysis
— Experience with MySQL or other SQL database
— Understanding of typical hardware server components
As a plus:
— Technical background and IT education
— Scripting skills (bash, perl or python)
— Linux server performance troubleshooting
— Experience with web server software (like apache, nginx)
— Knowledge in the field of voip, sipDon’t know how to deal with an issue yet? Don’t worry, we’ve got good internal courses and documentation and a great team to help you climb up the learning curve!
We offer:
— Professional development
— Highly skilled colleagues who are ready to share knowledge
— Professional trainings
— Excellent career opportunities. Make yourself and become anyone you are willing to: Senior System Engineer, Senior System Administrator, Senior Software Developer, Senior QA Automation, Senior Project Manager, etc.
— Official competitive salary
— Performance review every six months
— Paid vacations, compensatory leaves and sick leave
— Work schedule up to you: standard “office” schedule (5 day 9 till 18.00 it is Kyiv time (UTC+2/+3 ) Or flexible schedule with 12-hour shifts every three days from 8 till 20.00 or from 20.00 till 8.00.
— English classes with the experienced teachers
Responsibilities:
— Assisting telecommunication providers with launching new projects, or reconfiguration of our solutions to fulfill their current business needs
— Troubleshooting technical issues by request from customer’s tech team
—Monitoring of customers’ hardware and software infrastructure and ensuring site reliability
— Performing software updates or/and migrations to the new hardware or in the cloud
— Constant self-development in technical skills to catch up with the latest trends in technology
— Communicating with customers in a professional manner through the ticketing system. Ensuring a timely resolution of all issues meeting or exceeding SLA’s or customer expectations
— Occasional business trips all over the world for employees who have deep system knowledge and desire to travel
— You will rapidly gain vast knowledge of:
a wide variety of software applications and other components (Docker, Cassandra, MySQL, Elastic) across companies in telecommunication industry
— Managing expectations of business customers and vise escalation to keep the situation under control
About company:
PortaOne is a software developer for communication service providers. We help telcos develop and provide new communication services (IPTV, MVNO/LTE core and another) in places where they didn’t exist before or were inaccessible due to cost. Our products are a unique combination of commercial software (high-quality support, detailed documentation, etc.) while completely open to customers (open-source code, specific tools to support client-created modifications). If using a metaphor, we provide reliable hi-tech vans for communications industries’ Wild West pioneers.
The company was founded in 2001 — and now our staff consists of nearly 250 people. We have 480+ clients (Vodafone, Ziggo, TRavelSIM) in more than 90 countries on all five continents. The demand for our products has been growing for over two decades, and the pandemic even boosted it. So if you look for a challenging job with a highly demanded product and a stable income, PortaOne is the right place!
More information about the company can be found on our website portaone.com.
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