Jobs at Djinni

We are currently looking for a Senior Full Stack Engineer to join our team and work on a long-term project for one of our key clients — a global leader in networking technologies, hardware (routers, switches), and cybersecurity software.

In this role, you will be fully dedicated to the client’s project, working closely with their engineering teams and stakeholders.

This is a full-time, fully remote position.

Responsibilities:

• Design, develop, and maintain scalable web applications using Django and React
• Collaborate directly with the client’s engineering and product teams
• Contribute to system architecture and technical decision-making
• Ensure high code quality through best engineering practices, testing, and code reviews
• Participate in regular syncs and discussions with the client

Requirements:

• 8+ years of experience as a Full Stack Engineer
• Strong experience with Django
• Solid knowledge of React and modern frontend development
• Proven experience building full-stack applications
• Good understanding of REST APIs and system design
• Ability to work independently in a remote, distributed team
• Strong spoken English (daily communication with the client)

Nice to have:

• Experience with cloud platforms (AWS, Azure, or GCP)
• Familiarity with CI/CD and DevOps practices
• Background in networking or cybersecurity

About the Role
 

We are looking for a Senior Backend Engineer (Go / Golang) to join our team for a long-term product development project.

The frontend team (3 developers) is already formed. We are now strengthening the backend side.

This is a hands-on development role focused on building scalable APIs and backend services.
 

Responsibilities

• Develop backend services using Go (Golang)
• Design and implement REST APIs
• Work with PostgreSQL databases (schema design, optimization)
• Integrate third-party services
• Implement authentication & authorization (JWT, OAuth)
• Optimize performance and improve system reliability
• Collaborate closely with the frontend team
• Participate in technical discussions and estimations

Requirements

• 4+ years of commercial experience
• 3+ years of experience with Go (Golang)
• Experience with Gin, Echo, Fiber or similar Go frameworks
• Strong experience building REST APIs
• Experience with PostgreSQL
• Understanding of concurrency (goroutines, channels)
• Experience with Docker
• Experience with AWS (EC2, RDS, S3)
• Experience with Git
• Understanding of CI/CD processes

Nice to Have

• Redis
• Kafka / RabbitMQ
• Microservices architecture
• Kubernetes
• Experience with SaaS or marketplace products
• Swagger / OpenAPI
• Unit testing in Go

What We Offer

• Long-term full-time engagement
• Stable workload
• Product development from early stages
• Direct communication, no bureaucracy
• Opportunity to grow within the project

Gainway is looking for a Creative Producer who will be responsible for creating and developing advertising creatives in collaboration with designers and the marketing team.
 

Responsibilities:

- Create briefs for designers (video, motion, static)

- Assign tasks to the team and oversee their execution

- Generate ideas for advertising creatives (hooks, scripts, formats)

- Analyze creative performance (CTR, conversions, retention)

- Research competitors and advertising trends (Meta, TikTok)

- Improve creative strategy based on data

- Collaborate closely with the team
 

Requirements:

- Experience in creative production / marketing / performance advertising

- Understanding of how ad creatives and traffic work

- Ability to write clear briefs and task descriptions

- Strong sense of hooks and the first seconds of video

- Analytical mindset and results-oriented approach

- Understanding of trends in TikTok / Instagram / Meta Ads

- Experience working with designers or creative teams
 

Work format:

- Part-time or consulting basis

- Fully remote

- Flexible schedule
 

What the company offers:

- Flexible cooperation format

- Opportunity to influence creative strategy

- Work with a team open to ideas

- Dynamic environment with minimal bureaucracy

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. 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.
 

What we’re looking for

• Fluent in spoken English (В2+, work with US customers);
• Experience from 0,5 year in a relevant position;
• Be flexible with the US schedule. Working hours from 16:00 pm to 00:00 Kyiv Time;
• Ability to prioritize tasks for the team and coordinate multiple projects in a changing environment.
   

What you’ll be doing

• Full cycle of project management: from participation in pre-sales preparation to the stage of successful implementation/support of the project;
• Prepares a daily, weekly, and monthly plan;
• Work with technical documentation;
• Provide reporting on the progress of tasks and the project;
• Tracking workload, deadlines, and progress on each project’s tasks.
   

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.

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

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

About the role

We are looking for a Senior Full-Stack Developer to join as the first dedicated engineering team member and work directly with the founding team.

This is a hands-on role with strong architectural ownership across multiple production SaaS products. You’ll be involved in shaping system design, building new features, and improving reliability across the stack.

• Workload: 20–30 hours/week initially, with potential to scale

Requirements

• Strong experience with TypeScript (strict mode)
• Solid expertise in React (preferably React 19) and Next.js (App Router)
• Hands-on experience with Supabase (PostgreSQL, RLS, Edge Functions)
• Experience building and maintaining full-stack applications
• Strong understanding of API design, validation, and error handling
• Experience with relational databases, migrations, and query optimization
• Experience working with background jobs / async workflows
• Ability to work in an async, documentation-heavy environment
• Strong ownership mindset and ability to make architectural decisions

Will be a plus

• Experience with multi-tenant SaaS architectures
• Familiarity with Inngest or similar workflow orchestration tools
• Experience with real-time systems, voice or AI integrations
• Experience with Supabase Auth and RLS policies
• Knowledge of Redis (Upstash)
• Experience with Sentry or similar monitoring tools
• Experience integrating third-party APIs (CRM, telephony, etc.)
• Understanding of HIPAA-compliant systems

• Experience with tools like Twilio, Telnyx, Vapi, GoHighLevel, EasyPost

   

Responsibilities

Product Development

• Build new product modules based on architectural specifications
• Implement UI features and fix bugs across dashboards and interfaces
• Develop internal tooling and test harnesses for feature validation

Integrations & Orchestration

• Integrate and manage multiple external providers (AI, voice, APIs)
• Build reliable webhook pipelines (ingest, deduplication, processing)
• Implement CRM and third-party service integrations
• Work on campaign management logic (retry handling, orchestration, etc.)

Backend & Data

• Develop API routes with proper validation and error handling
• Implement background jobs and durable workflows
• Work with database migrations, RLS policies, and RPC functions

Project description

You will work across multiple production SaaS products that share a unified technical stack:

• Primary product (~70%):
  A multi-tenant AI platform for sales intelligence and conversation analytics with active clients and ongoing feature development. This is the most complex system with heavy integration and backend logic.
• Secondary product (~30%):
  A B2B healthcare portal focused on clinic workflows and order routing. The system includes role-based access, audit logging, and integrations with external providers.
• Additional product (as needed):
  An audience intelligence platform that is stable in production, requiring occasional feature updates and maintenance.

Core stack across all projects:
Next.js (App Router), React 19, Supabase (PostgreSQL, RLS, Edge Functions), TypeScript (strict mode), Tailwind CSS.

About us

Syndicode is a value-driven software development partner with a globally distributed team of engineers, designers, architects, and IT managers. We are united by the mission to provide our clients with software products and services that perform, look, and work as designed.

We believe that our people and culture sustain Syndicode’s success. Our team is unified by shared principles like Accountability, Involvement, Excellence, Visibility, Integrity, Innovation, Win-Win, and Flexibility. Syndicoders are professionals who pursue self-improvement through continual learning, are eager to introduce improvements to work processes, and can analyze various sources to make sound and timely decisions.

If it sounds like you, apply for our vacancies and become a new Syndicoder!

About the role

As a Business Analyst, you will play an important role in aligning clients' business needs with our technology solutions. Your role involves analyzing data, understanding client requirements, and translating them into effective project specifications. Working collaboratively with diverse teams, you'll be pivotal in optimizing processes, fostering clear communication, and ensuring the successful delivery of outsourcing solutions.
 

What you’ll be doing

• Creating comprehensive and robust documentation and requirements that align with the Software Development Life Cycle (SDLC) phases and meet the customers' specific needs
• Conducting workshops and meetings to gather requirements, prioritize features, and resolve conflicts, fostering effective stakeholder collaboration
• Identifying the business needs and expectations of the customer and translating them into business change drivers and effective technical solutions
• Utilizing business analysis methods and techniques to establish and document functional, non-functional, and transition requirements with end-to-end traceability throughout the project life cycle
• Identifying potential risks and developing a strategy to mitigate them
• Reviewing, documenting, implementing, and maintaining business processes for both the internal team and customers
• Auditing project processes to improve results and customer satisfaction
• Contributing to sprint planning sessions by providing insights into the feasibility and effort required to implement features
• Facilitating clear, ongoing communication with all parties involved in a project to ensure a shared understanding is maintained

What you’ll need

• 4+ years of working experience as a Business Analyst
• Experience working on mobile-first or mobile product environments
• Proficiency in English (advanced level)
• Strong requirements elicitation skills using BA elicitation techniques (interview, document analysis, prototyping, observation, requirements workshops, brainstorming, etc.)
• Understanding of requirements' classification (business, stakeholder, solution) and ability to communicate them to stakeholders
• Ability to define design options and recommend the solution
• Experience in process analysis and modeling (as…is and to..be states) using graphical notations
• Strong knowledge of requirements management and project tracking tools (Jira, visualization tools)
• Understanding of SDLC
• Familiarity with Market Analysis and User Personas creation

Nice to have

• Business analysis certifications
• Be able to understand complex data structures and identify necessary changes
• Understanding of API integration principles

What you’ll get at Syndicode

• 15 days of vacation, 11 holidays, and 20 sick leave days per year
• Fully remote position
• Educational support and professional growth opportunities
• Continuous feedback and transparent communication
• Opportunity to influence processes and product decisions
• Self-management and flexible working approach
• Dynamic, fast-growing environment

We are Cacao Mobile. For over 10 years, we have been building mobile applications in Health & Wellness, Entertainment, and Utilities, reaching thousands of users worldwide.
 

We are currently looking for a Machine Learning Specialist for a part-time, project-based collaboration (4 hours per day).
 

About the project:
A mobile application that measures heart rate and heart rate variability (HRV) using PPG technology.
 

What you’ll be doing:
- Develop and improve models for blood pressure prediction based on PPG;
- Fine-tune and optimize models on limited and noisy data (~3k signals);
- Improve prediction quality (including for calibrated users);
- Signal processing (filtering, transformations, feature engineering);
- Work on tasks without explicit labels (clustering, PCA, pattern discovery);
- Solve additional tasks on the same signal (stress, energy, etc.);
- Develop algorithms and personalized user baselines;
- Conduct research and analyze new approaches.
 

What will help you succeed in this role:
- 1+ year of hands-on experience in Machine Learning;
- Strong background in signal processing;
- Experience working with noisy real-world data;
- Experience in supervised and unsupervised learning;
- Experience working with incomplete / imperfect labels;
- Ability to solve open-ended problems;
- Research mindset (working with papers, analyzing approaches);
- Nice to have: experience with PPG or understanding of blood pressure.
 

What you’ll get from us:
- Experience working in a product team focused on scaling;
- Opportunity to boost your professional skills within a like-minded team;
- Creative environment, transparent processes, minimal bureaucracy;
- Access to all necessary tools and services;
- Fully remote work.

Summary

We are looking for a Lead Generation Manager to join our team for a long-term freelance role. You will be responsible for identifying and qualifying potential clients, initiating first contact, and nurturing leads to support our sales pipeline.

Responsibilities:
Research and identify potential clients across various channels (LinkedIn, Upwork, etc.)
Create and manage outreach campaigns
Qualify leads and maintain CRM record
Work closely with the sales team to hand off warm leads
Analyze and optimize lead generation strategies

Requirements:
Proven experience in lead generation or sales outreach
Familiarity with freelancing platforms, especially Upwork, is a big plus
Strong communication skills in English (B2–C1)
Located in LATAM time zones
Self-driven, proactive, and detail-oriented

What We Offer:
Long-term collaboration (6+ months)
Flexible working hours
Remote work
Friendly and supportive team

Key requirements

• Upwork experience (mandatory)  real client communication
• 1+ year in IT sales (outstaffing / outsourcing)
• Experience progressing & closing deals
• Fluent English
• Flexible schedule
• Russian or Ukrainian (optional)

What you’ll do

• Own leads from Upwork and other sources, respond fast
• Run discovery calls & clarify staffing needs
• Qualify roles, seniority, skills, timelines, engagement model
• Work with recruiting team & candidate pool
• Drive deals: calls, follow-ups, negotiation, close
• Keep CRM (HubSpot) clean and up to date
• Prepare client materials (Google Docs/Sheets)
• Use AI tools (ChatGPT, meeting notes) daily

Must-have

• Hands-on Upwork sales experience
• Confident in negotiations & pricing
• Strong communication & relationship skills
• CRM discipline
• Google Docs/Sheets confidence

Not for you if

• No Upwork experience
• Avoid negotiations or talking about money
• Prefer slow sales cycles
• Dislike CRM discipline

Schedule

• Flexible hours
• Availability for occasional late/weekend calls (client timezones)

About us

Codemotion  IT services company (100+ people), part of Index.dev group
Outstaffing & outsourcing with strong recruiting capacity

What we offer

• Flexible schedule
• Support from Sales, Recruiting & Pre-sales
• International clients, daily English
• Compensation: base + performance bonus

We’re seeking a super-experienced Senior Fullstack Developer with deep expertise in JavaScript/TypeScript, particularly in Node.js, React, and Supabase, combined with practical experience in AI prompt engineering. You’ll architect, build, and optimize scalable applications that seamlessly integrate AI-assisted functionalities and modern cloud backends.

Requirements

Position name: Senior FS Developer (with AI agents experience)
Level: Senior

Hard skills:

• 8+ years of experience building fullstack web applications.
• Advanced proficiency in JavaScript/TypeScript, Node.js, React, and Supabase.
• Practical hands-on experience with AI prompt engineering, leveraging ArgumentCode, Cursor, or equivalent developer-AI tools.
• Experience with Figma MCP integrations to pull designs directly from Figma files
• Deep understanding of RESTful and GraphQL APIs, modern web performance, and security.
• Advanced experience with SQL databases, especially PostgreSQL
• Solid understanding of LLM context design, tool integration, and code-generation workflows.
• Experience with Docker, GitHub Actions, and cloud deployments (Vercel, AWS, or similar).

Nice-to-Have:

• Familiarity with Next.js, tRPC, or Edge functions.
• Exposure to RAG systems, vector databases, or LangChain/OpenDevin-style orchestration.

Responsibilities:

• Design and develop full-stack applications using Node.js (backend), React (frontend), and Supabase (database/auth/storage).
• Build scalable APIs and event-driven systems.
• Integrate and optimize AI/LLM workflows (e.g., OpenAI, Anthropic, or local models) through prompt design, argument-code, or Cursor-based pipelines.
• Collaborate closely with product and design teams to turn ideas into high-quality software.
• Write clean, maintainable, and testable code following best practices (CI/CD, unit/integration tests, performance monitoring).
• Review code, mentor team members, and participate in architecture discussions.

Office/Remote: Remote
English: Upper (must have)
Time zone: PDT

Hi

We’re looking for a Senior SMM Manager to scale and systematize our existing social media presence.
 

About us:

• Ohayu offers eSIMs in 190+ countries to keep travelers connected worldwide;
• We’re a remote-first team united by a strong love for travel;
• We’ve already reached millions of organic views on social media and built a solid presence across all major platforms.
   

About you:

• Senior SMM specialist with strong hands-on experience and successful cases;
• Demonstrated ability to grow accounts from zero to traction;
• Strong experience using AI to speed up ideation, scripting and visual production;
• Experience editing content independently using CapCut, Canva, Figma, etc;
• Advanced English required: all internal communication is in English, and our social media audience is fully English-speaking;
• Love for traveling.
   

Your responsibilities will be:

• Create SMM content in the travel category;
• Manage all our social media: Facebook, Instagram, TikTok, YouTube Shorts, X, Threads. Primary focus: TikTok & Instagram;
• Moderate comments and respond to DMs;
• Edit video content in CapCut or other tools to create engaging Reels and TikToks;
• Edit static content in Canva, Figma, Photoshop, etc., to create engaging static posts and carousels. Write briefs for a marketing designer when needed;
• Use AI tools for content generation when needed;
• Create travel video content (own footage is a plus, stock, AI- and team-generated content can also be used);
• Work with the user acquisition managers and analysts to report on views, engagement, and installs driven by social media.
   

Why to join us:

• Be the first SMM Manager on the team and fully own all social media channels;
• Access to all required AI tools, knowledge sharing, and direct contacts with social media platforms through the Genesis ecosystem;
• Create travel-focused content with full creative freedom.
   

Work format: Possibility to work fully remotely or from our offices in Warsaw, Kyiv or Lviv.
 

Benefits: health insurance, 20 paid vacation days, annual performance review with clear salary progression.

Join us in reshaping the future of connectivity.

Golden Panda Marketing is an international, performance-driven affiliate company. We specialize in scaling high-demand products in the Health & Lifestyle sectors through aggressive, data-backed traffic acquisition.

We are looking for a Native & DSP expert who knows how to tame the algorithms of Taboola, Outbrain, and major DSPs. If you can spot a winning creative angle and scale a funnel to thousands of dollars in daily spend, this is for you.

What You’ll Do

• End-to-End Campaign Management: Launch, test, and scale Native and DSP campaigns independently to hit and exceed strict KPI targets.
• Aggressive Scaling: Take responsibility for managing thousands of ad dollars every day, efficiently allocating spend across platforms like Taboola, Outbrain, MediaGo, and various DSPs.
• Performance Analysis: Deep-dive into traffic data to spot trends in CTRs, CPCs, and conversion rates. You’ll act fast to cut losers and maximize ROI.
• Funnel & Creative Testing: Collaborate with the team to experiment with new landing pages, prelanders, and ad creatives. You are responsible for finding the "winning combo" and scaling it aggressively.
• Cross-Platform Growth: While your focus is Native/DSP, you’ll work within a team that leverages Google and Facebook to ensure holistic growth.

Requirements

• 3+ years of experience as a Media Buyer specifically in Native ads or Programmatic/DSP environments.
• Proven Track Record: Experience managing large daily budgets profitably (you aren't afraid of spending $1k+ per day).
• Expertise in Platforms: Deep knowledge of Taboola, Outbrain, or major DSPs (MediaGo, etc.).
• Data-Driven Mindset: Strong analytical skills with the ability to interpret performance data and turn it into actionable scaling strategies.
• Creative Agility: Ability to develop and test multiple "angles" to keep campaigns fresh and profitable.
• English Proficiency: Comfortable working in an international environment (written and spoken).

What You Get

• 100% Remote: Work from anywhere.
• Financial Growth: Competitive fix + high performance-based commissions.
• Scale & Resources: Access to significant budgets and a support team (design/tech) to help you ship fast.

BigD is seeking a talented Senior Payments Manager/Head of Payments to join our dynamic team. BigD is an iGaming operator (top brand). But that’s not all — we also have a thriving Affiliate Program, a handy Payment solution, and an AI user acquisition solution. We are a big family of over 500+ creative minds.

Responsibilities:
 

• End-to-end ownership of payment performance (approval rate, conversion, rejections)
• Managing relationships with existing PSPs and local providers
• Optimising payment flows to reduce friction and improve conversion rates
• Handling reconciliations and payment reporting
• Onboarding new payment providers (including compliance processes)
• Analysis of local payment solutions (LATAM and other markets)
• Launching initiatives to reduce the cost of payments
• Collaborating with technical teams to ensure processing stability
• Handling chargebacks and risk mitigation
• Participating in resolving escalations and improving the customer experience
   

Requirements:
 

• 3–5+ years’ experience in payments iGaming vertical
• In-depth understanding of global payment systems and local market specifics
• Experience working with the LATAM market
• Strong knowledge of AML / KYC / Compliance / Risk
• Data-driven mindset + strong analytical skills
• Experience working with Excel / Tableau / BI tools
• Hands-on experience in resolving complex payment cases.
   

Working conditions:
 

• Direct communication with the core TEAM
• 28 calendar days of vacation
• Paid sick leave
• Sports compensation
• Compensation for courses and training
• Day off for birthday
• Flexible work schedule
• Regular salary reviews
• Salary paid at a favorable rate
• Non-toxic work environment, free of bureaucracy
• Stable salary payment

We are Cacao Mobile. For over 10 years, we have been building mobile applications in the Health & Wellness, Entertainment, and Utilities categories, attracting thousands of users worldwide.

We are strengthening our creative team and looking for a Motion Designer — a proactive and energetic specialist in creating performance creatives for mobile app promotion (Meta, TikTok, etc.).
 

Key responsibilities:
- Create video content for mobile app promotion on Meta, TikTok, and other platforms based on prepared scripts;
- Collaborate with the marketing team to develop and test creative concepts;
- Research the market and competitors to identify best practices and adapt them for testing within the company’s apps;
- Dive deep into the product and build strong awareness of apps in similar categories.
 

What will help you succeed in this role:
- 1+ year of commercial experience in Motion Design;
- Confident use of AI tools to optimize the speed of video content production;
- Understanding of timing, rhythm, storytelling, and video editing principles;
- Strong visual awareness: understanding of composition, color theory, and animation principles;
- Willingness to learn new tools and follow design trends;
- Strong responsibility, autonomy, and time-management skills.

Nice to have:
- Experience creating marketing creatives for mobile apps in Health & Wellness, AI tools, or Utilities;
- Experience or willingness to occasionally work with static creatives;
- Experience independently generating ideas and hypotheses for video creatives.

What we offer:
- Experience working in a product team focused on scaling and growth;
- The opportunity to boost your professional skills in a team of like-minded specialists;
- Creative culture, transparent processes, and minimal bureaucracy;
- Access to all the tools and services needed for effective work;
- Fully remote work format.
 

Our hiring process:
- HR interview
- Paid test task
- Technical interview

#WeAreIn for jobs that impact everyone's life. What if your ideas could change the way the world connects, powers up, or thinks? As an Embedded Systems Engineer on our Research & Development team, you'll have the opportunity to merge creativity with your technical expertise by shaping the future of technology, driving groundbreaking projects, and bringing new ideas to life. Are you in?

Your Role

Key responsibilities in your new role

• Be responsible for firmware development for the MCU system and peripherals
• Implement drivers and middleware that enable hardware capabilities according to business specifications
• Work with an international team on cutting-edge technology
• Contribute to the innovative advancement of the company’s MCU solutions

Your Profile

Qualifications and skills to help you succeed
 

• A university degree in Computer Engineering, Computer Science, Electronics, or similar domain
• At least 3–5 years of experience in embedded solutions development
• Strong knowledge of Embedded C
• Good understanding of MCU peripherals
• Strong knowledge of communication interfaces like I2C/SPI/UART
• Good knowledge of make-build systems and Git

• At least an intermediate level of English

   

Please send us your CV in English.