Balancify

Balancify is looking for a Senior Full-Stack Engineer experienced with TypeScript, NestJS, and React, capable of working with high-load systems and large real-time data streams. You will play a key role in building our FinTech platform with complex business logic, intensive data flows, and strict performance requirements.

Tech stack

Backend: TypeScript, NestJS, MySQL/PostgreSQL, Docker, WebSockets
Frontend: React, CSR/SSR balancing concepts, Tailwind, WebSockets, State-management
Other: Architectural patterns, algorithms, database design & optimization, unit/integration/e2e testing

Requirements:

• 5+ years of experience with JavaScript/TypeScript
• Strong commercial experience with NestJS and large-scale enterprise systems
• 3+ years of production experience using React
• Deep understanding of JavaScript/TypeScript internals
• Experience working with high-load systems and real-time data
• Strong knowledge of architectural patterns and algorithms
• Experience designing scalable data models and SQL databases
• Ability to optimize complex SQL queries
• Proficiency with Docker, containers, and testing practices
• Strong analytical and problem-solving skills

Nice to have:

• Practical experience with Web3/Blockchain (even basic integrations)
• Experience integrating banking APIs or financial institutions
• Previous work on banking or payment platforms
• Knowledge of security principles, cryptography, and consensus algorithms
• English level: Intermediate+

What Balancify offers:

• Competitive compensation
• Flexible working schedule
• Social package (30 working days of annual leave)
• Challenging and engaging FinTech project with a diverse tech stack
• Opportunities for personal development and professional growth
• Work with talented, ambitious, and collaborative teams
• Educational opportunities: corporate courses, knowledge bases
• Compensation for professional certification and support for learning activities
• Corporate social responsibility initiatives

Responsibilities:

Backend

• Develop high-load backend services using NestJS
• Design scalable architecture, complex modules, and business flows
• Implement advanced FinTech algorithms
• Design relational database schemas and ensure scalability
• Optimize complex SQL queries and performance bottleneck
• Write unit, integration, and e2e tests
• Work with Docker and container-based environments
   

Frontend

• Build user-facing applications using React
• Ensure performance and responsiveness under high load
• Handle large real-time data streams using WebSockets
• Implement robust state management across the application
• Transform UI/UX designs into efficient, maintainable components
• Collaborate closely with backend engineers for smooth integration

Balancify is building a next-generation FinTech crypto-banking platform that powers acquiring, payouts, and corporate card solutions for businesses.
You will work on scaling a high-load financial system used by real companies every day — solving complex technical challenges, optimizing performance, and shaping a product where your engineering impact truly matters. 🚀

We are looking for a Senior Full-Stack Developer experienced with TypeScript, NestJS, and React, capable of working with large real-time data streams and designing scalable system architecture.

Tech stack

Backend: TypeScript, NestJS, MySQL/PostgreSQL, Docker, WebSockets

Frontend: React, CSR/SSR balancing concepts, Tailwind, WebSockets, State-management
Other: Architectural patterns, algorithms, database design & optimization, unit/integration/e2e testing

Responsibilities

Backend

• Develop and scale high-load backend services using NestJS
• Design scalable architecture, complex modules, and business-critical flows
• Implement advanced FinTech algorithms and transaction logic
• Build and optimize relational databases (MySQL/PostgreSQL)
• Improve performance through optimized SQL queries and indexing
• Write unit, integration, and e2e tests
• Work with Docker and containerized environments

Frontend

• Build and maintain user-facing applications using React
• Ensure smooth performance and responsiveness under high load
• Work with large real-time data streams (WebSockets)
• Implement scalable state management across the app
• Convert UI/UX designs into performant and maintainable components
• Collaborate closely with backend engineers for seamless integration

Requirements

• 5+ years of experience with JavaScript/TypeScript
• Strong commercial experience with NestJS and large-scale enterprise architecture
• 3+ years of professional experience using React in production
• Deep understanding of JS/TS internals
• Experience working with high-load systems and real-time data
• Strong knowledge of architectural patterns, algorithms, and system design
• Experience with SQL schema design, optimization, and complex queries
• Proficiency with Docker and testing practices

• Strong analytical and problem-solving skills

   

  Nice to have

• Experience with Web3/Blockchain (even basic integrations)
• Experience integrating banking APIs or financial services
• Previous experience building banking/payment platforms
• Knowledge of security principles, cryptography, consensus algorithms
• English — Intermediate+
  
  What Balancify offers:
• Competitive compensation
• Flexible working schedule
• 30 working days of paid annual leave
• A complex FinTech product with real high-load engineering challenges
• Opportunity to influence architecture and technical decisions
• Professional growth, mentorship, and learning support
• Access to corporate education and internal knowledge bases
• Compensation for certifications and learning initiatives
• Corporate social responsibility initiatives

We are looking for a Senior iOS Swift Developer to build and scale our iOS application for a financial platform with real-time transactions and complex business logic.

Tech stack

• Swift
• UIKit / SwiftUI
• Combine / async-await
• REST APIs, WebSockets
• MVVM / Clean Architecture

• Unit & Integration testing

   

Responsibilities

• Develop and maintain the iOS application for the FinTech platform
• Implement complex business flows (transactions, balances, payouts)
• Work with real-time data streams
• Optimize performance, stability, and reliability
• Integrate with backend APIs
• Participate in architecture and technical decisions

• Write unit and integration tests

   

Requirements

• 5+ years of commercial iOS development experience
• Strong knowledge of Swift
• Production experience with UIKit and/or SwiftUI
• Solid understanding of MVVM / Clean Architecture
• Experience with high-load or real-time systems
• Experience integrating REST APIs
• Experience writing tests

• English level: B1 (Intermediate) or higher

   

Nice to have

• Experience in FinTech / Banking / Payment systems
• Basic knowledge of Web3 / Blockchain
• Experience with mobile security best practices

• iOS CI/CD (Fastlane, GitHub Actions)

   

We offer

• Competitive compensation
• Flexible working schedule
• 30 working days of paid annual leave
• Work on a complex FinTech product with real engineering challenges
• Opportunity to influence architecture and technical decisions
• Professional growth and learning support

We are looking for a Senior iOS Swift Developer to build and scale our iOS application for a financial platform with real-time transactions and complex business logic.

Tech stack

• Swift
• UIKit / SwiftUI
• Combine / async-await
• REST APIs, WebSockets
• MVVM / Clean Architecture

• Unit & Integration testing

   

Responsibilities

• Develop and maintain the iOS application for the FinTech platform
• Implement complex business flows (transactions, balances, payouts)
• Work with real-time data streams
• Optimize performance, stability, and reliability
• Integrate with backend APIs
• Participate in architecture and technical decisions

• Write unit and integration tests

   

Requirements

• 5+ years of commercial iOS development experience
• Strong knowledge of Swift
• Production experience with UIKit and/or SwiftUI
• Solid understanding of MVVM / Clean Architecture
• Experience with high-load or real-time systems
• Experience integrating REST APIs
• Experience writing tests

• English level: B1 (Intermediate) or higher

   

Nice to have

• Experience in FinTech / Banking / Payment systems
• Basic knowledge of Web3 / Blockchain
• Experience with mobile security best practices

• iOS CI/CD (Fastlane, GitHub Actions)

   

We offer

• Competitive compensation
• Flexible working schedule
• 30 working days of paid annual leave
• Work on a complex FinTech product with real engineering challenges
• Opportunity to influence architecture and technical decisions
• Professional growth and learning support

About the Company

We are a fast-growing FinTech startup building a next-generation crypto neo-banking platform that combines traditional financial services with crypto-native infrastructure. 
Our goal is to enter the US market, scale brand awareness, attract strategic investors, and position the company for rapid growth or potential acquisition.

Role Overview

We are looking for a Growth & PR Manager with deep experience in crypto / fintech, who will own the entire external presence of the company in the United States. 
This role is not just marketing or SMM - it’s a highly hands-on position focused on brand visibility, credibility, and growth within the US crypto and fintech ecosystem.

Responsibilities:

• Build and execute US growth strategy
• Define positioning and brand narrative
• Manage PR, media relations, and publications
• Grow and own Twitter/X presence
• Build relationships with influencers, founders, and VCs
• Support investor visibility and inbound interest
• Define KPIs and track performance

Ideal candidate profile:

• 3+ years of experience in Growth, PR, or Marketing within Crypto / FinTech / Web3
• Strong understanding of US startup & investment ecosystem
• Proven Twitter/X growth experience
• Comfortable operating in the US market context (media, founders, investors, tone of voice)

⭐Nice-to-have

• Experience working with early-stage startups
• Background in investor communications or fundraising support
• Experience launching products in the US market
• Personal brand or strong presence on Crypto Twitter

Why Join Us

• Opportunity to own growth and PR strategy from scratch
• Direct influence on the company’s valuation and future
• Close collaboration with founders and leadership
• Competitive compensation + potential equity (depending on experience)
• Build something that can genuinely make noise in the US market

About the company
We are a fast-growing FinTech startup building a next-generation crypto neo-banking platform that combines traditional financial services with crypto-native infrastructure.

Our primary focus is the US market. We aim to scale brand awareness, attract strategic investors, and position the company for rapid growth or a potential acquisition.

Role overview

We are looking for a Head of Growth & PR with strong experience in crypto / fintech, who will own the company’s external presence in the US market.

This is a strategic leadership role, not just marketing or SMM. You will shape positioning, visibility, media narrative, and investor perception in the United States.

Remote role, US-friendly time zones preferred.

Responsibilities

Growth & Strategy

• Develop and execute a growth and visibility strategy for the US market
• Define positioning, messaging, and storytelling for users and investors
• Identify key growth channels, partnerships, and distribution opportunities in US crypto & fintech

PR & Media

• Build and manage relationships with US-based crypto, fintech, startup, and VC media
• Write and distribute press releases, pitches, and announcements
• Secure media coverage, interviews, podcasts, and thought leadership placements
• Support founders in public communications and media appearances

Social Media & Community (Twitter/X focus)

• Own and scale the company’s Twitter/X presence as a core growth channel
• Create content tailored to US crypto, tech, and investor audiences
• Build relationships with founders, influencers, VCs, and opinion leaders
• Drive organic growth, engagement, and conversations

Investor Visibility

• Create narratives and materials attractive to VCs, angels, and strategic partners
• Support investor outreach through PR and visibility initiatives
• Track inbound interest from investors and partners

Analytics & Reporting

• Define KPIs for growth, PR, and social performance
• Track results, optimize campaigns, and iterate based on data
• Report directly to founders / leadership

Requirements

Must-have

• 3+ years of experience in Growth / PR / Marketing within Crypto, FinTech, or Web3
• Proven experience working with the US market
• Existing network in US crypto / fintech media or ecosystem
• Strong understanding of the US startup and investment landscape
• Demonstrated success growing Twitter/X accounts in crypto or tech
• Native or near-native English
• Availability during US-friendly working hours

Nice-to-have

• Experience with early-stage startups
• Background in investor communications or fundraising support
• Experience launching products in the US
• Personal brand or active presence on Crypto Twitter

What success looks like

• Rapid growth of brand awareness in the US crypto / fintech ecosystem
• Consistent coverage in relevant US media
• Strong, engaged Twitter/X audience
• Inbound interest from investors, partners, or acquirers
• Clear positioning as a credible US-market player

Why join

• Full ownership of growth & PR from scratch
• Direct impact on company valuation and future
• Close collaboration with founders
• Competitive compensation + potential equity
• Remote-first setup with US-market focus

We are looking for a Middle iOS Swift Developer to support and grow our iOS application for a financial platform with real-time transactions and business logic.

Tech stack

• Swift
• UIKit / SwiftUI
• Combine / async-await
• REST APIs, WebSockets
• MVVM / Clean Architecture
• Unit & Integration testing

Responsibilities

• Develop and maintain the iOS application for the FinTech platform
• Implement business flows such as transactions, balances, and payouts
• Work with real-time data streams under guidance
• Optimize performance and reliability
• Integrate with backend APIs
• Participate in technical discussions and architecture decisions
• Write unit and integration tests

Requirements

• 2–4 years of commercial iOS development experience
• Good knowledge of Swift
• Experience with UIKit and/or SwiftUI in production
• Understanding of MVVM / Clean Architecture
• Experience with REST APIs integration
• Experience writing tests
• English level: B1 (Intermediate) or higher

Nice to have

• Experience in FinTech / Banking / Payment systems
• Basic knowledge of Web3 / Blockchain
• Understanding of mobile security best practices
• Familiarity with iOS CI/CD (Fastlane, GitHub Actions)

We offer

• Competitive compensation
• Flexible working schedule
• 30 working days of paid annual leave
• Work on a complex FinTech product with real engineering challenges
• Opportunity to contribute to architecture and technical decisions
• Professional growth and learning support

We are looking for a Middle iOS Swift Developer to support and grow our iOS application for a financial platform with real-time transactions and business logic.

Tech stack

• Swift
• UIKit / SwiftUI
• Combine / async-await
• REST APIs, WebSockets
• MVVM / Clean Architecture
• Unit & Integration testing

Responsibilities

• Develop and maintain the iOS application for the FinTech platform
• Implement business flows such as transactions, balances, and payouts
• Work with real-time data streams under guidance
• Optimize performance and reliability
• Integrate with backend APIs
• Participate in technical discussions and architecture decisions
• Write unit and integration tests

Requirements

• 2–4 years of commercial iOS development experience
• Good knowledge of Swift
• Experience with UIKit and/or SwiftUI in production
• Understanding of MVVM / Clean Architecture
• Experience with REST APIs integration
• Experience writing tests
• English level: B1 (Intermediate) or higher

Nice to have

• Experience in FinTech / Banking / Payment systems
• Basic knowledge of Web3 / Blockchain
• Understanding of mobile security best practices
• Familiarity with iOS CI/CD (Fastlane, GitHub Actions)

We offer

• Competitive compensation
• Flexible working schedule
• 30 working days of paid annual leave
• Work on a complex FinTech product with real engineering challenges
• Opportunity to contribute to architecture and technical decisions
• Professional growth and learning support