---
title: 'Senior Software Engineer, Message Delivery at Omnisend'
canonical: 'https://feeny.ai/job/senior-software-engineer-message-delivery-omnisend-vilnius-5jfk0me8n485'
type: 'job'
last_seen: '2026-09-07'
---

# Senior Software Engineer, Message Delivery at Omnisend

- **Company:** Omnisend
- **Location:** Vilnius, Lithuania
- **Employment:** full-time
- **Work type:** hybrid
- **Posted:** 2026-09-01
- **Last confirmed live:** 2026-09-07
- **Apply:** https://jobs.lever.co/omnisend/455736d1-bd40-44b4-b128-be7d1581c36e

## Job description

Working at Omnisend is... kind of boring.

Not the soul-crushing kind of boring — more like the “no drama, no chaos, just smart people doing great work” kind. The kind that lets you focus on what matters, without pointless meetings, micromanagement, or bureaucracy. We’re data-driven. We test, we iterate, we improve. Gut feelings don’t drive decisions — insights do. We trust each other. We’re transparent, give real feedback, and actually listen. No egos, no hand-holding — just a team of experienced professionals moving fast, adapting easily, and delivering impact. Omnisend is customer-funded and customer-driven. Our work is rooted in solving real problems that help ecommerce brands grow. No empty promises — we bring in results. And yes, we have fun. But the grown-up kind — workations, team gatherings, the occasional party. No forced fun, no awkward icebreakers. Just genuine moments with a team that actually enjoys working together.

The Message Delivery team is the backbone of Omnisend’s multichannel communication stack — ensuring that millions of marketing messages reliably reach inboxes, phones, and browsers every day. We’re responsible for the reliable, fast, and compliant delivery of email, SMS, and push notifications. Our scope includes: Managing message sending infrastructure; Enabling message rendering and personalization across channels; Powering message tracking, analytics, and logs for customers and support; Collaborating with Product, Support, and Customer Success to deliver high-quality CX

We are looking for a Senior Full-stack Engineer with a preference for backend development. People that are proactive, product-minded and enthusiastic about crafting the impactful software product for our customers find a best fit at Omnisend.

What you’ll do @Omnisend:

- Contribute significantly to product development decisions
- Design, develop, and test features
- Resolve technical challenges for seamless system functionality and optimal performance
- Maintain features with effective monitoring, logging, and alerting
- Share best practices with team members

We expect that you’ll bring:

- Hands-on experience (5+ years) implementing and maintaining scalable, highly available, high load systems
- Customer centricity
- Ideally, experience with Golang or alternatively proficiency in any backend programming language with the willingness to learn Golang
- Familiarity with modern software build pipelines and tools
- Proficiency in any database
- Experience with real time distributed messaging tools, like NSQ, Pub/Sub
- Working experience with any cloud provider (at Omnisend we use Google Cloud Services)
- Experience with event based architecture

How we work and what we value:

- Company-wide OKR
- Empowered product teams that solve customer and business problems
- Objective-based planning and experimentation-driven delivery
- Product-led growth
- We look at product metrics daily, we speak to our customers and do it often
- Outcomes and bringing value to our customers over outputs and feature factories
- Ship to learn. Experimentation to validate hypotheses and assumptions
- Truly embracing data-driven decisions

What we offer in return:

- Gross salary starting point from 6000 EUR/month based on experience
- Quarterly salary reviews
- An unlimited learning budget for self-improvement complying with the best interest of Omnisend
- Working methods and best practices inspired by the best tech companies in Silicon Valley
- Senior colleagues (over 70%) enable us to have a high-performing, productive environment where your growth will accelerate
- Flexible working hours and remote work possibilities
- Private health insurance
- Unlimited access to psychotherapy
- Workstation budget
- Personalized work anniversary gifts, such as house cleaning, spa treatments, international flights etc.
- Attractive workations and team-led team-building events

## About Omnisend

## Company Overview
- **One-liner**: Omnisend is a marketing automation platform built specifically for ecommerce brands, helping them drive revenue through email, SMS, and other channels powered by AI and data.
- **Entity Type**: Private (Bootstrapped/Organic Growth, with minor funding rounds)
- **Headquarters**: Vilnius, Lithuania (with offices in Kaunas, Lithuania and Charleston, South Carolina, USA)
- **Founded**: 2014
- **Founders**: Rytis Lauris (Co-founder, CEO)

## Core Business
- **Primary Industry**: Ecommerce Marketing Automation / SaaS (Software as a Service)
- **Target Customers**: B2B; specifically ecommerce brands (SMBs to mid-market).
- **Mission/Purpose**: To make ecommerce marketing easier, more intuitive, powerful, and personal for the people behind every store. They aim to help online brands grow through smarter, more personal customer relationships.

## Products & Services
- **Omnisend Platform**: An omnichannel marketing automation platform that integrates email, SMS, and push notifications.
    - **AI**: AI-powered tools for copywriting, send-time optimization, and audience segmentation.
    - **Campaigns**: Create and send email and SMS campaigns, either together or separately, with on-brand assets.
    - **Automation**: Pre-built workflow templates (welcome, abandoned cart, post-purchase) that generate significant revenue on autopilot (claiming 70% of revenue comes from automations).
    - **Segmentation**: Customer segmentation based on behavior, purchase history, and engagement.
    - **Integrations**: Seamless integration with over 200+ ecommerce platforms (Shopify, WooCommerce, BigCommerce, etc.) and other tools.

## Market Standing
- **Valuation/ Market Cap**: Not publicly available (privately held, unlikely to have a public valuation from the last 12 months).
- **Key Metric**:
    - **Annual Revenue**: Estimated at ~GBP 26.5M (source: LinkedIn data).
    - **Total Funding**: ~EUR 186,000 (small, early funding; company is primarily customer-funded and profitable).
    - **Customers**: Over 150,000 online stores globally.
- **Notable Investors/Partners**: Partnership with Amazon Advertising. Key integrations include Shopify, BigCommerce, WooCommerce, Magento, and others.
- **Growth Signals**:
    - **Headcount**: Grown to 250+ employees from 208 in the previous year (+7.4% YoY).
    - **Recognition**: Listed in Deloitte’s Technology Fast 500 in EMEA and the Deloitte Technology UK Fast 50 (38th place).
    - **Global Footprint**: Distributed workforce across 19 countries, with hubs in Vilnius, Kaunas, and Charleston.

## Competitive Advantages
- **Ecommerce Focus**: A deep, singular focus on ecommerce allows for highly specialized features and integrations that general marketing platforms lack.
- **Unified Omnichannel**: True integration of email, SMS, and push notifications within a single platform, making it easier to manage multi-channel campaigns.
- **Customer-Funded Growth**: The company is largely bootstrapped and customer-funded, suggesting a strong product-market fit and sustainable business model without the pressure of venture capital demands for growth at all costs.
- **Cost-Effectiveness**: Marketed as providing up to 35% smaller invoices than competitors like Klaviyo, a key selling point for cost-conscious SMBs.

## Strategic Focus
- **AI Integration**: Deeply embedding AI into the core product to automate tasks like copywriting, audience targeting, and send-time optimization, allowing marketers to focus on strategy.
- **Platform Expansion**: Continuing to build out integrations and features to become the central operating system for ecommerce marketing.
- **Customer Experience**: Maintaining a focus on "real people" support to differentiate from larger, more automated competitors.

## Why Work Here
- **Company Culture**: Described as a place that values efficiency, autonomy, and delivering results. They emphasize a lack of "chaos and drama," focusing on "smart people doing great work together."
- **Work Policy**: **Hybrid & Remote-friendly**. Offers flexible working hours and the ability to work from home. Physical offices are available in Vilnius, Kaunas, and Charleston.
- **Engineering Culture**: Over 70% of product colleagues are reported to be senior, providing a strong learning environment for engineers.
- **Benefits**:
    - Unlimited learning budget for relevant resources.
    - Quarterly salary and performance reviews.
    - Private health insurance.
    - 3rd pillar pension investment options (for Lithuanian employees) or retirement plan matching up to 5% (for US employees).
    - Growth trajectory of a successful, stable company (11+ years of consistent growth).

## Sources
1. [omnisend.com](https://www.omnisend.com/about-us/)
2. [omnisend.com](https://www.omnisend.com/careers/)
3. [omnisend.com](https://www.omnisend.com/)
4. [linkedin.com](https://tw.linkedin.com/company/omnisend)

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