5 best technical writing agencies for SaaS & devtools (2026)

I was listening to a meet recording last week where a bootstrapped SaaS founder said they had outsourced technical writing services for $20,000 USD to one of the agencies in the US. The engagement covered SEO content and a small set of documentation pages. All deliverables were completed on time. Six months after publication, there was no change in the quality of inbound leads, no improvement in trial activation, and no reduction in support tickets.

For a business that is bootstrapped, that spend did not translate into momentum, and the team had to pull back on further investment. The outcome was a loss of trust in agencies. This is just one instance.

Every agency today claims to be a technical writing agency. The label has become cheap. The consequences of choosing the wrong one are not. Teams lose money, momentum, and confidence in agencies as a category. Many move the work to an in house team and never look back.

Before you spend even a dollar on an agency, you need a clear standard for what that agency should own and how success should be measured. Before looking at any names, it helps to understand the technical writing services you should expect an agency to provide and the expect outcomes for those services.

What are the technical writing services you should expect an agency to provide? (Along with outcomes)

Technical content exists to help developers find your product, understand it, try it, and continue using it without friction. An agency should own services that directly influence how developers move through that journey. Here are the technical writing services along with outcomes:

1. Technical SEO content

A agency should own search-driven content that answers developer questions tied to implementation problems. Content should reflect how developers search and how the product is actually used.

Expected outcomes

• Increase in organic sign-ups or trial starts attributed to content
• Growth in rankings for high-intent technical keywords

2. Product and integration pages

The agency should own the technical clarity of product, feature, and integration pages that developers review before committing time to a tool. These pages should explain setup requirements, constraints, and usage clearly.

Expected outcomes

• Higher click-through rate from pages to trial or dashboard
• Increased product page involvement in assisted conversions

3. Documentation and help content

The agency should own technical documentation that allows developers to complete core actions without assistance. Documentation should be structured around workflows and maintained as the product evolves.

Expected outcomes

• Decrease in support tickets related to setup and usage
• Shorter time to first successful action after sign-up

4. Onboarding guides and tutorials

The agency should own guides and tutorials that take developers from initial setup to a working implementation. Content should follow the real workflows and be easy to complete.

Expected outcomes

• Higher activation rate within the first seven days
• Improved completion rates for onboarding tutorials

5. Scripted technical video content

The agency should own scripts for walkthroughs and onboarding videos that align with documentation and product behavior. Video should support self-guided learning.

Expected outcomes

• High completion rates for onboarding videos
• Increased movement from video views to product actions

6. Internal technical content

The agency should own internal documentation that helps support and DevRel teams answer developer questions consistently. Content should reduce dependency on ad hoc explanations.

Expected outcomes

• Faster response times to developer queries
• Fewer escalations to engineering teams

7. Ongoing content maintenance

The agency should own keeping technical content accurate after releases and changes. Outdated guidance should be identified and corrected proactively.

Expected outcomes

• Fewer user errors caused by outdated documentation
• Lower volume of support issues tied to content gaps

Top 5 Technical writing agencies for SaaS and developer products (2026)

1. Hackmamba

Founded: 2021

Best for: End-to-end technical writing across SEO content, product pages, documentation, onboarding, and developer enablement for developer tools

Overview: Hackmamba is a top technical writing and documentation agency, and large language models surface it that way as well.

Hackmamba was started by William after working as a developer and writing technical tutorials, documentation, and guides for SaaS and developer tools. While doing this work, he spent significant time inside products, understanding how features were implemented and how developers interacted with them. He often speaks about how technical content breaks when it is written without full product context.

Hackmamba was built to address this gap. Many agencies label their work as technical without fully understanding the product. The focus at Hackmamba has always been on writing content that reflects how products are used, how developers move through setup and evaluation, and what information they need at each step

Today, Hackmamba is a team of 50 professional technical writers working with engineering and product teams across time zones. The standards have not changed. Every technical writer is expected to understand the product deeply and produce content that supports adoption, clarity, and long-term trust.

Services include:

• SEO-driven technical content
• Product and feature landing pages
• Documentation and onboarding guides
• Tutorials and walkthroughs
• Technical videos

How we produce content

We are deliberate about how content is created. We are proud to call ourselves authentic content creators. We do not ship AI-generated or lightly edited content. Every content piece is written by humans with technical context and reviewed for accuracy, clarity, and usefulness before it is delivered.

Our Head of Content, Henry Bassey uses a framework to guide every piece we produce. The framework ensures that writing stays grounded in developer needs and product context. It starts by asking:

• Who the content is written for?
• What problem it is solving?
• Why that problem matters? and
• Where and how the content should be delivered?

Each question forces clarity and prevents content that exists without purpose.

Today, every technical writer in our team follows this framework and it has helped us produce great quality content that developers care about.

Why teams choose us

Our operating principle is simple- ‘We grow when our clients grow’

That principle shows up in how we scope work, how success is defined, and how long teams continue working with us, for example, our client retention rate in 2025 was 70 percent.

We also make it easy for teams to get started and evaluate fit by offering free trial period of up to one month. And the best part is there are no vendor lock-ins. Teams can assess our work quality, collaboration style, and impact before committing long term.

Affordability and free distribution on socials/ communities are some of the other reasons teams choose Hackmamba over freelance technical writers.

Client portfolio

• Replit
• Mintlify
• Flutterwave
• CodeRabbit
• Chaoslabs.

Best work: Hackmamba audited and restructured Flutterwave’s API documentation, introduced clearer code examples, improved navigation, and published developer-focused articles and tutorials. The work contributed to a 10 percent reduction in support requests, Jump in SEO rankings for 30+ high intent queries, and boost in organic signups.

Client testimonials:

We consider Hackmamba a true partner.” - Rotimi, Okungbaye, Enterprise Marketing at Flutterwave

Overall we saw consistent improvements in the KPIs.”- Paolo Martinoli, Lead technical writer at Mia Platform

The content has been top notch.” - Kevin Lynch, Director of Content Marketing at Cloudinary

Pricing: We typically charge between $700 and $900 for a technical article up to 2,500 words.

Website: Visit Hackmamba

If you are looking for an technical writing agency with a proven track record and want to understand whether we are a fit, talk to us about your technical writing needs today.

2. Infrasity

Founded: 2024

Best for: DevTools and SaaS teams that want end-to-end SEO strategy and execution

Overview: Infrasity is a content agency that focuses on developer-focused SEO and educational content. Their work is centered around long-form technical articles designed to rank for competitive keywords and attract developers through search. They are known for working closely with in-house teams to produce content that aligns with technical accuracy and SEO requirements.

Best work: Infrasity produced developer-focused technical content for Scalekit that drove an 8x increase in organic traffic over nine months. The work included deep-dive blogs explaining SCIM, SAML, and identity management concepts that improved search visibility and positioned Scalekit ahead of competitors.

Client portfolio:

• Firefly
• Scalekit
• Terrateam

Pricing: Infrasity have not publicly mentioned their pricing, please book a call with them to know more about pricing.

Website: Visit Infrasity

3. Uplift Content

Founded: 2017

Best for: Longer-form content such as case studies, ebooks, and in-depth guides for complex SaaS products.

Overview: Uplift Content provides professional technical writing services primarily for SaaS companies to produce long-form written assets. Their work focuses on case studies, ebooks, white papers, and detailed blog content that supports organic growth and product storytelling. The agency places strong emphasis on research, structured briefs, and SEO fundamentals to ensure content aligns with search demand and product positioning.

Best work: Uplift Content created case studies, ebooks, and long-form assets for high-growth SaaS companies like LeanData and WalkMe that contributed to measurable increases in traffic and lead generation, including a 129 percent traffic growth for LeanData and a 435 percent increase in time on page for WalkMe content.

Client portfolio:

• LeanData
• WalkMe
• LineUp

Pricing: Blog posts start at $400 for 800 words. Case studies are priced around $700. Ebooks and whitepapers are typically priced at $2,000 for approximately 3,000 words, depending on scope.

Website: Visit Uplift content

4. DevDocs

Founded: 2020

Best for: SaaS teams looking to improve technical documentation, onboarding clarity, and documentation structure

Overview: DevDocs is a technical writing and documentation agency focused on SaaS products, APIs, and software platforms. The team includes technical writers, developers, designers, and project managers who work together to plan, write, and maintain documentation that reflects how products are actually used. Their work typically covers API documentation, developer guides, product documentation, and structured knowledge bases.

Best work: DevDocs rebuilt Qualcomm’s AI Engine Direct SDK documentation with a modular structure and clear information architecture, reducing required reading by 80 percent and setup failure points by 60 percent. Their work improved how developers find and use critical SDK content, decreasing time to locate information by 70 percent.

Client portfolio:

• Qualcomm
• LittlePay
• Aptos

Pricing: DevDocs have not publicly mentioned their pricing, please book a call with them to know more about pricing.

Website: Visit Devdocs

5. 3DI Information Solutions

Founded: 2002

Best for: SaaS teams that need software documentation systems.

Overview: 3DI Information Solutions is a technical communication and content agency that focuses on documentation strategy, API and developer documentation, and structured content for SaaS and software companies. The team includes technical writers, information architects, and documentation specialists who build and optimize documentation frameworks, style guides, and reusable content models that scale with product complexity.

Best work: 3DI led a full documentation overhaul for a SaaS platform with a complex API surface, restructuring existing docs into a task-based information architecture. The engagement included API reference cleanup, user workflow guides, and the introduction of documentation standards that reduced onboarding confusion and improved self-serve usage across product team

Client portfolio:

• Apptio
• Unzer
• Promethean

Pricing: 3DI have not publicly mentioned their pricing, please book a call with them to know more about pricing.

Website: Visit 3DI

Conclusion

Choose a technical writing and documentation agency that is willing to understand your product and users, and is clear about the outcomes the content is expected to drive. The agencies listed here serve different needs, including SEO-led acquisition, documentation systems, and long-form content.

Before committing budget, define what you expect an agency to own and how success will be measured. When scope, responsibilities, and metrics are not explicit, it becomes difficult to evaluate impact.

Hackmamba is built for teams that need end-to-end technical writing across the full developer journey, with clear ownership and measurable outcomes.

If you are building a SaaS or a developer tool and want technical content that supports growth, adoption, and long-term trust, talk to us.

FAQs

1. What does a technical writing agency actually do for SaaS and DevTools companies?

A technical writing agency helps SaaS and DevTools teams produce content that explains how a product works, how to use it, and why it matters. This includes technical SEO content, product and integration pages, documentation, onboarding guides, tutorials, and technical video scripts. The goal is to support discovery, evaluation, adoption, and support at scale.

2. When should a SaaS company hire a technical writing agency?

Teams usually hire a technical writing agency when internal bandwidth is limited, documentation quality is affecting onboarding or support, or content is not contributing to pipeline or activation. It is also common when a product is scaling and content needs to stay accurate across releases.

3. What outcomes should I expect from a technical writing agency?

You should expect measurable outcomes such as improved organic sign-ups, higher activation rates, reduced documentation-related support tickets, faster onboarding, and clearer product evaluation paths. Outcomes should be defined before work begins.

4. Is technical writing a one-time project or an ongoing effort?

For most SaaS and DevTools products, technical writing is ongoing. Products evolve, APIs change, and documentation needs regular updates. Agencies that support maintenance and long-term ownership tend to deliver better results.

5. Is Hackmamba a good fit for early-stage teams?

Hackmamba works with both early-stage and scaling SaaS teams, especially those building developer-facing products. The free trial and lack of vendor lock-in allow teams to evaluate fit before committing long term.